Chore: commit unstaged changed

.gitmodules

@@ -1,3 +0,0 @@
-[submodule "artwork"]
-	path = artwork
-	url = https://git.makerlab-murnau.de/MakerLab/artwork.git

Cargo.lock

@@ -2,6 +2,12 @@
 # It is not intended for manual editing.
 version = 3
 
+[[package]]
+name = "adler"
+version = "1.0.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f26201604c87b1e01bd3d98f8d5d9a8fcbb815e8cedb41ffccbeb4bf593a35fe"
+
 [[package]]
 name = "adler32"
 version = "1.2.0"
@@ -17,6 +23,37 @@ dependencies = [
  "memchr",
 ]
 
+[[package]]
+name = "alloc-no-stdlib"
+version = "2.0.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cc7bb162ec39d46ab1ca8c77bf72e890535becd1751bb45f64c597edb4c8c6b3"
+
+[[package]]
+name = "alloc-stdlib"
+version = "0.2.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "94fb8275041c72129eb51b7d0322c29b8387a0386127718b096429201a5d6ece"
+dependencies = [
+ "alloc-no-stdlib",
+]
+
+[[package]]
+name = "async-compression"
+version = "0.3.15"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "942c7cd7ae39e91bde4820d74132e9862e62c2f386c3aa90ccf55949f5bad63a"
+dependencies = [
+ "brotli",
+ "flate2",
+ "futures-core",
+ "memchr",
+ "pin-project-lite",
+ "tokio",
+ "zstd",
+ "zstd-safe",
+]
+
 [[package]]
 name = "async-trait"
 version = "0.1.66"
@@ -25,7 +62,7 @@ checksum = "b84f9ebcc6c1f5b8cb160f6990096a5c127f423fcb6e1ccc46c370cbdfb75dfc"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn",
+ "syn 1.0.109",
 ]
 
 [[package]]
@@ -84,6 +121,24 @@ dependencies = [
  "tower-service",
 ]
 
+[[package]]
+name = "axum-macros"
+version = "0.3.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2bb524613be645939e280b7279f7b017f98cf7f5ef084ec374df373530e73277"
+dependencies = [
+ "heck",
+ "proc-macro2",
+ "quote",
+ "syn 2.0.15",
+]
+
+[[package]]
+name = "base64"
+version = "0.20.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0ea22880d78093b0cbe17c89f64a7d457941e65759157ec6cb31a31d652b05e5"
+
 [[package]]
 name = "bitflags"
 version = "1.3.2"
@@ -99,6 +154,27 @@ dependencies = [
  "generic-array",
 ]
 
+[[package]]
+name = "brotli"
+version = "3.3.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a1a0b1dbcc8ae29329621f8d4f0d835787c1c38bb1401979b49d13b0b305ff68"
+dependencies = [
+ "alloc-no-stdlib",
+ "alloc-stdlib",
+ "brotli-decompressor",
+]
+
+[[package]]
+name = "brotli-decompressor"
+version = "2.3.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4b6561fd3f895a11e8f72af2cb7d22e08366bebc2b6b57f7744c4bda27034744"
+dependencies = [
+ "alloc-no-stdlib",
+ "alloc-stdlib",
+]
+
 [[package]]
 name = "bstr"
 version = "1.4.0"
@@ -129,6 +205,7 @@ checksum = "a8af54f5d48af1226928adc1f57edd22f5df1349e7da1fc96ae15cf43db0e871"
 dependencies = [
  "bitflags",
  "cairo-sys-rs",
+ "freetype-rs",
  "libc",
  "once_cell",
  "thiserror",
@@ -144,6 +221,15 @@ dependencies = [
  "system-deps",
 ]
 
+[[package]]
+name = "cc"
+version = "1.0.79"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "50d30906286121d95be3d479533b458f87493b30a4b5f79a607db8f5d11aa91f"
+dependencies = [
+ "jobserver",
+]
+
 [[package]]
 name = "cfg-expr"
 version = "0.11.0"
@@ -168,6 +254,15 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "crc32fast"
+version = "1.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b540bd8bc810d3885c6ea91e2018302f68baba2129ab3e88f32389ee9370880d"
+dependencies = [
+ "cfg-if",
+]
+
 [[package]]
 name = "crypto-common"
 version = "0.1.6"
@@ -198,6 +293,16 @@ dependencies = [
  "crypto-common",
 ]
 
