wip: remove eink feature (for now), first api endpoint

Cargo.lock

@@ -34,9 +34,9 @@ checksum = "4aa90d7ce82d4be67b64039a3d588d38dbcc6736577de4a847025ce5b0c468d1"
 
 [[package]]
 name = "anstream"
-version = "0.6.14"
+version = "0.6.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "418c75fa768af9c03be99d17643f93f79bbba589895012a80e3452a19ddda15b"
+checksum = "64e15c1ab1f89faffbf04a634d5e1962e9074f2741eef6d97f3c4e322426d526"
 dependencies = [
  "anstyle",
  "anstyle-parse",
@@ -49,36 +49,36 @@ dependencies = [
 
 [[package]]
 name = "anstyle"
-version = "1.0.7"
+version = "1.0.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "038dfcf04a5feb68e9c60b21c9625a54c2c0616e79b72b0fd87075a056ae1d1b"
+checksum = "1bec1de6f59aedf83baf9ff929c98f2ad654b97c9510f4e70cf6f661d49fd5b1"
 
 [[package]]
 name = "anstyle-parse"
-version = "0.2.4"
+version = "0.2.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c03a11a9034d92058ceb6ee011ce58af4a9bf61491aa7e1e59ecd24bd40d22d4"
+checksum = "eb47de1e80c2b463c735db5b217a0ddc39d612e7ac9e2e96a5aed1f57616c1cb"
 dependencies = [
  "utf8parse",
 ]
 
 [[package]]
 name = "anstyle-query"
-version = "1.1.0"
+version = "1.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ad186efb764318d35165f1758e7dcef3b10628e26d41a44bc5550652e6804391"
+checksum = "6d36fc52c7f6c869915e99412912f22093507da8d9e942ceaf66fe4b7c14422a"
 dependencies = [
- "windows-sys 0.52.0",
+ "windows-sys",
 ]
 
 [[package]]
 name = "anstyle-wincon"
-version = "3.0.3"
+version = "3.0.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "61a38449feb7068f52bb06c12759005cf459ee52bb4adc1d5a7c4322d716fb19"
+checksum = "5bf74e1b6e971609db8ca7a9ce79fd5768ab6ae46441c572e46cf596f59e57f8"
 dependencies = [
  "anstyle",
- "windows-sys 0.52.0",
+ "windows-sys",
 ]
 
 [[package]]
@@ -224,6 +224,7 @@ dependencies = [
  "matchit",
  "memchr",
  "mime",
+ "multer",
  "percent-encoding",
  "pin-project-lite",
  "rustversion",
@@ -260,6 +261,18 @@ dependencies = [
  "tracing",
 ]
 
+[[package]]
+name = "axum-macros"
+version = "0.4.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "00c055ee2d014ae5981ce1016374e8213682aa14d9bf40e48ab48b5f3ef20eaa"
+dependencies = [
+ "heck 0.4.1",
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
 [[package]]
 name = "az"
 version = "1.2.1"
@@ -364,9 +377,9 @@ checksum = "37b2a672a2cb129a2e41c10b1224bb368f9f37a2b16b612598138befd7b37eb5"
 
 [[package]]
 name = "cc"
-version = "1.1.5"
+version = "1.1.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "324c74f2155653c90b04f25b2a47a8a631360cb908f92a772695f430c7e31052"
+checksum = "2aba8f4e9906c7ce3c73463f62a7f0c65183ada1a2d47e397cc8810827f9694f"
 dependencies = [
  "jobserver",
  "libc",
@@ -390,9 +403,9 @@ checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
 
 [[package]]
 name = "clap"
-version = "4.5.9"
+version = "4.5.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "64acc1846d54c1fe936a78dc189c34e28d3f5afc348403f28ecf53660b9b8462"
+checksum = "35723e6a11662c2afb578bcf0b88bf6ea8e21282a953428f240574fcc3a2b5b3"
 dependencies = [
  "clap_builder",
  "clap_derive",
@@ -400,9 +413,9 @@ dependencies = [
 
 [[package]]
 name = "clap_builder"
-version = "4.5.9"
+version = "4.5.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6fb8393d67ba2e7bfaf28a23458e4e2b543cc73a99595511eb207fdb8aede942"
+checksum = "49eb96cbfa7cfa35017b7cd548c75b14c3118c98b423041d70562665e07fb0fa"
 dependencies = [
  "anstream",
  "anstyle",
@@ -412,11 +425,11 @@ dependencies = [
 
