diff --git a/.gitignore b/.gitignore
index 8a4757c0..2f7896d1 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,8 +1 @@
 target/
-.gdb_history
-!*/.gitkeep
-__pycache__/
-debug.log
-/disk/
-/limine/
-/disk.img
diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 00000000..a32d038e
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,5 @@
+[submodule "limine"]
+	path = limine
+	url = https://github.com/limine-bootloader/limine.git
+	branch = v4.x-branch-binary
+	shallow = true
diff --git a/Cargo.lock b/Cargo.lock
index 4ffaadbf..7748189d 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -12,98 +12,19 @@ dependencies = [
 ]
 
 [[package]]
-name = "async-broadcast"
-version = "0.4.1"
+name = "android_system_properties"
+version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6d26004fe83b2d1cd3a97609b21e39f9a31535822210fe83205d2ce48866ea61"
+checksum = "819e7219dbd41043ac279b19830f2efc897156490d7fd6ea916720117ee66311"
 dependencies = [
- "event-listener",
- "futures-core",
- "parking_lot",
-]
-
-[[package]]
-name = "async-channel"
-version = "1.7.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e14485364214912d3b19cc3435dde4df66065127f05fa0d75c712f36f12c2f28"
-dependencies = [
- "concurrent-queue 1.2.4",
- "event-listener",
- "futures-core",
-]
-
-[[package]]
-name = "async-executor"
-version = "1.5.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "17adb73da160dfb475c183343c8cccd80721ea5a605d3eb57125f0a7b7a92d0b"
-dependencies = [
- "async-lock",
- "async-task",
- "concurrent-queue 2.0.0",
- "fastrand",
- "futures-lite",
- "slab",
-]
-
-[[package]]
-name = "async-io"
-version = "1.10.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e8121296a9f05be7f34aa4196b1747243b3b62e048bb7906f644f3fbfc490cf7"
-dependencies = [
- "async-lock",
- "autocfg",
- "concurrent-queue 1.2.4",
- "futures-lite",
  "libc",
- "log",
- "parking",
- "polling",
- "slab",
- "socket2",
- "waker-fn",
- "winapi",
 ]
 
 [[package]]
-name = "async-lock"
-version = "2.6.0"
+name = "anyhow"
+version = "1.0.68"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c8101efe8695a6c17e02911402145357e718ac92d3ff88ae8419e84b1707b685"
-dependencies = [
- "event-listener",
- "futures-lite",
-]
-
-[[package]]
-name = "async-recursion"
-version = "0.3.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d7d78656ba01f1b93024b7c3a0467f1608e4be67d725749fdcd7d2c7678fd7a2"
-dependencies = [
- "proc-macro2",
- "quote",
- "syn",
-]
-
-[[package]]
-name = "async-task"
-version = "4.3.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7a40729d2133846d9ed0ea60a8b9541bccddab49cd30f0715a1da672fe9a2524"
-
-[[package]]
-name = "async-trait"
-version = "0.1.58"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1e805d94e6b5001b651426cf4cd446b1ab5f319d27bab5c644f61de0a804360c"
-dependencies = [
- "proc-macro2",
- "quote",
- "syn",
-]
+checksum = "2cb2f989d18dd141ab8ae82f64d1a8cdd37e0840f73a406896cf5e99502fab61"
 
 [[package]]
 name = "atty"
@@ -111,7 +32,7 @@ version = "0.2.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d9b39be18770d11421cdb1b9947a45dd3f37e93092cbf377614828a319d5fee8"
 dependencies = [
- "hermit-abi",
+ "hermit-abi 0.1.19",
  "libc",
  "winapi",
 ]
@@ -140,23 +61,23 @@ version = "1.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
 
+[[package]]
+name = "bumpalo"
+version = "3.11.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "572f695136211188308f16ad2ca5c851a712c464060ae6974944458eb83880ba"
+
 [[package]]
 name = "byteorder"
 version = "1.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "14c189c53d098945499cdfa7ecc63567cf3886b3332b312a5b4585d8d3a6a610"
 
-[[package]]
-name = "cache-padded"
-version = "1.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c1db59621ec70f09c5e9b597b220c7a2b43611f4710dc03ceb8748637775692c"
-
 [[package]]
 name = "cc"
-version = "1.0.77"
+version = "1.0.78"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e9f73505338f7d905b19d18738976aae232eb46b8efc15554ffc56deb5d9ebe4"
+checksum = "a20104e2335ce8a659d6dd92a51a767a0c062599c73b343fd152cb401e828c3d"
 
 [[package]]
 name = "cfg-if"
@@ -165,33 +86,35 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
 
 [[package]]
-name = "colored"
-version = "2.0.0"
+name = "chrono"
+version = "0.4.23"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b3616f750b84d8f0de8a58bda93e08e2a81ad3f523089b05f1dffecab48c6cbd"
+checksum = "16b0a3d9ed01224b22057780a37bb8c5dbfe1be8ba48678e7bf57ec4b385411f"
 dependencies = [
- "atty",
- "lazy_static",
+ "iana-time-zone",
+ "js-sys",
+ "num-integer",
+ "num-traits",
+ "time",
+ "wasm-bindgen",
  "winapi",
 ]
 
 [[package]]
-name = "concurrent-queue"
-version = "1.2.4"
+name = "codespan-reporting"
+version = "0.11.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "af4780a44ab5696ea9e28294517f1fffb421a83a25af521333c838635509db9c"
+checksum = "3538270d33cc669650c4b093848450d380def10c331d38c768e34cac80576e6e"
 dependencies = [
- "cache-padded",
+ "termcolor",
+ "unicode-width",
 ]
 
 [[package]]
-name = "concurrent-queue"
-version = "2.0.0"
+name = "core-foundation-sys"
+version = "0.8.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bd7bef69dc86e3c610e4e7aed41035e2a7ed12e72dd7530f61327a6579a4390b"
-dependencies = [
- "crossbeam-utils",
-]
+checksum = "5827cebf4670468b8772dd191856768aedcb1b0278a04f989f7766351917b9dc"
 
 [[package]]
 name = "crossbeam-queue"
@@ -213,10 +136,43 @@ dependencies = [
 ]
 
 [[package]]
-name = "derivative"
-version = "2.2.0"
+name = "cxx"
+version = "1.0.85"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fcc3dd5e9e9c0b295d6e1e4d811fb6f157d5ffd784b8d202fc62eac8035a770b"
+checksum = "5add3fc1717409d029b20c5b6903fc0c0b02fa6741d820054f4a2efa5e5816fd"
+dependencies = [
+ "cc",
+ "cxxbridge-flags",
+ "cxxbridge-macro",
+ "link-cplusplus",
+]
+
+[[package]]
+name = "cxx-build"
+version = "1.0.85"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b4c87959ba14bc6fbc61df77c3fcfe180fc32b93538c4f1031dd802ccb5f2ff0"
+dependencies = [
+ "cc",
+ "codespan-reporting",
+ "once_cell",
+ "proc-macro2",
+ "quote",
+ "scratch",
+ "syn",
+]
+
+[[package]]
+name = "cxxbridge-flags"
+version = "1.0.85"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "69a3e162fde4e594ed2b07d0f83c6c67b745e7f28ce58c6df5e6b6bef99dfb59"
+
+[[package]]
+name = "cxxbridge-macro"
+version = "1.0.85"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3e7e2adeb6a0d4a282e581096b06e1791532b7d576dcde5ccd9382acf55db8e6"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -224,123 +180,60 @@ dependencies = [
 ]
 