+[[package]]
+name = "flate2"
+version = "1.0.25"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a8a2db397cb1c8772f31494cb8917e48cd1e64f0fa7efac59fbd741a0a8ce841"
+dependencies = [
+ "crc32fast",
+ "miniz_oxide",
+]
+
 [[package]]
 name = "fnv"
 version = "1.0.7"
@@ -213,6 +318,27 @@ dependencies = [
  "percent-encoding",
 ]
 
+[[package]]
+name = "freetype-rs"
+version = "0.32.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d59c337e64822dd56a3a83ed75a662a470736bdb3a9fabfb588dff276b94a4e0"
+dependencies = [
+ "bitflags",
+ "freetype-sys",
+ "libc",
+]
+
+[[package]]
+name = "freetype-sys"
+version = "0.17.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "643148ca6cbad6bec384b52fbe1968547d578c4efe83109e035c43a71734ff88"
+dependencies = [
+ "cc",
+ "libc",
+]
+
 [[package]]
 name = "futures-channel"
 version = "0.3.27"
@@ -228,6 +354,12 @@ version = "0.3.27"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "86d7a0c1aa76363dac491de0ee99faf6941128376f1cf96f07db7603b7de69dd"
 
+[[package]]
+name = "futures-sink"
+version = "0.3.28"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f43be4fe21a13b9781a69afa4985b0f6ee0e1afab2c6f454a8cf30e2b2237b6e"
+
 [[package]]
 name = "futures-task"
 version = "0.3.27"
@@ -244,6 +376,7 @@ dependencies = [
  "futures-task",
  "pin-project-lite",
  "pin-utils",
+ "slab",
 ]
 
 [[package]]
@@ -367,12 +500,31 @@ dependencies = [
  "adler32",
 ]
 
+[[package]]
+name = "iri-string"
+version = "0.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "21859b667d66a4c1dacd9df0863b3efb65785474255face87f5bca39dd8407c0"
+dependencies = [
+ "memchr",
+ "serde",
+]
+
 [[package]]
 name = "itoa"
 version = "1.0.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fad582f4b9e86b6caa621cabeb0963332d92eea04729ab12892c2533951e6440"
 
+[[package]]
+name = "jobserver"
+version = "0.1.26"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "936cfd212a0155903bcbc060e316fb6cc7cbf2e1907329391ebadc1fe0ce77c2"
+dependencies = [
+ "libc",
+]
+
 [[package]]
 name = "libc"
 version = "0.2.140"
@@ -403,6 +555,7 @@ name = "logo-generator"
 version = "0.1.0"
 dependencies = [
  "axum",
+ "axum-macros",
  "cairo-rs",
  "mime_guess",
  "png",
@@ -411,6 +564,8 @@ dependencies = [
  "serde",
  "serde_json",
  "tokio",
+ "tower-http",
+ "tracing",
 ]
 
 [[package]]
@@ -441,6 +596,15 @@ dependencies = [
  "unicase",
 ]
 
+[[package]]
+name = "miniz_oxide"
+version = "0.6.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b275950c28b37e794e8c55d88aeb5e139d0ce23fdbbeda68f8d7174abdf9e8fa"
+dependencies = [
+ "adler",
+]
+
 [[package]]
 name = "mio"
 version = "0.8.6"
@@ -545,7 +709,7 @@ checksum = "069bdb1e05adc7a8990dce9cc75370895fbe4e3d58b9b73bf1aee56359344a55"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn",
+ "syn 1.0.109",
 ]
 
 [[package]]
@@ -586,18 +750,18 @@ checksum = "5b40af805b3121feab8a3c29f04d8ad262fa8e0561883e7653e024ae4479e6de"
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.51"
+version = "1.0.56"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5d727cae5b39d21da60fa540906919ad737832fe0b1c165da3a34d6548c849d6"
+checksum = "2b63bdb0cd06f1f4dedf69b254734f9b45af66e4a031e42a7480257d9898b435"
 dependencies = [
  "unicode-ident",
 ]
 
 [[package]]
 name = "quote"
-version = "1.0.23"
+version = "1.0.26"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8856d8364d252a14d474036ea1358d63c9e6965c8e5c1885c18f73d70bff9c7b"
+checksum = "4424af4bf778aae2051a77b60283332f386554255d722233d09fbfc7e30da2fc"
 dependencies = [
  "proc-macro2",
 ]
@@ -678,7 +842,7 @@ dependencies = [
  "proc-macro2",
  "quote",
  "rust-embed-utils",
- "syn",
+ "syn 1.0.109",
  "walkdir",
 ]
 