 [[package]]
 name = "clap_derive"
-version = "4.5.8"
+version = "4.5.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2bac35c6dafb060fd4d275d9a4ffae97917c13a6327903a8be2153cd964f7085"
+checksum = "5d029b67f89d30bbb547c89fd5161293c0aec155fc691d7924b64550662db93e"
 dependencies = [
- "heck",
+ "heck 0.5.0",
  "proc-macro2",
  "quote",
  "syn",
@@ -424,9 +437,9 @@ dependencies = [
 
 [[package]]
 name = "clap_lex"
-version = "0.7.1"
+version = "0.7.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4b82cf0babdbd58558212896d1a4272303a57bdb245c2bf1147185fb45640e70"
+checksum = "1462739cb27611015575c0c11df5df7601141071f07518d56fcc1be504cbec97"
 
 [[package]]
 name = "color_quant"
@@ -436,9 +449,9 @@ checksum = "3d7b894f5411737b7867f4827955924d7c254fc9f4d91a6aad6b097804b1018b"
 
 [[package]]
 name = "colorchoice"
-version = "1.0.1"
+version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0b6a852b24ab71dffc585bcb46eaf7959d175cb865a7152e35b348d1b2960422"
+checksum = "d3fd119d74b830634cea2a0f58bbd0d54540518a14397557951e79340abc28c0"
 
 [[package]]
 name = "core-foundation-sys"
@@ -518,6 +531,15 @@ dependencies = [
  "nb",
 ]
 
+[[package]]
+name = "encoding_rs"
+version = "0.8.34"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b45de904aa0b010bce2ab45264d0631681847fa7b6f2eaa7dab7619943bc4f59"
+dependencies = [
+ "cfg-if",
+]
+
 [[package]]
 name = "epd-waveshare"
 version = "0.5.0"
@@ -686,6 +708,12 @@ version = "0.14.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e5274423e17b7c9fc20b6e7e208532f9b19825d82dfd615708b70edd83df41f1"
 
+[[package]]
+name = "heck"
+version = "0.4.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "95505c38b4572b2d910cecb0281560f54b440a19336cbbcb27bf6ce6adc6f5a8"
+
 [[package]]
 name = "heck"
 version = "0.5.0"
@@ -801,12 +829,12 @@ dependencies = [
 
 [[package]]
 name = "image"
-version = "0.25.1"
+version = "0.25.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fd54d660e773627692c524beaad361aca785a4f9f5730ce91f42aabe5bce3d11"
+checksum = "99314c8a2152b8ddb211f924cdae532d8c5e4c8bb54728e12fff1b0cd5963a10"
 dependencies = [
  "bytemuck",
- "byteorder",
+ "byteorder-lite",
  "color_quant",
  "exr",
  "gif",
@@ -871,9 +899,9 @@ dependencies = [
 
 [[package]]
 name = "is_terminal_polyfill"
-version = "1.70.0"
+version = "1.70.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f8478577c03552c21db0e2724ffb8986a5ce7af88107e6be5d2ee6e158c12800"
+checksum = "7943c866cc5cd64cbc25b2e01621d07fa8eb2a1a23160ee81ce38704e97b8ecf"
 
 [[package]]
 name = "itertools"
@@ -892,9 +920,9 @@ checksum = "49f1f14873335454500d59611f1cf4a4b0f786f9ac11f4312a78e4cf2566695b"
 
 [[package]]
 name = "jobserver"
-version = "0.1.31"
+version = "0.1.32"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d2b099aaa34a9751c5bf0878add70444e1ed2dd73f347be99003d4577277de6e"
+checksum = "48d1dbcbbeb6a7fec7e059840aa538bd62aaccf972c7346c4d9d2059312853d0"
 dependencies = [
  "libc",
 ]
@@ -905,6 +933,12 @@ version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f5d4a7da358eff58addd2877a45865158f0d78c911d43a5784ceb7bbf52833b0"
 
+[[package]]
+name = "lazy_static"
+version = "1.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bbd2bcb4c963f2ddae06a2efc7e9f3591312473c50c6685e1f298068316e66fe"
+
 [[package]]
 name = "lebe"
 version = "0.5.2"
@@ -1009,7 +1043,6 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8ea1f30cedd69f0a2954655f7188c6a834246d2bcf1e315e2ac40c4b24dc9519"
 dependencies = [
  "cfg-if",
- "rayon",
 ]
 
