Added video preview and http range support

src/public.rs

@@ -370,7 +370,7 @@ async fn submit_feedback(
 
 /// Serve media files for the client portal (no auth required, but only via token).
 async fn portal_media(
-    _request: Request,
+    request: Request,
     db: Database,
     Path((token, media_id)): Path<(String, i64)>,
 ) -> cot::Result<Response> {
@@ -394,26 +394,28 @@ async fn portal_media(
         }
     }
 
-    match crate::uploads::read_db_file(&media.file_path).await {
-        Ok(data) => {
-            let content_type = match media.file_path.rsplit('.').next().unwrap_or("") {
-                "jpg" | "jpeg" => "image/jpeg",
-                "png" => "image/png",
-                "heic" | "heif" => "image/heic",
-                "webp" => "image/webp",
-                "mp4" => "video/mp4",
-                "mov" => "video/quicktime",
-                "avi" => "video/x-msvideo",
-                "mkv" => "video/x-matroska",
-                "webm" => "video/webm",
-                _ => "application/octet-stream",
-            };
-            let body = cot::Body::fixed(data);
-            let mut resp = Response::new(body);
-            resp.headers_mut()
-                .insert("content-type", content_type.parse().unwrap());
-            Ok(resp)
-        }
+    let range = request
+        .headers()
+        .get("range")
+        .and_then(|value| value.to_str().ok())
+        .map(str::to_owned);
+
+    match {
+        let content_type = match media.file_path.rsplit('.').next().unwrap_or("") {
+            "jpg" | "jpeg" => "image/jpeg",
+            "png" => "image/png",
+            "heic" | "heif" => "image/heic",
+            "webp" => "image/webp",
+            "mp4" => "video/mp4",
+            "mov" => "video/quicktime",
+            "avi" => "video/x-msvideo",
+            "mkv" => "video/x-matroska",
+            "webm" => "video/webm",
+            _ => "application/octet-stream",
+        };
+        crate::uploads::ranged_file_response(&media.file_path, content_type, range.as_deref()).await
+    } {
+        Ok(response) => Ok(response),
         Err(err) => {
             tracing::warn!(
                 target: "uploads",