 [[package]]
-name = "dirs"
-version = "4.0.0"
+name = "env_logger"
+version = "0.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ca3aa72a6f96ea37bbc5aa912f6788242832f75369bdfdadcb0e38423f100059"
+checksum = "85cdab6a89accf66733ad5a1693a4dcced6aeff64602b634530dd73c1f3ee9f0"
 dependencies = [
- "dirs-sys",
+ "humantime",
+ "is-terminal",
+ "log",
+ "regex",
+ "termcolor",
 ]
 
 [[package]]
-name = "dirs-sys"
-version = "0.3.7"
+name = "errno"
+version = "0.2.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1b1d1d91c932ef41c0f2663aa8b0ca0342d444d842c06914aa0a7e352d0bada6"
+checksum = "f639046355ee4f37944e44f60642c6f3a7efa3cf6b78c78a0d989a8ce6c396a1"
 dependencies = [
+ "errno-dragonfly",
  "libc",
- "redox_users",
  "winapi",
 ]
 
 [[package]]
-name = "enumflags2"
-version = "0.7.5"
+name = "errno-dragonfly"
+version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e75d4cd21b95383444831539909fbb14b9dc3fdceb2a6f5d36577329a1f55ccb"
+checksum = "aa68f1b12764fab894d2755d2518754e71b4fd80ecfb822714a1206c2aab39bf"
 dependencies = [
- "enumflags2_derive",
- "serde",
-]
-
-[[package]]
-name = "enumflags2_derive"
-version = "0.7.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f58dc3c5e468259f19f2d46304a6b28f1c3d034442e14b322d2b850e36f6d5ae"
-dependencies = [
- "proc-macro2",
- "quote",
- "syn",
-]
-
-[[package]]
-name = "event-listener"
-version = "2.5.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0206175f82b8d6bf6652ff7d71a1e27fd2e4efde587fd368662814d6ec1d9ce0"
-
-[[package]]
-name = "fastrand"
-version = "1.8.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a7a407cfaa3385c4ae6b23e84623d48c2798d06e3e6a1878f7f59f17b3f86499"
-dependencies = [
- "instant",
-]
-
-[[package]]
-name = "futures-core"
-version = "0.3.25"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "04909a7a7e4633ae6c4a9ab280aeb86da1236243a77b694a49eacd659a4bd3ac"
-
-[[package]]
-name = "futures-io"
-version = "0.3.25"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "00f5fb52a06bdcadeb54e8d3671f8888a39697dcb0b81b23b55174030427f4eb"
-
-[[package]]
-name = "futures-lite"
-version = "1.12.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7694489acd39452c77daa48516b894c153f192c3578d5a839b62c58099fcbf48"
-dependencies = [
- "fastrand",
- "futures-core",
- "futures-io",
- "memchr",
- "parking",
- "pin-project-lite",
- "waker-fn",
-]
-
-[[package]]
-name = "futures-sink"
-version = "0.3.25"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "39c15cf1a4aa79df40f1bb462fb39676d0ad9e366c2a33b590d7c66f4f81fcf9"
-
-[[package]]
-name = "futures-task"
-version = "0.3.25"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2ffb393ac5d9a6eaa9d3fdf37ae2776656b706e200c8e16b1bdb227f5198e6ea"
-
-[[package]]
-name = "futures-util"
-version = "0.3.25"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "197676987abd2f9cadff84926f410af1c183608d36641465df73ae8211dc65d6"
-dependencies = [
- "futures-core",
- "futures-sink",
- "futures-task",
- "pin-project-lite",
- "pin-utils",
- "slab",
-]
-
-[[package]]
-name = "getrandom"
-version = "0.2.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4eb1a864a501629691edf6c15a593b7a51eebaa1e8468e9ddc623de7c9b58ec6"
-dependencies = [
- "cfg-if",
+ "cc",
  "libc",
- "wasi",
+]
+
+[[package]]
+name = "error-stack"
+version = "0.2.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "859d224e04b2d93d974c08e375dac9b8d1a513846e44c6666450a57b1ed963f9"
+dependencies = [
+ "anyhow",
+ "owo-colors",
+ "rustc_version",
+]
+
+[[package]]
+name = "fatfs"
+version = "0.3.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e18f80a87439240dac45d927fd8f8081b6f1e34c03e97271189fa8a8c2e96c8f"
+dependencies = [
+ "bitflags",
+ "byteorder",
+ "chrono",
+ "log",
 ]
 
 [[package]]
@@ -353,18 +246,79 @@ dependencies = [
 ]
 
 [[package]]
-name = "hex"
-version = "0.4.3"
+name = "hermit-abi"
+version = "0.2.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7f24254aa9a54b5c858eaee2f5bccdb46aaf0e486a595ed5fd8f86ba55232a70"
+checksum = "ee512640fe35acbfb4bb779db6f0d80704c2cacfa2e39b601ef3e3f47d1ae4c7"
+dependencies = [
+ "libc",
+]
 
 [[package]]
-name = "instant"
-version = "0.1.12"
+name = "humantime"
+version = "2.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7a5bbe824c507c5da5956355e86a746d82e0e1464f65d862cc5e71da70e94b2c"
+checksum = "9a3a5bfb195931eeb336b2a7b4d761daec841b97f947d34394601737a7bba5e4"
+
+[[package]]
+name = "iana-time-zone"
+version = "0.1.53"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "64c122667b287044802d6ce17ee2ddf13207ed924c712de9a66a5814d5b64765"
 dependencies = [
- "cfg-if",
+ "android_system_properties",
+ "core-foundation-sys",
+ "iana-time-zone-haiku",
+ "js-sys",
+ "wasm-bindgen",
+ "winapi",
+]
+
+[[package]]
+name = "iana-time-zone-haiku"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0703ae284fc167426161c2e3f1da3ea71d94b21bedbcc9494e92b28e334e3dca"
+dependencies = [
+ "cxx",
+ "cxx-build",
+]
+
+[[package]]
+name = "io-lifetimes"
+version = "1.0.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "46112a93252b123d31a119a8d1a1ac19deac4fac6e0e8b0df58f0d4e5870e63c"
+dependencies = [
+ "libc",
+ "windows-sys",
+]
+
+[[package]]
+name = "is-terminal"
+version = "0.4.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "28dfb6c8100ccc63462345b67d1bbc3679177c75ee4bf59bf29c8b1d110b8189"
+dependencies = [
+ "hermit-abi 0.2.6",
+ "io-lifetimes",
+ "rustix",
+ "windows-sys",
+]
+
+[[package]]
+name = "is_ci"
+version = "1.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "616cde7c720bb2bb5824a224687d8f77bfd38922027f01d825cd7453be5099fb"
+
+[[package]]
+name = "js-sys"
+version = "0.3.60"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "49409df3e3bf0856b916e2ceaca09ee28e6871cf7d9ce97a692cacfdb2a25a47"
+dependencies = [
+ "wasm-bindgen",
 ]
 