 [[package]]
@@ -1070,13 +1103,31 @@ dependencies = [
 
 [[package]]
 name = "mio"
-version = "0.8.11"
+version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a4a650543ca06a924e8b371db273b2756685faae30f8487da1b56505a8f78b0c"
+checksum = "4569e456d394deccd22ce1c1913e6ea0e54519f577285001215d33557431afe4"
 dependencies = [
+ "hermit-abi",
  "libc",
  "wasi",
- "windows-sys 0.48.0",
+ "windows-sys",
+]
+
+[[package]]
+name = "multer"
+version = "3.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "83e87776546dc87511aa5ee218730c92b666d7264ab6ed41f9d215af9cd5224b"
+dependencies = [
+ "bytes",
+ "encoding_rs",
+ "futures-util",
+ "http",
+ "httparse",
+ "memchr",
+ "mime",
+ "spin",
+ "version_check",
 ]
 
 [[package]]
@@ -1157,6 +1208,16 @@ version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0676bb32a98c1a483ce53e500a81ad9c3d5b3f7c920c28c24e9cb0980d0b5bc8"
 
+[[package]]
+name = "nu-ansi-term"
+version = "0.46.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "77a8165726e8236064dbb45459242600304b42a5ea24ee2948e18e023bf7ba84"
+dependencies = [
+ "overload",
+ "winapi",
+]
+
 [[package]]
 name = "num-bigint"
 version = "0.4.6"
@@ -1216,21 +1277,11 @@ dependencies = [
  "autocfg",
 ]
 
-[[package]]
-name = "num_cpus"
-version = "1.16.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4161fcb6d602d4d2081af7c3a45852d875a03dd337a6bfdd6e06407b61342a43"
-dependencies = [
- "hermit-abi",
- "libc",
-]
-
 [[package]]
 name = "object"
-version = "0.36.1"
+version = "0.36.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "081b846d1d56ddfc18fdf1a922e4f6e07a11768ea1b92dec44e42b72712ccfce"
+checksum = "3f203fa8daa7bb185f760ae12bd8e097f63d17041dcdcaf675ac54cdf863170e"
 dependencies = [
  "memchr",
 ]
@@ -1241,6 +1292,12 @@ version = "1.19.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3fdb12b2476b595f9358c5161aa467c2438859caa136dec86c26fdd2efe17b92"
 
+[[package]]
+name = "overload"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b15813163c1d831bf4a13c3610c05c0d03b39feb07f7e09fa234dac9b15aaf39"
+
 [[package]]
 name = "palette"
 version = "0.7.6"
@@ -1285,7 +1342,7 @@ dependencies = [
  "libc",
  "redox_syscall",
  "smallvec",
- "windows-targets 0.52.6",
+ "windows-targets",
 ]
 
 [[package]]
@@ -1349,6 +1406,7 @@ dependencies = [
  "anyhow",
  "askama",
  "axum",
+ "axum-macros",
  "clap",
  "epd-waveshare",
  "image",
@@ -1360,6 +1418,8 @@ dependencies = [
  "rgb",
  "thiserror",
  "tokio",
+ "tracing",
+ "tracing-subscriber",
 ]
 
 [[package]]
@@ -1538,16 +1598,15 @@ dependencies = [
 
 [[package]]
 name = "ravif"
-version = "0.11.8"
+version = "0.11.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c6ba61c28ba24c0cf8406e025cb29a742637e3f70776e61c27a8a8b72a042d12"
+checksum = "5797d09f9bd33604689e87e8380df4951d4912f01b63f71205e2abd4ae25e6b6"
 dependencies = [
  "avif-serialize",
  "imgref",
  "loop9",
  "quick-error",
  "rav1e",
- "rayon",
  "rgb",
 ]
 
@@ -1579,9 +1638,9 @@ dependencies = [
 
 [[package]]
 name = "redox_syscall"
-version = "0.5.2"
+version = "0.5.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c82cf8cff14456045f55ec4241383baeff27af886adb72ffb2162f99911de0fd"
+checksum = "2a908a6e00f1fdd0dfd9c0eb08ce85126f6d8bbda50017e74bc4a4b7d4a926a4"
 dependencies = [
  "bitflags 2.6.0",
 ]
@@ -1691,9 +1750,9 @@ dependencies = [
 
