fix: admin uses tataaicoltd-api.hf.space as backend on HF

Dockerfile.api

@@ -0,0 +1,15 @@
+FROM python:3.11-slim
+
+WORKDIR /app
+
+# Copy backend only (no admin frontend)
+COPY backend/ ./backend/
+
+# Install dependencies
+RUN pip install --no-cache-dir -r backend/requirements.txt
+
+EXPOSE 7860
+
+# Run from backend dir so relative imports resolve correctly
+WORKDIR /app/backend
+CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "7860"]

admin/js/api.js

@@ -1,5 +1,13 @@
 // API configuration
-const API_BASE_URL = location.hostname === 'localhost' ? 'http://localhost:4000/api' : '/api';
+const API_BASE_URL = (() => {
+    if (location.hostname === 'localhost' || location.hostname === '127.0.0.1') {
+        return 'http://localhost:4000/api';
+    }
+    if (location.hostname.includes('.hf.space')) {
+        return 'https://tataaicoltd-api.hf.space/api';
+    }
+    return '/api';
+})();
 
 class ApiClient {
     constructor(baseUrl = API_BASE_URL) {

backend/main.py

@@ -496,7 +496,8 @@ async def search_nearest(payload: dict = Body(...)):
 
 # Serve admin static files (must be mounted last, after all API routes)
 _admin_dir = os.path.join(os.path.dirname(os.path.abspath(__file__)), '..', 'admin')
-app.mount("/", StaticFiles(directory=_admin_dir, html=True), name="admin")
+if os.path.isdir(_admin_dir):
+    app.mount("/", StaticFiles(directory=_admin_dir, html=True), name="admin")
 
 
 if __name__ == '__main__':