 [[package]]
@@ -382,17 +336,11 @@ dependencies = [
  "x86_64",
 ]
 
-[[package]]
-name = "lazy_static"
-version = "1.4.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
-
 [[package]]
 name = "libc"
-version = "0.2.137"
+version = "0.2.139"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fc7fcc620a3bff7cdd7a365be3376c97191aeaccc2a603e600951e452615bf89"
+checksum = "201de327520df007757c1f0adce6e827fe8562fbc28bfd9c15571c66ca1f5f79"
 
 [[package]]
 name = "limine"
@@ -400,6 +348,21 @@ version = "0.1.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "eac64618e505bab2387986e5b1014f5d344130d609685bbd8b71a10af3ee599d"
 
+[[package]]
+name = "link-cplusplus"
+version = "1.0.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ecd207c9c713c34f95a097a5b029ac2ce6010530c7b49d7fea24d977dede04f5"
+dependencies = [
+ "cc",
+]
+
+[[package]]
+name = "linux-raw-sys"
+version = "0.1.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f051f77a7c8e6957c0696eac88f26b0117e54f52d3fc682ab19397a8812846a4"
+
 [[package]]
 name = "lock_api"
 version = "0.4.7"
@@ -426,70 +389,49 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2dffe52ecf27772e601905b7522cb4ef790d2cc203488bbd0e2fe85fcb74566d"
 
 [[package]]
-name = "memoffset"
-version = "0.6.5"
+name = "nix"
+version = "0.26.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5aa361d4faea93603064a027415f07bd8e1d5c88c9fbf68bf56a285428fd79ce"
+checksum = "46a58d1d356c6597d08cde02c2f09d785b09e28711837b1ed667dc652c08a694"
+dependencies = [
+ "bitflags",
+ "cfg-if",
+ "libc",
+ "static_assertions",
+]
+
+[[package]]
+name = "num-integer"
+version = "0.1.45"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "225d3389fb3509a24c93f5c29eb6bde2586b98d9f016636dff58d7c6f7569cd9"
+dependencies = [
+ "autocfg",
+ "num-traits",
+]
+
+[[package]]
+name = "num-traits"
+version = "0.2.15"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "578ede34cf02f8924ab9447f50c28075b4d3e5b269972345e7e0372b38c6cdcd"
 dependencies = [
  "autocfg",
 ]
 
-[[package]]
-name = "nix"
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- "cc",
- "cfg-if",
- "libc",
- "memoffset",
-]
-
 [[package]]
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-version = "1.13.0"
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 [[package]]
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+checksum = "c1b04fb49957986fdce4d6ee7a65027d55d4b6d2265e5848bbb507b58ccfdb6f"
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- "pin-project-lite",
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-dependencies = [
- "cfg-if",
- "libc",
- "redox_syscall",
- "smallvec",
- "windows-sys",
+ "supports-color",
 ]
 
 [[package]]
@@ -498,49 +440,6 @@ version = "1.0.9"
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-dependencies = [
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- "thiserror",
- "toml",
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-
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@@ -559,36 +458,6 @@ dependencies = [
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- "rand_core",
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@@ -598,26 +467,6 @@ dependencies = [
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@@ -631,26 +480,42 @@ dependencies = [
 
 [[package]]
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-dependencies = [
- "winapi",
-]
+checksum = "456c603be3e8d448b072f410900c09faf164fbce2d480456f50eea6e25f9c848"
 
 [[package]]
 name = "repbuild"
-version = "0.1.0"
+version = "0.2.0"
 dependencies = [
- "colored",
- "udisks",
- "zbus",
+ "env_logger",
+ "error-stack",
+ "fatfs",
+ "log",
+ "nix",
+]
+
+[[package]]
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bfa0f585226d2e68097d4f95d113b15b83a82e819ab25717ec0590d9584ef366"
+dependencies = [
+ "semver",
+]
+
+[[package]]
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+checksum = "4feacf7db682c6c329c4ede12649cd36ecab0f3be5b7d74e6a20304725db4549"
+dependencies = [
+ "bitflags",
+ "errno",
+ "io-lifetimes",
+ "libc",
+ "linux-raw-sys",
+ "windows-sys",
 ]
 
 [[package]]
@@ -665,6 +530,18 @@ version = "1.1.0"
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 checksum = "d29ab0c6d3fc0ee92fe66e2d99f700eab17a8d57d1c1d3b748380fb20baa78cd"
 
+[[package]]
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+checksum = "ddccb15bcce173023b3fedd9436f882a0739b8dfb45e4f6b6002bee5929f61b2"
+
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+
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@@ -685,32 +562,6 @@ dependencies = [
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-[[package]]
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-]
-
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-
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@@ -720,22 +571,6 @@ dependencies = [
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-[[package]]
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-
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-dependencies = [
- "libc",
- "winapi",
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@@ -751,6 +586,16 @@ version = "1.1.0"
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 checksum = "a2eb9349b6444b326872e140eb1cf5e7c522154d69e7a0ffb0fb81c06b37543f"
 
+[[package]]
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8ba6faf2ca7ee42fdd458f4347ae0a9bd6bcc445ad7cb57ad82b383f18870d6f"
+dependencies = [
+ "atty",
+ "is_ci",
+]
+
 [[package]]
 name = "syn"
 version = "1.0.103"
@@ -763,80 +608,25 @@ dependencies = [
 ]
 
 [[package]]
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+name = "termcolor"
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+checksum = "bab24d30b911b2376f3a13cc2cd443142f0c81dda04c118693e35b3835757755"
+dependencies = [
+ "winapi-util",
+]
+
+[[package]]
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 dependencies = [
- "cfg-if",
- "fastrand",
  "libc",
- "redox_syscall",
- "remove_dir_all",
+ "wasi",
  "winapi",
 ]
 
-[[package]]
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-dependencies = [
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@@ -848,32 +638,18 @@ dependencies = [
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 ]
 
-[[package]]
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-dependencies = [
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 checksum = "15c61ba63f9235225a22310255a29b806b907c9b8c964bcbd0a2c70f3f2deea7"
 
+[[package]]
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+checksum = "c0edd1e5b14653f783770bce4a4dabb4a5108a5370a5f5d8cfe8710c361f6c8b"
+
 [[package]]
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@@ -888,27 +664,66 @@ version = "0.4.5"
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-
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-checksum = "9c8d87e72b64a3b4db28d11ce29237c246188f4f51057d65a7eab63b7987e423"
+checksum = "1a143597ca7c7793eff794def352d41792a93c481eb1042423ff7ff72ba2c31f"
 
