fix(app): crop animated images on web with libwebp (#2947)

tools/ci/src/app_dev_server.rs

@@ -444,6 +444,11 @@ fn gather_wasm_inputs(project_root: &Path) -> Result<StepInputs> {
         Path::new("rust/libfluxcore"),
         |path| !path.contains("/target/"),
     )?);
+    inputs.extend(collect_directory_digests(
+        project_root,
+        Path::new("rust/libfluxwebp"),
+        |path| !path.contains("/target/"),
+    )?);
     inputs.extend(collect_directory_digests(
         project_root,
         &markdown_parser_rust_dir,
@@ -601,6 +606,23 @@ mod tests {
         );
     }
 
+    #[test]
+    fn wasm_inputs_cover_the_libfluxwebp_sources_and_headers() {
+        let app_dir = Path::new(env!("CARGO_MANIFEST_DIR")).join("../../fluxer_app");
+        let inputs = gather_wasm_inputs(&app_dir).expect("gather wasm inputs");
+
+        for key in [
+            "rust/libfluxwebp/Cargo.toml",
+            "rust/libfluxwebp/Cargo.lock",
+            "rust/libfluxwebp/src/lib.rs",
+            "rust/libfluxwebp/shim/stdlib.h",
+            "rust/libfluxwebp/simd/emmintrin.h",
+        ] {
+            assert!(inputs.contains_key(key), "missing {key}");
+        }
+        assert!(inputs.keys().all(|key| !key.contains("/target/")));
+    }
+
     #[test]
     fn display_command_quotes_globs() {
         assert_eq!(