run clippy on default, all, and allocator features

This way all 4 major configurations are linted.

engage.toml

@@ -78,7 +78,19 @@ RUSTDOCFLAGS="-D warnings" cargo doc \
 """
 
 [[task]]
-name = "cargo-clippy"
+name = "clippy/default"
+group = "lints"
+script = """
+cargo clippy \
+    --workspace \
+    --all-targets \
+    --color=always \
+    -- \
+    -D warnings
+"""
+
+[[task]]
+name = "clippy/all"
 group = "lints"
 script = """
 cargo clippy \
@@ -90,6 +102,32 @@ cargo clippy \
     -D warnings
 """
 
+[[task]]
+name = "clippy/jemalloc"
+group = "lints"
+script = """
+cargo clippy \
+    --workspace \
+    --features jemalloc \
+    --all-targets \
+    --color=always \
+    -- \
+    -D warnings
+"""
+
+[[task]]
+name = "clippy/hardened_malloc"
+group = "lints"
+script = """
+cargo clippy \
+    --workspace \
+    --features hardened_malloc \
+    --all-targets \
+    --color=always \
+    -- \
+    -D warnings
+"""
+
 [[task]]
 name = "lychee"
 group = "lints"

src/service/media/mod.rs

@@ -476,6 +476,9 @@ impl Service {
 
 #[cfg(test)]
 mod tests {
+	#[cfg(feature = "sha256_media")]
+	#[tokio::test]
+	async fn long_file_names_works() {
 		use std::path::PathBuf;
 
 		use base64::{engine::general_purpose, Engine as _};
@@ -486,8 +489,8 @@ mod tests {
 
 		impl Data for MockedKVDatabase {
 			fn create_file_metadata(
-			&self, _sender_user: Option<&str>, mxc: String, width: u32, height: u32, content_disposition: Option<&str>,
+				&self, _sender_user: Option<&str>, mxc: String, width: u32, height: u32,
-			content_type: Option<&str>,
+				content_disposition: Option<&str>, content_type: Option<&str>,
 			) -> Result<Vec<u8>> {
 				// copied from src/database/key_value/media.rs
 				let mut key = mxc.as_bytes().to_vec();
@@ -526,16 +529,15 @@ mod tests {
 
 			fn remove_url_preview(&self, _url: &str) -> Result<()> { todo!() }
 
-		fn set_url_preview(&self, _url: &str, _data: &UrlPreviewData, _timestamp: std::time::Duration) -> Result<()> {
+			fn set_url_preview(
+				&self, _url: &str, _data: &UrlPreviewData, _timestamp: std::time::Duration,
+			) -> Result<()> {
 				todo!()
 			}
 
 			fn get_url_preview(&self, _url: &str) -> Option<UrlPreviewData> { todo!() }
 		}
 
-	#[tokio::test]
-	#[cfg(feature = "sha256_media")]
-	async fn long_file_names_works() {
 		static DB: MockedKVDatabase = MockedKVDatabase;
 		let media = Service {
 			db: &DB,