 [[package]]
-name = "wepoll-ffi"
-version = "0.1.2"
+name = "wasm-bindgen"
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-checksum = "d743fdedc5c64377b5fc2bc036b01c7fd642205a0d96356034ae3404d49eb7fb"
+checksum = "eaf9f5aceeec8be17c128b2e93e031fb8a4d469bb9c4ae2d7dc1888b26887268"
 dependencies = [
- "cc",
+ "cfg-if",
+ "wasm-bindgen-macro",
 ]
 
+[[package]]
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4c8ffb332579b0557b52d268b91feab8df3615f265d5270fec2a8c95b17c1142"
+dependencies = [
+ "bumpalo",
+ "log",
+ "once_cell",
+ "proc-macro2",
+ "quote",
+ "syn",
+ "wasm-bindgen-shared",
+]
+
+[[package]]
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+checksum = "052be0f94026e6cbc75cdefc9bae13fd6052cdcaf532fa6c45e7ae33a1e6c810"
+dependencies = [
+ "quote",
+ "wasm-bindgen-macro-support",
+]
+
+[[package]]
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+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+ "wasm-bindgen-backend",
+ "wasm-bindgen-shared",
+]
+
+[[package]]
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+
 [[package]]
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 version = "0.3.9"
@@ -925,6 +740,15 @@ version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
 
+[[package]]
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "70ec6ce85bb158151cae5e5c87f95a8e97d2c0c4b001223f33a334e3ce5de178"
+dependencies = [
+ "winapi",
+]
+
 [[package]]
 name = "winapi-x86_64-pc-windows-gnu"
 version = "0.4.0"
@@ -1012,93 +836,3 @@ dependencies = [
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  "volatile",
 ]
-
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- "futures-util",
- "hex",
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- "ordered-stream",
- "rand",
- "serde",
- "serde_repr",
- "sha1",
- "static_assertions",
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- "uds_windows",
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- "zvariant",
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-version = "3.8.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5c817f416f05fcbc833902f1e6064b72b1778573978cfeac54731451ccc9e207"
-dependencies = [
- "byteorder",
- "enumflags2",
- "libc",
- "serde",
- "static_assertions",
- "zvariant_derive",
-]
-
-[[package]]
-name = "zvariant_derive"
-version = "3.8.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fdd24fffd02794a76eb10109de463444064c88f5adb9e9d1a78488adc332bfef"
-dependencies = [
- "proc-macro-crate",
- "proc-macro2",
- "quote",
- "syn",
-]
diff --git a/base/README.md b/base/README.md
deleted file mode 100644
index c2517114..00000000
--- a/base/README.md
+++ /dev/null
@@ -1,4 +0,0 @@
-# Base Root Filesystem
-
-This is the base root filesystem for ableOS. It's used by tepbuild while
-building the disk image.
diff --git a/base/boot/initrd.tar b/base/boot/initrd.tar
deleted file mode 100644
index 9df64990..00000000
Binary files a/base/boot/initrd.tar and /dev/null differ
diff --git a/base/boot/kernel.toml b/base/boot/kernel.toml
deleted file mode 100644
index c375fccf..00000000
--- a/base/boot/kernel.toml
+++ /dev/null
@@ -1,7 +0,0 @@
-[logging]
-enabled = true
-level = "Trace"
-log_to_serial = true
-log_to_vterm = false
-filter = ["ableos::ps2_mouse", "ableos::vterm", "ableos::devices::pci"]
-
diff --git a/base/home/able/bins/aos_test.wasm b/base/home/able/bins/aos_test.wasm
deleted file mode 100755
index b9350d9a..00000000
Binary files a/base/home/able/bins/aos_test.wasm and /dev/null differ
diff --git a/base/home/able/bins/weealloc_test.wasm b/base/home/able/bins/weealloc_test.wasm
deleted file mode 100755
index 7af3a9fe..00000000
Binary files a/base/home/able/bins/weealloc_test.wasm and /dev/null differ
diff --git a/base/home/able/configs/qwerty.keymap b/base/home/able/configs/qwerty.keymap
deleted file mode 100644
index 95db614b..00000000
--- a/base/home/able/configs/qwerty.keymap
+++ /dev/null
@@ -1,252 +0,0 @@
-# Able doesn't have a full keyboard
-0-NONE
-1-
-2-
-3-BACKSPACE
-4-
-5-
-6-
-7-
-8-
-9-TAB
-10-
-11-
-12-
-13-ENTER
-14-
-15-
-16-SHIFT
-17-CONTROL
-18-ALT
-19-PAUSE
-20-CAPS_LOCK
-21-
-22-
-23-
-24-
-25-
-26-
-27-
-28-
-29-
-30-
-31-
-32-SPACE
-33-PAGE_UP
-34-PAGE_DOWN
-35-END
-36-HOME
-37-ARROW_LEFT
-38-ARROW_UP
-39-ARROW_RIGHT
-40-ARROW_DOWN
-41-
-42-
-43-
-44-
-45-INSERT
-46-DELETE
-47-
-48-0
-49-1
-50-2
-51-3
-52-4
-53-5
-54-6
-55-7
-56-8
-57-9
-58-
-59-SEMICOLON
-60-
-61-EQUAL
-62-
-63-
-64-
-65-a
-66-b
-67-c
-68-d
-69-e
-70-f
-71-g
-72-h
-73-i
-74-j
-75-k
-76-l
-77-m
-78-n
-79-o
-80-p
-81-q
-82-r
-83-s
-84-t
-85-u
-86-v
-87-w
-88-x
-89-y
-90-z
-91-
-92-
-93-
-94-
-95-
-96-
-97-
-98-
-99-
-100-
-101-
-102-
-103-
-106-
-107-
-108-
-109-
-110-
-111-
-112-FUNCTION_1
-113-FUNCTION_2
-114-FUNCTION_3
-115-FUNCTION_4
-116-FUNCTION_5
-117-FUNCTION_6
-118-FUNCTION_7
-119-FUNCTION_8
-120-FUNCTION_9
-121-FUNCTION_10
-122-FUNCTION_11
-123-FUNCTION_12
-124-
-125-
-126-
-127-
-128-
-129-
-130-
-131-
-132-
-134-
-135-
-136-
-137-
-138-
-139-
-140-
-141-
-142-
-143-
-145-SCROLL_LOCK
-146-
-147-
-148-
-149-
-150-
-151-
-152-
-153-
-154-
-155-
-156-
-157-
-158-
-159-
-160-
-161-
-162-
-163-
-164-
-165-
-166-
-167-
-168-
-169-
-170-
-171-
-172-
-173-MINUS
-174-
-175-
-176-
-177-
-178-
-179-
-180-
-181-
-182-
-183-
-184-
-185-
-186-
-187-
-188-COMMA
-189-
-190-PERIOD
-191-FORWARD_SLASH
-192-GRAVE
-193-
-194-
-195-
-196-
-197-
-198-
-199-
-200-
-201-
-202-
-203-
-204-
-205-
-206-
-207-
-208-
-209-
-210-
-211-
-212-
-213-
-214-
-215-
-216-
-218-
-219-BRACKET_LEFT
-220-BACK_SLASH
-221-BRACKET_RIGHT
-222-QUOTE
-223-
-224-
-225-
-226-
-227-
-228-
-229-
-230-
-231-
-232-
-233-
-234-
-235-
-236-
-237-
-238-
-239-
-240-
-241-
-242-
-243-
-244-
-245-
-246-
-247-
-248-
-249-
-250-
-251-
-252-
-253-
-254-
-255-
diff --git a/base/home/able/layout.txt b/base/home/able/layout.txt
deleted file mode 100644
index 73c3402c..00000000
--- a/base/home/able/layout.txt
+++ /dev/null
@@ -1,14 +0,0 @@
-boot/
-├─ kernel.img
-home/
-├─ able/
-│  ├─ bins/
-│  ├─ config/
-│  │  ├─ able_edit/
-│  │  │  ├─ config.toml
-│  ├─ irl_pic.png
-│  ├─ password.txt
-system/
-├─ bins/
-├─ configs/
-│  ├─ kernel.toml
\ No newline at end of file
diff --git a/kernel/.cargo/config.toml b/kernel/.cargo/config.toml
index e8fc403e..5e82bd2d 100644
--- a/kernel/.cargo/config.toml
+++ b/kernel/.cargo/config.toml
@@ -6,4 +6,4 @@ build-std-features = ["compiler-builtins-mem"]
 target = "./targets/x86_64-ableos.json"
 