@@ -737,7 +901,7 @@ checksum = "4fc80d722935453bcafdc2c9a73cd6fac4dc1938f0346035d84bf99fa9e33217"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn",
+ "syn 1.0.109",
 ]
 
 [[package]]
@@ -792,6 +956,15 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "slab"
+version = "0.4.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6528351c9bc8ab22353f9d776db39a20288e8d6c37ef8cfe3317cf875eecfc2d"
+dependencies = [
+ "autocfg",
+]
+
 [[package]]
 name = "smallvec"
 version = "1.10.0"
@@ -819,6 +992,17 @@ dependencies = [
  "unicode-ident",
 ]
 
+[[package]]
+name = "syn"
+version = "2.0.15"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a34fcf3e8b60f57e6a14301a2e916d323af98b0ea63c599441eec8558660c822"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "unicode-ident",
+]
+
 [[package]]
 name = "sync_wrapper"
 version = "0.1.2"
@@ -855,7 +1039,7 @@ checksum = "5420d42e90af0c38c3290abcca25b9b3bdf379fc9f55c528f53a269d9c9a267e"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn",
+ "syn 1.0.109",
 ]
 
 [[package]]
@@ -886,7 +1070,20 @@ checksum = "d266c00fde287f55d3f1c3e96c500c362a2b8c695076ec180f27918820bc6df8"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn",
+ "syn 1.0.109",
+]
+
+[[package]]
+name = "tokio-util"
+version = "0.7.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5427d89453009325de0d8f342c9490009f76e999cb7672d77e46267448f7e6b2"
+dependencies = [
+ "bytes",
+ "futures-core",
+ "futures-sink",
+ "pin-project-lite",
+ "tokio",
 ]
 
 [[package]]
@@ -920,6 +1117,8 @@ version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5d1d42a9b3f3ec46ba828e8d376aec14592ea199f70a06a548587ecd1c4ab658"
 dependencies = [
+ "async-compression",
+ "base64",
  "bitflags",
  "bytes",
  "futures-core",
@@ -927,10 +1126,19 @@ dependencies = [
  "http",
  "http-body",
  "http-range-header",
+ "httpdate",
+ "iri-string",
+ "mime",
+ "mime_guess",
+ "percent-encoding",
  "pin-project-lite",
+ "tokio",
+ "tokio-util",
  "tower",
  "tower-layer",
  "tower-service",
+ "tracing",
+ "uuid",
 ]
 
 [[package]]
@@ -954,9 +1162,21 @@ dependencies = [
  "cfg-if",
  "log",
  "pin-project-lite",
+ "tracing-attributes",
  "tracing-core",
 ]
 
+[[package]]
+name = "tracing-attributes"
+version = "0.1.23"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4017f8f45139870ca7e672686113917c71c7a6e02d4924eda67186083c03081a"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 1.0.109",
+]
+
 [[package]]
 name = "tracing-core"
 version = "0.1.30"
@@ -993,6 +1213,15 @@ version = "1.0.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e5464a87b239f13a63a501f2701565754bae92d243d4bb7eb12f6d57d2269bf4"
 
+[[package]]
+name = "uuid"
+version = "1.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5b55a3fef2a1e3b3a00ce878640918820d3c51081576ac657d23af9fc7928fdb"
+dependencies = [
+ "getrandom",
+]
+
 [[package]]
 name = "version-compare"
 version = "0.1.1"
@@ -1128,3 +1357,33 @@ name = "windows_x86_64_msvc"
 version = "0.42.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "447660ad36a13288b1db4d4248e857b510e8c3a225c822ba4fb748c0aafecffd"
+
+[[package]]
+name = "zstd"
+version = "0.11.2+zstd.1.5.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "20cc960326ece64f010d2d2107537f26dc589a6573a316bd5b1dba685fa5fde4"
+dependencies = [
+ "zstd-safe",
+]
+
+[[package]]
+name = "zstd-safe"
+version = "5.0.2+zstd.1.5.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1d2a5585e04f9eea4b2a3d1eca508c4dee9592a89ef6f450c11719da0726f4db"
+dependencies = [
+ "libc",
+ "zstd-sys",
+]
+
+[[package]]
+name = "zstd-sys"
+version = "2.0.8+zstd.1.5.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5556e6ee25d32df2586c098bbfa278803692a20d0ab9565e049480d52707ec8c"
+dependencies = [
+ "cc",
+ "libc",
+ "pkg-config",
+]

