updated render file

render.yaml

@@ -2,19 +2,12 @@ services:
   - type: web
     name: flowchart-app
     env: python
-    plan: free
-
     buildCommand: |
       apt-get update && apt-get install -y tesseract-ocr
-      pip install --upgrade pip
       pip install -r requirements.txt
-
-    startCommand: streamlit run streamlit_app.py --server.port=$PORT --server.address=0.0.0.0
-
+    startCommand: streamlit run app.py --server.port=$PORT --server.address=0.0.0.0
+    plan: free
     envVars:
       - key: PORT
-        value: 10000  # Render sets this automatically, safe fallback
-      - key: PYTHON_VERSION
-        value: "3.10"
-
-    autoDeploy: true
+        value: 10000  # This line can actually be removed if you're using $PORT above
+    pythonVersion: 3.10