 [target.'cfg(target_arch = "x86_64")']
-rustflags = ["-C", "target-feature=+rdrand"]
\ No newline at end of file
+rustflags = ["-C", "target-feature=+rdrand"]
diff --git a/limine b/limine
new file mode 160000
index 00000000..83e6e5b4
--- /dev/null
+++ b/limine
@@ -0,0 +1 @@
+Subproject commit 83e6e5b4da7791ade3b367ceec8ce82c469d06db
diff --git a/repbuild/Cargo.toml b/repbuild/Cargo.toml
index 7ab309cd..4d0b89bf 100644
--- a/repbuild/Cargo.toml
+++ b/repbuild/Cargo.toml
@@ -1,11 +1,15 @@
 [package]
 name = "repbuild"
-version = "0.1.0"
+version = "0.2.0"
 edition = "2021"
 
-# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
-
 [dependencies]
-colored = "2.0"
-udisks = "0.1"
-zbus = "2.3"
+env_logger = "0.10"
+error-stack = "0.2"
+fatfs = "0.3"
+log = "0.4"
+
+[dependencies.nix]
+version = "0.26"
+default-features = false
+features = ["fs"]
diff --git a/base/boot/limine.cfg b/repbuild/limine.cfg
similarity index 78%
rename from base/boot/limine.cfg
rename to repbuild/limine.cfg
index a26657e2..27ff2b95 100644
--- a/base/boot/limine.cfg
+++ b/repbuild/limine.cfg
@@ -1,4 +1,4 @@
-${ABLEOS_KERNEL}=boot:///boot/kernel
+${ABLEOS_KERNEL}=boot:///kernel
 # TODO: Make a boot background image for ableOS
 # ${WALLPAPER_PATH}=boot:///boot/bg.bmp
 
@@ -18,5 +18,5 @@ TERM_BACKDROP=008080
     # Setting a default resolution for the framebuffer
     RESOLUTION=800x600x24
 
-    MODULE_PATH=boot:///boot/initrd.tar
-    MODULE_CMDLINE=This is the first module.
+    # MODULE_PATH=boot:///boot/initrd.tar
+    # MODULE_CMDLINE=This is the first module.
diff --git a/repbuild/src/main.rs b/repbuild/src/main.rs
index 86fcd37a..e6bbcb49 100644
--- a/repbuild/src/main.rs
+++ b/repbuild/src/main.rs
@@ -1,539 +1,170 @@
-/*
- * Copyright (c) 2022, Umut İnan Erdoğan <umutinanerdogan@pm.me>
- * Copyright (c) 2022, able <abl3theabove@gmail.com>
- *
- * SPDX-License-Identifier: MPL-2.0
- */
+use error_stack::{bail, report, Context, IntoReport, Result, ResultExt};
+use fatfs::{FileSystem, FormatVolumeOptions, FsOptions, ReadWriteSeek};
+use nix::fcntl::FallocateFlags;
+use std::{fmt::Display, fs::File, io, os::fd::AsRawFd, path::Path, process::Command};
 
-use colored::*;
-use std::{
-    fs::{self, File},
-    os::fd::AsRawFd,
-    process::Command,
-};
-use udisks::{
-    filesystem::{MountOptions, UnMountOptions},
-    manager::LoopSetupOptions,
-};
+fn main() -> Result<(), Error> {
+    env_logger::init();
+    let mut args = std::env::args();
+    args.next();
 