 [[package]]
 name = "serde_spanned"
-version = "0.6.6"
+version = "0.6.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "79e674e01f999af37c49f70a6ede167a8a60b2503e56c5599532a65baa5969a0"
+checksum = "eb5b1b31579f3811bf615c144393417496f152e12ac8b7663bf664f4a815306d"
 dependencies = [
  "serde",
 ]
@@ -1728,6 +1787,15 @@ dependencies = [
  "winapi",
 ]
 
+[[package]]
+name = "sharded-slab"
+version = "0.1.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f40ca3c46823713e0d4209592e8d6e826aa57e928f09752619fc696c499637f6"
+dependencies = [
+ "lazy_static",
+]
+
 [[package]]
 name = "signal-hook-registry"
 version = "1.4.2"
@@ -1771,7 +1839,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ce305eb0b4296696835b71df73eb912e0f1ffd2556a501fcede6e0c50349191c"
 dependencies = [
  "libc",
- "windows-sys 0.52.0",
+ "windows-sys",
 ]
 
 [[package]]
@@ -1802,9 +1870,9 @@ checksum = "7da8b5736845d9f2fcb837ea5d9e2628564b3b043a70948a3f0b778838c5fb4f"
 
 [[package]]
 name = "syn"
-version = "2.0.71"
+version = "2.0.72"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b146dcf730474b4bcd16c311627b31ede9ab149045db4d6088b3becaea046462"
+checksum = "dc4b9b9bf2add8093d3f2c0204471e951b2285580335de42f9d2534f3ae7a8af"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1839,7 +1907,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a3e535eb8dded36d55ec13eddacd30dec501792ff23a0b1682c38601b8cf2349"
 dependencies = [
  "cfg-expr",
- "heck",
+ "heck 0.5.0",
  "pkg-config",
  "toml",
  "version-compare",
@@ -1871,6 +1939,16 @@ dependencies = [
  "syn",
 ]
 
+[[package]]
+name = "thread_local"
+version = "1.1.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8b9ef9bad013ada3808854ceac7b46812a6465ba368859a37e2100283d2d719c"
+dependencies = [
+ "cfg-if",
+ "once_cell",
+]
+
 [[package]]
 name = "tiff"
 version = "0.9.1"
@@ -1884,28 +1962,27 @@ dependencies = [
 
 [[package]]
 name = "tokio"
-version = "1.38.1"
+version = "1.39.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "eb2caba9f80616f438e09748d5acda951967e1ea58508ef53d9c6402485a46df"
+checksum = "d040ac2b29ab03b09d4129c2f5bbd012a3ac2f79d38ff506a4bf8dd34b0eac8a"
 dependencies = [
  "backtrace",
  "bytes",
  "libc",
  "mio",
- "num_cpus",
  "parking_lot",
  "pin-project-lite",
  "signal-hook-registry",
  "socket2",
  "tokio-macros",
- "windows-sys 0.48.0",
+ "windows-sys",
 ]
 
 [[package]]
 name = "tokio-macros"
-version = "2.3.0"
+version = "2.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5f5ae998a069d4b5aba8ee9dad856af7d520c3699e6159b185c2acd48155d39a"
+checksum = "693d596312e88961bc67d7f1f97af8a70227d9f90c31bba5806eec004978d752"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1914,9 +1991,9 @@ dependencies = [
 
 [[package]]
 name = "toml"
-version = "0.8.15"
+version = "0.8.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ac2caab0bf757388c6c0ae23b3293fdb463fee59434529014f85e3263b995c28"
+checksum = "81967dd0dd2c1ab0bc3468bd7caecc32b8a4aa47d0c8c695d8c2b2108168d62c"
 dependencies = [
  "serde",
  "serde_spanned",
@@ -1926,18 +2003,18 @@ dependencies = [
 
 [[package]]
 name = "toml_datetime"
-version = "0.6.6"
+version = "0.6.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4badfd56924ae69bcc9039335b2e017639ce3f9b001c393c1b2d1ef846ce2cbf"
+checksum = "f8fb9f64314842840f1d940ac544da178732128f1c78c21772e876579e0da1db"
 dependencies = [
  "serde",
 ]
 
 [[package]]
 name = "toml_edit"
-version = "0.22.16"
+version = "0.22.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "278f3d518e152219c994ce877758516bca5e118eaed6996192a774fb9fbf0788"
+checksum = "8d9f8729f5aea9562aac1cc0441f5d6de3cff1ee0c5d67293eeca5eb36ee7c16"
 dependencies = [
  "indexmap",
  "serde",
@@ -1982,9 +2059,21 @@ checksum = "c3523ab5a71916ccf420eebdf5521fcef02141234bbc0b8a49f2fdc4544364ef"
 dependencies = [
  "log",
  "pin-project-lite",
+ "tracing-attributes",
  "tracing-core",
 ]
 