Cargo.toml

@@ -7,7 +7,7 @@ edition = "2021"
 
 [dependencies]
 png = "0.11.0"
-cairo-rs = { version = "0.17.0", default-features = false, features = ["png"] }
+cairo-rs = { version = "0.17.0", default-features = false, features = ["png", "svg", "freetype"] }
 axum = "0.6.10"
 tokio = { version = "1.0", features = ["full"] }
 rand = "0.8.5"
@@ -15,3 +15,6 @@ serde = { version = "1.0.152", features = ["derive"] }
 rust-embed = { version = "6.6.0", features = ["include-exclude"] }
 mime_guess = "2.0.4"
 serde_json = "1.0.94"
+axum-macros = "0.3.7"
+tower-http = { version = "0.4.0", features = ["fs", "full"] }
+tracing = "0.1.37"

artwork

@@ -1 +0,0 @@
-Subproject commit 13b39b2537350a24fe69a309e7f676a3c25f7bd0

src/main.rs

@@ -1,20 +1,39 @@
-use axum::Router;
+use axum::{http::Request, response::Response, routing::get, Router};
-use std::net::SocketAddr;
+use std::{net::SocketAddr, time::Duration};
+use text::EmbeddedFonts;
+use tower_http::{catch_panic::CatchPanicLayer, trace::TraceLayer};
+use tracing::Span;
 
 mod color;
 mod polygon;
 mod routes;
+mod text;
 
 #[derive(Clone)]
-pub struct SharedState {}
+pub struct SharedState {
+    fonts: EmbeddedFonts,
+}
 
 #[tokio::main]
 async fn main() {
-    let state = SharedState {};
+    let state = SharedState {
+        fonts: EmbeddedFonts::load(),
+    };
     let app = Router::new()
         .nest("/", routes::static_files::routes())
-        .nest("/logo", routes::logo::routes())
+        .route("/logo.png", get(routes::logo::png))
+        .route("/logo.svg", get(routes::logo::svg))
         .nest("/favicon.ico", routes::favicon::routes())
+        .layer(
+            TraceLayer::new_for_http()
+                .on_request(|request: &Request<_>, _span: &Span| {
+                    println!("Request {} {}", request.method(), request.uri());
+                })
+                .on_response(|response: &Response, latency: Duration, _span: &Span| {
+                    println!("Response {}, {}ms", response.status(), latency.as_millis());
+                }),
+        )
+        .layer(CatchPanicLayer::new())
         .with_state(state);
 
     // run it

src/routes/logo.rs

@@ -1,9 +1,14 @@
-use axum::{extract::Query, routing::get, Router};
+use std::time::Instant;
-use cairo::{Context, Format, ImageSurface};
+
-use rust_embed::RustEmbed;
+use axum::{
+    extract::{Query, State},
+    routing::get,
+    Router,
+};
+use cairo::{freetype::Face, Context, FontFace, Format, ImageSurface, SvgSurface};
 use serde::Deserialize;
 
-use crate::{polygon, SharedState};
+use crate::{color::Color, polygon, text::DrawableText, SharedState};
 
 #[derive(Deserialize, Default)]
 #[allow(non_camel_case_types)]
@@ -22,60 +27,39 @@ enum LogoOrientation {
 }
 
 #[derive(Deserialize, Default)]
-struct ImageProperties {
+pub struct ImageProperties {
     #[serde(default)]
     variant: LogoVariant,
     #[serde(default)]
     orientation: LogoOrientation,
 }
 