-struct Options {
-    pub subcommand: Subcommand,
-    pub arguments: Vec<String>,
-}
-
-enum Subcommand {
-    BuildImage,
-    Doc,
-    Help,
-    Run,
-    Empty,
-    /// Run all tests for all architectures
-    Test,
-    Unknown(String),
-}
-
-impl Subcommand {
-    fn from_str<S: AsRef<str>>(str: S) -> Subcommand {
-        match str.as_ref() {
-            "build-image" => Subcommand::BuildImage,
-            "doc" => Subcommand::Doc,
-            "help" => Subcommand::Help,
-            "run" | "r" => Subcommand::Run,
-            "test" | "t" => Subcommand::Test,
-            "" => Subcommand::Empty,
-            unknown => Subcommand::Unknown(unknown.to_string()),
+    match args.next().as_deref() {
+        Some("build" | "b") => build(
+            args.next()
+                .map(|x| x == "-r" || x == "--release")
+                .unwrap_or_default(),
+        )
+        .change_context(Error::Build),
+        Some("run" | "r") => {
+            build(
+                args.next()
+                    .map(|x| x == "-r" || x == "--release")
+                    .unwrap_or_default(),
+            )?;
+            run()
         }
-    }
-}
-
-enum MachineType {
-    X86_64,
-    RiscV64,
-    AArch64,
-    Unknown(String),
-}
-
-fn main() -> Result<(), Box<dyn std::error::Error>> {
-    let options = options();
-
-    match options.subcommand {
-        Subcommand::BuildImage => {
-            let machine_text = options.arguments.get(0).cloned().unwrap_or_default();
-
-            match machine(machine_text) {
-                MachineType::X86_64 => {
-                    // Cleanup
-                    // NOTE: we are not unwrapping these, as we don't want this to fail if they
-                    //       don't exist yet, probably not the best idea tho.
-                    // FIXME: figure out a better way to ignore errors about these not existing
-                    #[allow(unused_must_use)]
-                    {
-                        fs::remove_dir_all("./limine");
-                        fs::remove_dir_all("./disk");
-                        fs::remove_file("./target/disk.img");
-                    }
-
-                    // Build ableOS in release mode
-                    Command::new("cargo")
-                        .args(["build", "--release"])
-                        .current_dir(fs::canonicalize("./kernel").unwrap())
-                        .status()
-                        .unwrap();
-
-                    // Create disk directory
-                    fs::create_dir("./disk").unwrap();
-
-                    // Clone limine 4.x binaries
-                    Command::new("git")
-                        .arg("clone")
-                        .arg("https://github.com/limine-bootloader/limine.git")
-                        .arg("--branch=v4.x-branch-binary")
-                        .arg("--depth=1")
-                        .status()
-                        .unwrap();
-
-                    println!("{}", "Building limine".bold());
-                    Command::new("make")
-                        .args(["-C", "limine"])
-                        .status()
-                        .unwrap();
-
-                    println!("{}", "Allocating new disk image".bold());
-                    Command::new("fallocate")
-                        .args(["-l", "256M", "./target/disk.img"])
-                        .status()
-                        .unwrap();
-
-                    println!("{}", "Partitioning disk image".bold());
-                    let dbus_conn = zbus::blocking::Connection::system()?;
-
-                    // Setup loop device
-                    let disk_img = File::options()
-                        .read(true)
-                        .write(true)
-                        .open("./target/disk.img")?;
-                    let loopdev = udisks::manager::UDisks2ManagerProxyBlocking::new(&dbus_conn)?
-                        .loop_setup(
-                            disk_img.as_raw_fd().into(),
-                            LoopSetupOptions {
-                                no_user_interaction: true,
-                                offset: 0,
-                                size: 0,
-                                readonly: false,
-                                no_part_scan: false,
-                            },
-                        )?;
-
-                    // Create MBR
-                    udisks::block::BlockProxyBlocking::builder(&dbus_conn)
-                        .path(&loopdev)?
-                        .build()?
-                        .format("dos", Default::default())?;
-
-                    // Create and format partition
-                    let filesystem =
-                        udisks::partition::PartitionTableProxyBlocking::builder(&dbus_conn)
-                            .destination("org.freedesktop.UDisks2")?
-                            .path(&loopdev)?
-                            .build()?
-                            .create_partition_and_format(
-                                0,
-                                0,
-                                "",
-                                "",
-                                Default::default(),
-                                "ext2",
-                                [("take-ownership", true.into())].into_iter().collect(),
-                            )?;
-
-                    let fsproxy = udisks::filesystem::FilesystemProxyBlocking::builder(&dbus_conn)
-                        .path(&filesystem)?
-                        .build()?;
-
-                    // Mount the filesystem
-                    let mountpoint = fsproxy
-                        .mount(MountOptions {
-                            no_user_interaction: true,
-                            fs_type: String::new(),
-                            mount_options: String::new(),
-                        })
-                        .or_else(|_| {
-                            Ok::<String, zbus::Error>(loop {
-                                if let Some(m) = fsproxy.mount_points()?.get(0) {
-                                    break m.to_string();
-                                }
-                            })
-                        })?;
-
-                    // copy ./base/* over to ./disk
-                    Command::new("sh")
-                        .arg("-c")
-                        .arg(format!("cp -r ./base/* {mountpoint}"))
-                        .status()?;
-
-                    // copy ./limine/limine.sys over to ./disk/boot
-                    Command::new("cp")
-                        .args(["./limine/limine.sys", &format!("{mountpoint}/boot")])
-                        .status()?;
-
-                    // copy the kernel over to ./disk/boot/kernel
-                    Command::new("cp")
-                        .arg("./target/x86_64-ableos/release/kernel")
-                        .arg(&format!("{mountpoint}/boot/kernel"))
-                        .status()?;
-
-                    // Unmount the filesystem (and the rest of things will follow)
-                    fsproxy.unmount(UnMountOptions {
-                        no_user_interaction: true,
-                        force: false,
-                    })?;
-
-                    println!("{}", "Deploying limine".bold());
-                    Command::new("./limine/limine-deploy")
-                        .arg("./target/disk.img")
-                        .status()
-                        .unwrap();
-                }
-                MachineType::Unknown(unknown) => {
-                    eprintln!(
-                        "{}: unknown machine type `{}`",
-                        "error".red().bold(),
-                        unknown.bold(),
-                    );
-                    eprintln!("expected one of x86_64, riscv64 or aarch64");
-                }
-                _ => {
-                    eprintln!(
-                        "{}: build-image not implemented for this machine type",
-                        "error".red().bold(),
-                    );
-                }
-            }
-        }
-        Subcommand::Test => {
-            Command::new("cargo")
-                .args(["test", "--target=json_targets/x86_64-ableos.json"])
-                .current_dir(fs::canonicalize("./ableos").unwrap())
-                .status()
-                .unwrap();
-
-            // panic!("Test Infrastructure missing");
-        }
-        Subcommand::Doc => {
-            let machine_text = options.arguments.get(0).cloned().unwrap_or_default();
-
-            match machine(machine_text) {
-                MachineType::X86_64 => {
-                    Command::new("cargo")
-                        .args(["doc", "--open"])
-                        .current_dir(fs::canonicalize("./ableos").unwrap())
-                        .status()
-                        .unwrap();
-                }
-                MachineType::RiscV64 => {
-                    Command::new("cargo")
-                        .args(["doc", "--open", "--target=riscv64gc-unknown-none-elf"])
-                        .current_dir(fs::canonicalize("./ableos").unwrap())
-                        .status()
-                        .unwrap();
-                }
-                MachineType::AArch64 => {
-                    Command::new("cargo")
-                        .args(["doc", "--open", "--target=json_targets/aarch64-ableos.json"])
-                        .current_dir(fs::canonicalize("./ableos").unwrap())
-                        .status()
-                        .unwrap();
-                }
-                MachineType::Unknown(unknown) => {
-                    eprintln!(
-                        "{}: unknown machine type `{}`",
-                        "error".red().bold(),
-                        unknown.bold(),
-                    );
-                    eprintln!("expected one of x86_64, riscv64 or aarch64");
-                }
-            }
-        }
-        Subcommand::Help => help(),
-        Subcommand::Run => {
-            let machine_text = options.arguments.get(0).cloned().unwrap_or_default();
-            let debug = options.arguments.get(1).cloned().unwrap_or_default();
-            let debug = matches!(debug.as_str(), "--debug" | "--dbg" | "-d");
-
-            match machine(machine_text) {
-                MachineType::X86_64 if debug => {
-                    // Build ableOS
-                    Command::new("cargo")
-                        .arg("build")
-                        .current_dir(fs::canonicalize("./kernel").unwrap())
-                        .status()
-                        .unwrap();
-
-                    // Setup loopback device for disk.img, with partitions
-                    // FIXME: don't do ths if running without changes
-                    // Setup loop device
-                    let disk_img = File::options()
-                        .read(true)
-                        .write(true)
-                        .open("./target/disk.img")?;
-                    let dbus_conn = zbus::blocking::Connection::system()?;
-                    let loopdev = udisks::manager::UDisks2ManagerProxyBlocking::new(&dbus_conn)?
-                        .loop_setup(
-                            disk_img.as_raw_fd().into(),
-                            LoopSetupOptions {