+[[package]]
+name = "tracing-attributes"
+version = "0.1.27"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "34704c8d6ebcbc939824180af020566b01a7c01f80641264eba0999f6c2b6be7"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
 [[package]]
 name = "tracing-core"
 version = "0.1.32"
@@ -1992,6 +2081,32 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c06d3da6113f116aaee68e4d601191614c9053067f9ab7f6edbcb161237daa54"
 dependencies = [
  "once_cell",
+ "valuable",
+]
+
+[[package]]
+name = "tracing-log"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ee855f1f400bd0e5c02d150ae5de3840039a3f54b025156404e34c23c03f47c3"
+dependencies = [
+ "log",
+ "once_cell",
+ "tracing-core",
+]
+
+[[package]]
+name = "tracing-subscriber"
+version = "0.3.18"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ad0f048c97dbd9faa9b7df56362b8ebcaa52adb06b498c050d2f4e32f90a7a8b"
+dependencies = [
+ "nu-ansi-term",
+ "sharded-slab",
+ "smallvec",
+ "thread_local",
+ "tracing-core",
+ "tracing-log",
 ]
 
 [[package]]
@@ -2035,6 +2150,12 @@ dependencies = [
  "wasm-bindgen",
 ]
 
+[[package]]
+name = "valuable"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "830b7e5d4d90034032940e4ace0d9a9a057e7a45cd94e6c007832e39edb82f6d"
+
 [[package]]
 name = "version-compare"
 version = "0.2.0"
@@ -2043,9 +2164,9 @@ checksum = "852e951cb7832cb45cb1169900d19760cfa39b82bc0ea9c0e5a14ae88411c98b"
 
 [[package]]
 name = "version_check"
-version = "0.9.4"
+version = "0.9.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "49874b5167b65d7193b8aba1567f5c7d93d001cafc34600cee003eda787e483f"
+checksum = "0b928f33d975fc6ad9f86c8f283853ad26bdd5b10b7f1542aa2fa15e2289105a"
 
 [[package]]
 name = "wasi"
@@ -2135,37 +2256,13 @@ version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
 
-[[package]]
-name = "windows-sys"
-version = "0.48.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "677d2418bec65e3338edb076e806bc1ec15693c5d0104683f2efe857f61056a9"
-dependencies = [
- "windows-targets 0.48.5",
-]
-
 [[package]]
 name = "windows-sys"
 version = "0.52.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "282be5f36a8ce781fad8c8ae18fa3f9beff57ec1b52cb3de0789201425d9a33d"
 dependencies = [
- "windows-targets 0.52.6",
+ "windows-targets",
-]
-
-[[package]]
-name = "windows-targets"
-version = "0.48.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9a2fa6e2155d7247be68c096456083145c183cbbbc2764150dda45a87197940c"
-dependencies = [
- "windows_aarch64_gnullvm 0.48.5",
- "windows_aarch64_msvc 0.48.5",
- "windows_i686_gnu 0.48.5",
- "windows_i686_msvc 0.48.5",
- "windows_x86_64_gnu 0.48.5",
- "windows_x86_64_gnullvm 0.48.5",
- "windows_x86_64_msvc 0.48.5",
 ]
 
 [[package]]
@@ -2174,46 +2271,28 @@ version = "0.52.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9b724f72796e036ab90c1021d4780d4d3d648aca59e491e6b98e725b84e99973"
 dependencies = [
- "windows_aarch64_gnullvm 0.52.6",
+ "windows_aarch64_gnullvm",
- "windows_aarch64_msvc 0.52.6",
+ "windows_aarch64_msvc",
- "windows_i686_gnu 0.52.6",
+ "windows_i686_gnu",
  "windows_i686_gnullvm",
- "windows_i686_msvc 0.52.6",
+ "windows_i686_msvc",
- "windows_x86_64_gnu 0.52.6",
+ "windows_x86_64_gnu",
- "windows_x86_64_gnullvm 0.52.6",
+ "windows_x86_64_gnullvm",
- "windows_x86_64_msvc 0.52.6",
+ "windows_x86_64_msvc",
 ]
 
