Feat: cleanup and favicon

src/routes/favicon.rs

@@ -0,0 +1,26 @@
+use axum::{routing::get, Router};
+use cairo::{Context, Format, ImageSurface};
+
+use crate::{polygon, SharedState};
+
+async fn handler() -> impl axum::response::IntoResponse {
+    let surface = ImageSurface::create(Format::ARgb32, 100, 100).unwrap();
+    let context = Context::new(&surface).unwrap();
+
+    context.set_source_rgba(0.0, 0.0, 0.0, 0.0);
+    context.fill().unwrap();
+
+    polygon::draw_polygon_of_polygons((50.0, 50.0), 65.0, 6, &context, false);
+
+    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,
+    )
+}
+
+pub fn routes() -> Router<SharedState> {
+    Router::new().route("/", get(handler))
+}

src/routes/logo.rs

@@ -0,0 +1,42 @@
+use axum::{extract::Query, routing::get, Router};
+use cairo::{Context, Format, ImageSurface};
+use serde::Deserialize;
+
+use crate::{polygon, SharedState};
+
+fn default_as_false() -> bool {
+    false
+}
+
+#[derive(Deserialize)]
+struct ImageProperties {
+    #[serde(default = "default_as_false")]
+    dark_mode: bool,
+}
+
+async fn handler(Query(properties): Query<ImageProperties>) -> impl axum::response::IntoResponse {
+    let surface = ImageSurface::create(Format::ARgb32, 400, 400).unwrap();
+    let context = Context::new(&surface).unwrap();
+
+    if properties.dark_mode {
+        context.set_source_rgb(0.0, 0.0, 0.0);
+    } else {
+        context.set_source_rgb(1.0, 1.0, 1.0);
+    }
+
+    context.paint().unwrap();
+
+    polygon::draw_polygon_of_polygons((200.0, 200.0), 200.0, 6, &context, properties.dark_mode);
+
+    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,
+    )
+}
+
+pub fn routes() -> Router<SharedState> {
+    Router::new().route("/", get(handler))
+}

src/routes/mod.rs

@@ -0,0 +1,2 @@
+pub mod favicon;
+pub mod logo;