-#[derive(RustEmbed)]
+fn get_surface_size(properties: &ImageProperties) -> (i32, i32) {
-#[folder = "artwork/logo"]
+    match (&properties.variant, &properties.orientation) {
-#[include = "*_T.png"]
+        (LogoVariant::NoText, _) => (400, 400),
-struct ImageFiles;
+        (_, LogoOrientation::Landscape) => (2127, 591),
-
+        (_, LogoOrientation::Portrait) => (1654, 1654),
-fn get_surface_and_logo_coordiates(
-    properties: &ImageProperties,
-) -> (ImageSurface, (f64, f64), f64, f64) {
-    if let LogoVariant::NoText = properties.variant {
-        return (
-            ImageSurface::create(Format::ARgb32, 400, 400).unwrap(),
-            (200.0, 200.0),
-            148.0,
-            67.0,
-        );
     }
-
-    let background_image_path = match (&properties.variant, &properties.orientation) {
-        (LogoVariant::DarkText, LogoOrientation::Landscape) => "landscape/4C_T.png",
-        (LogoVariant::LightText, LogoOrientation::Landscape) => "landscape/W_T.png",
-        (LogoVariant::DarkText, LogoOrientation::Portrait) => "portrait/4C_T.png",
-        (LogoVariant::LightText, LogoOrientation::Portrait) => "portrait/W_T.png",
-        _ => unreachable!(),
-    };
-
-    let (coordinates, outer_radius, inner_radius) = match &properties.orientation {
-        LogoOrientation::Landscape => ((412.0, 299.0), 209.0, 99.0),
-        LogoOrientation::Portrait => ((828.0, 563.0), 253.0, 118.0),
-    };
-
-    let image = ImageFiles::get(background_image_path).unwrap();
-    (
-        ImageSurface::create_from_png(&mut image.data.as_ref()).unwrap(),
-        coordinates,
-        outer_radius,
-        inner_radius,
-    )
 }
 
-async fn handler(Query(properties): Query<ImageProperties>) -> impl axum::response::IntoResponse {
+fn create_image_surface(properties: &ImageProperties) -> ImageSurface {
-    let (surface, logo_coordinates, logo_outer_radius, logo_inner_radius) =
+    let (width, height) = get_surface_size(properties);
-        get_surface_and_logo_coordiates(&properties);
+    ImageSurface::create(Format::ARgb32, width, height).unwrap()
-    let context = Context::new(&surface).unwrap();
+}
 
-    context.set_source_rgba(0.0, 0.0, 0.0, 0.0);
+fn create_svg_surface(properties: &ImageProperties) -> SvgSurface {
+    let (width, height) = get_surface_size(properties);
 
-    context.paint().unwrap();
+    SvgSurface::new::<String>(width as f64, height as f64, None).unwrap()
+}
+
+fn draw_logo(context: &Context, properties: &ImageProperties) {
+    let (logo_coordinates, logo_outer_radius, logo_inner_radius) =
+        match (&properties.variant, &properties.orientation) {
+            (LogoVariant::NoText, _) => ((200.0, 200.0), 148.0, 67.0),
+            (_, LogoOrientation::Landscape) => ((412.0, 299.0), 209.0, 99.0),
+            (_, LogoOrientation::Portrait) => ((828.0, 563.0), 253.0, 118.0),
+        };
 
     polygon::draw_polygon_of_segmented_polygons(
         logo_coordinates,
@@ -85,6 +69,81 @@ async fn handler(Query(properties): Query<ImageProperties>) -> impl axum::respon
         &context,
     )
     .unwrap();
+}
+
+fn draw_text(
+    context: &Context,
+    font_regular: &Face,
+    font_light: &Face,
+    properties: &ImageProperties,
+) {
+    if let LogoVariant::NoText = properties.variant {
+        return;
+    }
+
+    let color = match &properties.variant {
+        LogoVariant::DarkText => Color::from("#383F50"),
+        LogoVariant::LightText => Color::from("#ffffff"),
+        _ => unreachable!(),
+    };
+
+    context.set_source_rgb(
+        color.r as f64 / 255.0,
+        color.g as f64 / 255.0,
+        color.b as f64 / 255.0,
+    );
+
+    let texts = match &properties.orientation {
+        LogoOrientation::Landscape => (
+            DrawableText {
+                position: (760.0, 356.0),
+                size: 228.0,
+                spacing: 45.5,
+                text: "makerlab",
+            },
+            DrawableText {
+                position: (1495.0, 504.0),
+                size: 110.0,
+                spacing: 10.5,
+                text: "MURNAU",
+            },
+        ),
+        LogoOrientation::Portrait => (
+            DrawableText {
+                position: (48.0, 1242.0),
+                size: 280.0,
+                spacing: 53.5,
+                text: "makerlab",
+            },
+            DrawableText {
+                position: (493.0, 1424.0),
+                size: 135.0,
+                spacing: 13.0,
+                text: "MURNAU",
+            },
+        ),
+    };
+
+    context.set_font_face(&FontFace::create_from_ft(font_regular).unwrap());
+    texts.0.draw(&context);
+
+    context.set_font_face(&FontFace::create_from_ft(font_light).unwrap());
+    texts.1.draw(&context);
+}
+
+#[axum_macros::debug_handler]
+pub async fn png(
+    Query(properties): Query<ImageProperties>,
+    State(state): State<SharedState>,
+) -> impl axum::response::IntoResponse {
+    let (font_regular, font_light) = state.fonts.get().await;
+
+    // cannot use await after this, because surface does not implement Send
+    let surface = create_image_surface(&properties);
+    let context = Context::new(&surface).unwrap();
+
+    draw_logo(&context, &properties);
+    draw_text(&context, &font_regular, &font_light, &properties);
 