-[[package]]
-name = "windows_aarch64_gnullvm"
-version = "0.48.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2b38e32f0abccf9987a4e3079dfb67dcd799fb61361e53e2882c3cbaf0d905d8"
-
 [[package]]
 name = "windows_aarch64_gnullvm"
 version = "0.52.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "32a4622180e7a0ec044bb555404c800bc9fd9ec262ec147edd5989ccd0c02cd3"
 
-[[package]]
-name = "windows_aarch64_msvc"
-version = "0.48.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dc35310971f3b2dbbf3f0690a219f40e2d9afcf64f9ab7cc1be722937c26b4bc"
-
 [[package]]
 name = "windows_aarch64_msvc"
 version = "0.52.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "09ec2a7bb152e2252b53fa7803150007879548bc709c039df7627cabbd05d469"
 
-[[package]]
-name = "windows_i686_gnu"
-version = "0.48.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a75915e7def60c94dcef72200b9a8e58e5091744960da64ec734a6c6e9b3743e"
-
 [[package]]
 name = "windows_i686_gnu"
 version = "0.52.6"
@@ -2226,48 +2305,24 @@ version = "0.52.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0eee52d38c090b3caa76c563b86c3a4bd71ef1a819287c19d586d7334ae8ed66"
 
-[[package]]
-name = "windows_i686_msvc"
-version = "0.48.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8f55c233f70c4b27f66c523580f78f1004e8b5a8b659e05a4eb49d4166cca406"
-
 [[package]]
 name = "windows_i686_msvc"
 version = "0.52.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "240948bc05c5e7c6dabba28bf89d89ffce3e303022809e73deaefe4f6ec56c66"
 
-[[package]]
-name = "windows_x86_64_gnu"
-version = "0.48.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "53d40abd2583d23e4718fddf1ebec84dbff8381c07cae67ff7768bbf19c6718e"
-
 [[package]]
 name = "windows_x86_64_gnu"
 version = "0.52.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "147a5c80aabfbf0c7d901cb5895d1de30ef2907eb21fbbab29ca94c5b08b1a78"
 
-[[package]]
-name = "windows_x86_64_gnullvm"
-version = "0.48.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0b7b52767868a23d5bab768e390dc5f5c55825b6d30b86c844ff2dc7414044cc"
-
 [[package]]
 name = "windows_x86_64_gnullvm"
 version = "0.52.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "24d5b23dc417412679681396f2b49f3de8c1473deb516bd34410872eff51ed0d"
 
-[[package]]
-name = "windows_x86_64_msvc"
-version = "0.48.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ed94fce61571a4006852b7389a063ab983c02eb1bb37b47f8272ce92d06d9538"
-
 [[package]]
 name = "windows_x86_64_msvc"
 version = "0.52.6"
@@ -2276,9 +2331,9 @@ checksum = "589f6da84c646204747d1270a2a5661ea66ed1cced2631d546fdfb155959f9ec"
 
 [[package]]
 name = "winnow"
-version = "0.6.13"
+version = "0.6.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "59b5e5f6c299a3c7890b876a2a587f3115162487e704907d9b6cd29473052ba1"
+checksum = "b480ae9340fc261e6be3e95a1ba86d54ae3f9171132a73ce8d4bbaf68339507c"
 dependencies = [
  "memchr",
 ]
@@ -2300,9 +2355,9 @@ dependencies = [
 
 [[package]]
 name = "zune-jpeg"
-version = "0.4.11"
+version = "0.4.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ec866b44a2a1fd6133d363f073ca1b179f438f99e7e5bfb1e33f7181facfe448"
+checksum = "16099418600b4d8f028622f73ff6e3deaabdff330fb9a2a131dea781ee8b0768"
 dependencies = [
  "zune-core",
 ]

Cargo.toml

@@ -3,18 +3,17 @@ name = "pi-frame-server"
 version = "0.1.0"
 edition = "2021"
 
-[features]
-eink = [ "dep:epd-waveshare", "dep:linux-embedded-hal" ]
 
