Update build process, gitignore packagelock:

app/main.py

@@ -84,6 +84,32 @@ async def ui_root():
         }
 
 
+# Catch-all route for Angular SPA routing - must be last
+@app.get("/{full_path:path}")
+async def serve_spa(full_path: str):
+    """Serve Angular SPA for all non-API routes"""
+    # If it's an API route, it should have been handled by routers above
+    # If it's a static file request, try to serve it
+    if full_path.startswith("static/"):
+        file_path = os.path.join(os.path.dirname(os.path.dirname(__file__)), full_path)
+        if os.path.exists(file_path):
+            return FileResponse(file_path)
+
+    # For all other routes (Angular routes), serve index.html
+    index_path = os.path.join(static_dir, "index.html")
+    if os.path.exists(index_path):
+        return FileResponse(index_path)
+    else:
+        return {
+            "message": "Warehouse13 - Enterprise Test Artifact Storage",
+            "version": "1.0.0",
+            "docs": "/docs",
+            "ui": "UI not found. Serving API only.",
+            "deployment_mode": settings.deployment_mode,
+            "storage_backend": settings.storage_backend
+        }
+
+
 @app.get("/health")
 async def health_check():
     """Health check endpoint"""