     let mut data: Vec<u8> = Vec::new();
     surface.write_to_png(&mut data).unwrap();
@@ -95,6 +154,24 @@ async fn handler(Query(properties): Query<ImageProperties>) -> impl axum::respon
     )
 }
 
-pub fn routes() -> Router<SharedState> {
+#[axum_macros::debug_handler]
-    Router::new().route("/", get(handler))
+pub async fn svg(
+    Query(properties): Query<ImageProperties>,
+    State(state): State<SharedState>,
+) -> impl axum::response::IntoResponse {
+    let (font_regular, font_light) = state.fonts.get().await;
+
+    // cannot use await after this, because surface does not implement Send
+    let surface = create_svg_surface(&properties);
+    let context = Context::new(&surface).unwrap();
+
+    draw_logo(&context, &properties);
+    draw_text(&context, &font_regular, &font_light, &properties);
+
+    let mut data: Vec<u8> = Vec::new();
+    surface.write_to_png(&mut data).unwrap();
+    (
+        axum::response::AppendHeaders([(axum::http::header::CONTENT_TYPE, "image/png")]),
+        data,
+    )
 }

src/text.rs

@@ -0,0 +1,74 @@
+use std::sync::Arc;
+
+use cairo::{
+    freetype::{Face, Library},
+    Context,
+};
+use rust_embed::RustEmbed;
+use tokio::sync::Mutex;
+
+#[derive(RustEmbed)]
+#[folder = "fonts"]
+struct FontFiles;
+
+struct InternalFonts {
+    light: Face,
+    regular: Face,
+}
+unsafe impl Send for InternalFonts {}
+
+#[derive(Clone)]
+pub struct EmbeddedFonts {
+    fonts: Arc<Mutex<InternalFonts>>,
+}
+
+impl EmbeddedFonts {
+    fn load_face(lib: &Library, name: &str) -> Result<Face, cairo::freetype::Error> {
+        let font_file = FontFiles::get(name).unwrap();
+        let font_data = Vec::from(font_file.data);
+        lib.new_memory_face(font_data, 0)
+    }
+
+    pub fn load() -> EmbeddedFonts {
+        let lib = Library::init().unwrap();
+        let font_regular = Self::load_face(&lib, "Nunito-Regular.ttf").unwrap();
+        let font_light = Self::load_face(&lib, "Nunito-Light.ttf").unwrap();
+
+        let fonts = InternalFonts {
+            regular: font_regular,
+            light: font_light,
+        };
+
+        EmbeddedFonts {
+            fonts: Arc::new(Mutex::new(fonts)),
+        }
+    }
+
+    pub async fn get(&self) -> (Face, Face) {
+        let fonts = self.fonts.lock().await;
+        (fonts.regular.clone(), fonts.light.clone())
+    }
+}
+
+pub struct DrawableText {
+    pub position: (f64, f64),
+    pub size: f64,
+    pub spacing: f64,
+    pub text: &'static str,
+}
+
+impl DrawableText {
+    pub fn draw(&self, context: &Context) {
+        context.new_path();
+        context.set_font_size(self.size);
+        context.line_to(self.position.0, self.position.1);
+
+        for char in self.text.chars() {
+            context.text_path(&String::from(char));
+            let (x, y) = context.current_point().unwrap();
+            context.line_to(x + self.spacing, y);
+        }
+        context.close_path();
+        context.fill().unwrap();
+    }
+}