diff --git a/backend/routers/detection.py b/backend/routers/detection.py
index fd88a4f..a8b9dbf 100644
--- a/backend/routers/detection.py
+++ b/backend/routers/detection.py
@@ -406,11 +406,8 @@ async def detect_graffiti_endpoint(image: UploadFile = File(...)):
 
 @router.post("/api/detect-traffic-sign")
 async def detect_traffic_sign_endpoint(request: Request, image: UploadFile = File(...)):
-    try:
-        image_bytes = await image.read()
-    except Exception as e:
-        logger.error(f"Invalid image file: {e}", exc_info=True)
-        raise HTTPException(status_code=400, detail="Invalid image file")
+    # Optimized Image Processing: Validation + Optimization
+    _, image_bytes = await process_uploaded_image(image)
 
     try:
         client = get_http_client(request)
@@ -423,11 +420,8 @@ async def detect_traffic_sign_endpoint(request: Request, image: UploadFile = Fil
 
 @router.post("/api/detect-abandoned-vehicle")
 async def detect_abandoned_vehicle_endpoint(request: Request, image: UploadFile = File(...)):
-    try:
-        image_bytes = await image.read()
-    except Exception as e:
-        logger.error(f"Invalid image file: {e}", exc_info=True)
-        raise HTTPException(status_code=400, detail="Invalid image file")
+    # Optimized Image Processing: Validation + Optimization
+    _, image_bytes = await process_uploaded_image(image)
 
     try:
         client = get_http_client(request)
diff --git a/render.yaml b/render.yaml
index 593ec81..3d62016 100644
--- a/render.yaml
+++ b/render.yaml
@@ -3,7 +3,7 @@ services:
   - type: web
     name: vishwaguru-backend
     runtime: python
-    buildCommand: "pip install -r backend/requirements-render.txt"
+    buildCommand: "./render-build.sh"
     startCommand: "python start-backend.py"
     envVars:
       - key: PYTHON_VERSION
@@ -14,7 +14,7 @@ services:
           name: vishwaguru-backend
           property: port
       - key: PYTHONPATH
-        value: backend
+        value: .
       # Required API Keys (must be set in Render dashboard)
       - key: GEMINI_API_KEY
         sync: false