 
 [dependencies]
 anyhow = "1.0.86"
 askama = { version = "0.12.1", features = ["serde-json", "with-axum"] }
-axum = "0.7.5"
+axum = { version = "0.7.5", features = ["multipart"] }
+axum-macros = "0.4.1"
 clap = { version = "4.5.7", features = ["derive"] }
-epd-waveshare = { git = "https://github.com/caemor/epd-waveshare.git", optional = true }
+epd-waveshare = { git = "https://github.com/caemor/epd-waveshare.git"}
 image = "0.25.1"
-linux-embedded-hal = { version = "0.4.0", optional = true }
+linux-embedded-hal = { version = "0.4.0"}
 ndarray = "0.15.6"
 num-traits = "0.2.19"
 palette = "0.7.6"
@@ -22,3 +21,5 @@ rayon = "1.10.0"
 rgb = "0.8.40"
 thiserror = "1.0.63"
 tokio = { version = "1.38.1", features = ["full"] }
+tracing = "0.1.40"
+tracing-subscriber = "0.3.18"

src/api.rs

@@ -1,21 +1,78 @@
-use axum::{extract::State, http::StatusCode, routing::post, Router};
+use axum::extract::Multipart;
+use axum::http::StatusCode;
+use axum::response::IntoResponse;
+use axum::{extract::State, response::Response, routing::post, Router};
+use image::ImageReader;
+use std::io::Cursor;
 
-use crate::display::Wrapper;
+use crate::display::EInkPanel;
 use std::sync::{Arc, Mutex};
 
+pub enum ImageFormFields {
+    DitherType,
+    ImageFile,
+}
 
 #[derive(Clone)]
-struct ApiContext {
+pub struct Context {
-    display: Arc<Mutex<Wrapper>>,
+    display: Arc<Mutex<Box<dyn EInkPanel + Send>>>,
 }
+impl Context {
+    #[must_use]
+    pub fn new(w: Box<dyn EInkPanel + Send>) -> Self {
+        Self {
+            display: Arc::new(Mutex::new(w)),
+        }
+    }
+}
+
+// Make our own error that wraps `anyhow::Error`.
+struct AppError(anyhow::Error);
+
+// Tell axum how to convert `AppError` into a response.
+impl IntoResponse for AppError {
+    fn into_response(self) -> Response {
+        (
+            StatusCode::INTERNAL_SERVER_ERROR,
+            format!("Something went wrong: {}", self.0),
+        )
+            .into_response()
+    }
+}
+
+// This enables using `?` on functions that return `Result<_, anyhow::Error>` to turn them into
+// `Result<_, AppError>`. That way you don't need to do that manually.
+impl<E> From<E> for AppError
+where
+    E: Into<anyhow::Error>,
+{
+    fn from(err: E) -> Self {
+        Self(err.into())
+    }
+}
+
 /// API routes for axum
 /// Start with the basics: Send an image, crop it, dither, and upload.
 /// we defer the upload to a separate task.
-pub fn router() -> Router<ApiContext> {
+pub fn router() -> Router<Context> {
-    Router::new()
+    Router::new().route("/setimage", post(set_image))
-        .route("/setimage", post(set_image))
 }
 
-async fn set_image(State(ctx): State<ApiContext>) {
+async fn set_image(
+    State(ctx): State<Context>,
+    mut parts: Multipart,
+) -> Result<impl IntoResponse, AppError> {
+    while let Some(field) = parts.next_field().await? {
+        let name = field.name().expect("fields always have names").to_string();
+        let data = field.bytes().await?;
+        println!("Length of `{}` is {} bytes", name, data.len());
+        if &name == "image" {
+            let reader = ImageReader::new(Cursor::new(data))
+                .with_guessed_format()
+                .expect("Cursor io never fails");
+            println!("Guessed format: {:?}", reader.format());
+            let _image = reader.decode()?;
+        }
+    }
+    Ok(())
 }
-

src/display.rs

@@ -2,10 +2,17 @@ use epd_waveshare::{epd7in3f::Epd7in3f, prelude::WaveshareDisplay};
 use linux_embedded_hal::spidev::SpiModeFlags;
 use linux_embedded_hal::spidev::SpidevOptions;
 use linux_embedded_hal::{CdevPin, Delay, SpidevDevice};
+use tracing::debug_span;
+use tracing::{info, instrument, error, warn, debug};
 
 use anyhow::Result;
 use linux_embedded_hal::gpio_cdev::{Chip, LineRequestFlags};
 
+pub trait EInkPanel {
+    fn display(&mut self, buf: &[u8]) -> Result<()>;
+}
+
+
 pub struct Wrapper {
     spi: SpidevDevice,
     gpiochip: Chip,
@@ -14,7 +21,7 @@ pub struct Wrapper {
 }
 
 impl Wrapper {
-    pub fn new() -> Result<Wrapper> {
+    pub fn new() -> Result<Self> {
         let mut spi = SpidevDevice::open("/dev/spidev0.0")?;
         let spi_options = SpidevOptions::new()
             .bits_per_word(8)
@@ -42,22 +49,37 @@ impl Wrapper {
         let mut delay = Delay {};
         let panel = Epd7in3f::new(&mut spi, busy_pin, dc_pin, rst_pin, &mut delay, None)?;
 