-                                no_user_interaction: true,
-                                offset: 0,
-                                size: 0,
-                                readonly: false,
-                                no_part_scan: false,
-                            },
-                        )?;
-
-                    let parts = udisks::partition::PartitionTableProxyBlocking::builder(&dbus_conn)
-                        .destination("org.freedesktop.UDisks2")?
-                        .path(loopdev)?
-                        .build()?
-                        .partitions()?;
-
-                    let fsobjpath = parts.get(0).ok_or("missing boot partition")?;
-                    let mountpoint =
-                        udisks::filesystem::FilesystemProxyBlocking::builder(&dbus_conn)
-                            .path(fsobjpath)?
-                            .build()?
-                            .mount(MountOptions {
-                                no_user_interaction: true,
-                                fs_type: String::new(),
-                                mount_options: String::new(),
-                            })?;
-
-                    // copy the kernel over to ./disk/boot/kernel
-                    Command::new("cp")
-                        .arg("./target/x86_64-ableos/debug/kernel")
-                        .arg(format!("{mountpoint}/boot/kernel"))
-                        .status()
-                        .unwrap();
-
-                    udisks::filesystem::FilesystemProxyBlocking::builder(&dbus_conn)
-                        .path(fsobjpath)?
-                        .build()?
-                        .unmount(UnMountOptions {
-                            no_user_interaction: true,
-                            force: false,
-                        })?;
-
-                    // run qemu with "-S", "-gdb", "tcp:9000"
-                    Command::new("qemu-system-x86_64")
-                        .args(["-device", "piix4-ide,id=ide"])
-                        .arg("-drive")
-                        .arg("file=./target/disk.img,format=raw,if=none,id=disk")
-                        .args(["-device", "ide-hd,drive=disk,bus=ide.0"])
-                        // .arg("--nodefaults")
-                        .args(["-cpu", "Broadwell-v3"])
-                        .args(["-m", "4G"])
-                        .args(["-serial", "stdio"])
-                        .args(["-smp", "cores=2"])
-                        // .args(["-soundhw", "pcspk"])
-                        // .args(["-device", "VGA"])
-                        // .args(["-device", "virtio-gpu-pci"])
-                        .args(["-device", "vmware-svga"])
-                        .args(["-device", "sb16"])
-                        // .args(["-machine", "pcspk-audiodev=0"])
-                        // .args(["-qmp", "unix:../qmp-sock,server,nowait"])
-                        .args(["-S", "-gdb", "tcp:9000"])
-                        .status()
-                        .unwrap();
-                }
-                MachineType::X86_64 => {
-                    // Build ableOS
-                    Command::new("cargo")
-                        .args(["build", "--release"])
-                        .current_dir(fs::canonicalize("./kernel").unwrap())
-                        .status()
-                        .unwrap();
-
-                    // Setup loopback device for disk.img, with partitions
-                    // FIXME: don't do ths if running without changes
-                    let disk_img = File::options()
-                        .read(true)
-                        .write(true)
-                        .open("./target/disk.img")?;
-                    let dbus_conn = zbus::blocking::Connection::system()?;
-                    let loopdev = udisks::manager::UDisks2ManagerProxyBlocking::new(&dbus_conn)?
-                        .loop_setup(
-                            disk_img.as_raw_fd().into(),
-                            LoopSetupOptions {
-                                no_user_interaction: true,
-                                offset: 0,
-                                size: 0,
-                                readonly: false,
-                                no_part_scan: false,
-                            },
-                        )?;
-
-                    let parts = udisks::partition::PartitionTableProxyBlocking::builder(&dbus_conn)
-                        .destination("org.freedesktop.UDisks2")?
-                        .path(loopdev)?
-                        .build()?
-                        .partitions()?;
-
-                    let fsproxy = udisks::filesystem::FilesystemProxyBlocking::builder(&dbus_conn)
-                        .path(&parts[0])?
-                        .build()?;
-
-                    // Mount the filesystem
-                    let mountpoint = fsproxy
-                        .mount(MountOptions {
-                            no_user_interaction: true,
-                            fs_type: String::new(),
-                            mount_options: String::new(),
-                        })
-                        .or_else(|_| {
-                            Ok::<String, zbus::Error>(loop {
-                                if let Some(m) = fsproxy.mount_points()?.get(0) {
-                                    break m.to_string();
-                                }
-                            })
-                        })?;
-
-                    // copy the kernel over to ./disk/boot/kernel
-                    Command::new("cp")
-                        .arg("./target/x86_64-ableos/release/kernel")
-                        .arg(format!("{mountpoint}/boot/kernel"))
-                        .status()
-                        .unwrap();
-
-                    fsproxy.unmount(UnMountOptions {
-                        no_user_interaction: true,
-                        force: false,
-                    })?;
-
-                    // run qemu
-                    Command::new("qemu-system-x86_64")
-                        .args(["-device", "piix4-ide,id=ide"])
-                        .arg("-drive")
-                        .arg("file=./target/disk.img,format=raw,if=none,id=disk")
-                        .args(["-device", "ide-hd,drive=disk,bus=ide.0"])
-                        // .arg("--nodefaults")
-                        .args(["-cpu", "Broadwell-v3"])
-                        .args(["-m", "4G"])
-                        .args(["-serial", "stdio"])
-                        .args(["-smp", "cores=2"])
-                        // .args(["-soundhw", "pcspk"])
-                        // .args(["-device", "VGA"])
-                        // .args(["-device", "virtio-gpu-pci"])
-                        .args(["-device", "vmware-svga"])
-                        .args(["-device", "sb16"])
-                        // .args(["-machine", "pcspk-audiodev=0"])
-                        // .args(["-qmp", "unix:../qmp-sock,server,nowait"])
-                        .status()
-                        .unwrap();
-                }
-                MachineType::RiscV64 if debug => {
-                    eprintln!(
-                        "{}: debug is not implemented for riscv64",
-                        "error".red().bold()
-                    );
-                }
-                MachineType::RiscV64 => {
-                    Command::new("cargo")
-                        .args(["build", "--release", "--target=riscv64gc-unknown-none-elf"])
-                        .current_dir(fs::canonicalize("./ableos").unwrap())
-                        .status()
-                        .unwrap();
-
-                    Command::new("qemu-system-riscv64")
-                        .args(["-machine", "virt"])
-                        .args(["-cpu", "rv64"])
-                        .args(["-smp", "8"])
-                        .args(["-m", "128M"])
-                        .arg("-bios")
-                        .arg("src/arch/riscv/firmwear/opensbi-riscv64-generic-fw_jump.bin")
-                        .arg("-kernel")
-                        .arg("target/riscv64gc-unknown-none-elf/release/ableos")
-                        .current_dir(fs::canonicalize("./ableos").unwrap())
-                        .status()
-                        .unwrap();
-                }
-                MachineType::AArch64 if debug => {
-                    eprintln!(
-                        "{}: debug is not implemented for aarch64",
-                        "error".red().bold()
-                    );
-                }
-                MachineType::AArch64 => {
-                    Command::new("cargo")
-                        .args([
-                            "build",
-                            "--release",
-                            "--target=json_targets/aarch64-ableos.json",
-                        ])
-                        .current_dir(fs::canonicalize("./ableos").unwrap())
-                        .status()
-                        .unwrap();
-
-                    Command::new("qemu-system-aarch64")
-                        .args(["-machine", "virt"])
-                        .args(["-m", "1024M"])
-                        .args(["-cpu", "cortex-a53"])
-                        .args(["-kernel", "target/aarch64-ableos/release/ableos"])
-                        .args(["-device", "virtio-keyboard"])
-                        .current_dir(fs::canonicalize("./ableos").unwrap())
-                        .status()
-                        .unwrap();
-                }
-                MachineType::Unknown(unknown) => {
-                    eprintln!(
-                        "{}: unknown machine type `{}`",
-                        "error".red().bold(),
-                        unknown.bold(),
-                    );
-                    eprintln!("expected one of x86_64, riscv64 or aarch64");
-                }
-            }
-        }
-        Subcommand::Empty => {
-            eprintln!("{}: no subcommand passed", "error".red().bold());
-            help();
-        }
-        Subcommand::Unknown(unknown) => {
-            eprintln!(
-                "{}: unknown subcommand `{}`",
-                "error".red().bold(),
-                unknown.bold()
+        Some("help" | "h") => {
+            println!(
+                concat!(
+                    "AbleOS RepBuild\n",
+                    "Subcommands:\n",
+                    "  build (b): Build a bootable disk image\n",
+                    "   help (h): Print this message\n",
+                    "    run (r): Build and run AbleOS in QEMU\n\n",
+                    "Options for build and run:\n",
+                    "  -r: build in release mode",
+                ),
             );
-            help();
+            Ok(())
+        }
+        _ => Err(report!(Error::InvalidSubCom)),
+    }
+}
+
+fn get_fs() -> Result<FileSystem<impl ReadWriteSeek>, io::Error> {
+    let path = Path::new("target/disk.img");
+
+    match std::fs::metadata(path) {
+        Err(e) if e.kind() == io::ErrorKind::NotFound => (),
+        Err(e) => bail!(e),
+        Ok(_) => {
+            return FileSystem::new(
+                File::options().read(true).write(true).open(path)?,
+                FsOptions::new(),
+            )
+            .into_report()
         }
     }
 