-        Ok(Wrapper {
+        Ok(Self {
             spi,
             gpiochip,
             delay,
             panel,
         })
     }
-    pub fn display(&mut self, buf: &[u8]) -> Result<()> {
-        self.panel
-            .update_and_display_frame(&mut self.spi, buf, &mut self.delay)?;
-        self.panel.sleep(&mut self.spi, &mut self.delay)?;
-        Ok(())
-    }
     pub fn test(&mut self) -> Result<()> {
         self.panel.show_7block(&mut self.spi, &mut self.delay)?;
         self.panel.sleep(&mut self.spi, &mut self.delay)?;
         Ok(())
     }
 }
+
+impl EInkPanel for Wrapper {
+    fn display(&mut self, buf: &[u8]) -> Result<()> {
+        let span = debug_span!("display");
+        let _enter = span.enter();
+        self.panel
+            .update_and_display_frame(&mut self.spi, buf, &mut self.delay)?;
+        debug!("Finished updating frame");
+        self.panel.sleep(&mut self.spi, &mut self.delay)?;
+        debug!("Display entered sleep mode");
+        Ok(())
+    }
+}
+
+pub struct FakeEInk();
+impl EInkPanel for FakeEInk {
+    fn display(&mut self, buf: &[u8]) -> Result<()> {
+        // Do nothing.
+        Ok(())
+    }
+}

src/imageproc.rs

@@ -1,4 +1,5 @@
 use image::RgbImage;
+use tracing::{info, debug, instrument};
 
 use image::Rgb as imgRgb;
 use palette::color_difference::Ciede2000;
@@ -224,6 +225,7 @@ static STUKI_DITHER_POINTS: &[DiffusionPoint] = &[
     DiffusionPoint::new(1, 2, 1.0 / 42.0),
 ];
 
+#[derive(Debug)]
 pub enum DiffusionMatrix {
     FloydSteinberg,
     Atkinson,
@@ -242,6 +244,7 @@ impl DiffusionMatrix {
     }
 }
 
+#[derive(Debug)]
 pub struct ErrorDiffusionDither(DiffusionMatrix);
 impl ErrorDiffusionDither {
     #[must_use]
@@ -251,6 +254,7 @@ impl ErrorDiffusionDither {
 }
 
 impl Ditherer for ErrorDiffusionDither {
+    #[instrument]
     fn dither(&self, img: &RgbImage, output: &mut EInkImage) {
         // create a copy of the image in Lab space, mutable.
         let srgb = <&[Srgb<u8>]>::from_components(&**img);

src/main.rs

@@ -1,10 +1,9 @@
-#[cfg(feature = "eink")]
-pub mod display;
-pub mod imageproc;
 pub mod api;
+pub mod display;
 pub mod errors;
+pub mod imageproc;
 
-use crate::display::Wrapper;
+use crate::display::{EInkPanel, FakeEInk, Wrapper};
 use crate::imageproc::{DiffusionMatrix, Ditherer, EInkImage, ErrorDiffusionDither};
 use clap::{Parser, Subcommand};
 use image::RgbImage;
@@ -29,11 +28,12 @@ enum Command {
 
 #[tokio::main]
 async fn main() -> anyhow::Result<()> {
+    tracing_subscriber::fmt::init();
     let cli = Cli::parse();
     println!("CLI {cli:?}");
 
     if matches!(cli.command, Command::Show) {
-        let img: RgbImage = image::io::Reader::open("myimage.png")?.decode()?.into();
+        let img: RgbImage = image::ImageReader::open("myimage.png")?.decode()?.into();
         let mut display = Wrapper::new()?;
 
         let mut eink_buf = EInkImage::new(800, 480);
@@ -50,6 +50,12 @@ async fn main() -> anyhow::Result<()> {
     }
 
     if matches!(cli.command, Command::Serve) {
+        let display = FakeEInk {};
+        let ctx = api::Context::new(Box::new(display));
+
+        let app = api::router().with_state(ctx);
+        let listener = tokio::net::TcpListener::bind("0.0.0.0:3000").await?;
+        axum::serve(listener, app).await?;
     }
 
     Ok(())

test.hurl

@@ -0,0 +1,3 @@
+POST http://localhost:3000/setimage
+[MultipartFormData]
+image: file,image.png;