-    Ok(())
+    let mut img = File::options()
+        .read(true)
+        .write(true)
+        .create(true)
+        .open(path)?;
+
+    {
+        #[cfg(unix)]
+        nix::fcntl::fallocate(
+            img.as_raw_fd(),
+            FallocateFlags::from_bits(0).unwrap(),
+            0,
+            1024 * 1024 * 64,
+        )
+        .map_err(|e| std::io::Error::from_raw_os_error(e as i32))?;
+
+        #[cfg(not(any(unix)))]
+        compile_error!("unsupported platform");
+    }
+
+    fatfs::format_volume(&mut img, FormatVolumeOptions::new())?;
+
+    let fs = FileSystem::new(img, FsOptions::new())?;
+    let bootdir = fs.root_dir().create_dir("efi")?.create_dir("boot")?;
+
+    io::copy(
+        &mut File::open("limine/BOOTX64.EFI")?,
+        &mut bootdir.create_file("bootx64.efi")?,
+    )?;
+
+    io::copy(
+        &mut File::open(Path::new("repbuild/limine.cfg"))?,
+        &mut fs.root_dir().create_file("limine.cfg")?,
+    )?;
+
+    drop(bootdir);
+    Ok(fs)
 }
 
-fn options() -> Options {
-    let subcommand = std::env::args().nth(1).unwrap_or_default();
-    let arguments = std::env::args().skip(2).collect();
+fn build(release: bool) -> Result<(), Error> {
+    let fs = get_fs().change_context(Error::Io)?;
+    let mut com = Command::new("cargo");
+    com.current_dir("kernel");
+    com.args(["b"]);
+    if release {
+        com.arg("-r");
+    }
 
-    Options {
-        subcommand: Subcommand::from_str(subcommand),
-        arguments,
+    com.status().into_report().change_context(Error::Build)?;
+
+    (|| -> std::io::Result<_> {
+        io::copy(
+            &mut File::open(
+                Path::new("target/x86_64-ableos")
+                    .join(if release { "release" } else { "debug" })
+                    .join("kernel"),
+            )?,
+            &mut fs.root_dir().create_file("kernel")?,
+        )
+        .map(|_| ())
+    })()
+    .into_report()
+    .change_context(Error::Io)
+}
+
+fn run() -> Result<(), Error> {
+    #[rustfmt::skip]
+    let args = [
+        "-bios", "/usr/share/OVMF/OVMF_CODE.fd",
+        "-enable-kvm",
+        "-cpu", "host",
+        "-drive", "file=target/disk.img,format=raw",
+        "-m", "4G",
+        "-serial", "stdio",
+        "-smp", "cores=2",
+    ];
+
+    match Command::new("qemu-system-x86_64")
+        .args(args)
+        .status()
+        .into_report()
+        .change_context(Error::ProcessSpawn)?
+    {
+        s if s.success() => Ok(()),
+        s => Err(report!(Error::Qemu(s.code()))),
     }
 }
 
-fn machine<S: AsRef<str>>(text: S) -> MachineType {
-    match text.as_ref() {
-        "x86" | "x86_64" => MachineType::X86_64,
-        "riscv" | "riscv64" => MachineType::RiscV64,
-        "arm" | "arm64" | "aarch64" => MachineType::AArch64,
-        "" => {
-            eprintln!(
-                "{}: no machine type passed, defaulting to x86_64",
-                "warning".yellow().bold()
-            );
-            MachineType::X86_64
+#[derive(Debug)]
+enum Error {
+    Build,
+    InvalidSubCom,
+    Io,
+    ProcessSpawn,
+    Qemu(Option<i32>),
+}
+
+impl Context for Error {}
+impl Display for Error {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        match self {
+            Self::Build => f.write_str("failed to build the kernel"),
+            Self::InvalidSubCom => {
+                f.write_str("missing or invalid subcommand (available: build, run)")
+            }
+            Self::Io => f.write_str("IO error"),
+            Self::ProcessSpawn => f.write_str("failed to spawn a process"),
+            Self::Qemu(Some(c)) => write!(f, "QEMU Error: {c}"),
+            Self::Qemu(None) => write!(f, "QEMU Error: interrupted by signal"),
         }
-        unknown => MachineType::Unknown(unknown.to_string()),
     }
 }
-
-fn help() {
-    todo!("`help`")
-}