feat: Introduce `start_space.sh` to orchestrate DVC model pulling and service startup, and update Nginx upstream addresses to 127.0.0.1.

nginx.conf

@@ -22,11 +22,11 @@ http {
     keepalive_timeout  65;
 
     upstream streamlit {
-        server localhost:8501;
+        server 127.0.0.1:8501;
     }
 
     upstream fastapi {
-        server localhost:8000;
+        server 127.0.0.1:8000;
     }
 
     server {

scripts/start_space.sh

@@ -73,13 +73,25 @@ fi
 echo "$(date) - Final backend check before starting Streamlit..."
 curl -v http://127.0.0.1:8000/health || echo "FastAPI health check failed!"
 
-echo "$(date) - Starting Streamlit application on 0.0.0.0:8501..."
-export API_BASE_URL="http://localhost:8000"
+echo "$(date) - Starting Streamlit application on 127.0.0.1:8501..."
+export API_BASE_URL="http://127.0.0.1:8000"
 streamlit run hopcroft_skill_classification_tool_competition/streamlit_app.py \
     --server.port 8501 \
-    --server.address 0.0.0.0 \
+    --server.address 127.0.0.1 \
     --server.enableCORS=false \
-    --server.enableXsrfProtection=false &
+    --server.enableXsrfProtection=false \
+    --server.headless true &
+
+# Wait for Streamlit to start
+echo "$(date) - Waiting for Streamlit to start (30s)..."
+for i in {1..30}; do
+    if curl -s http://127.0.0.1:8501/healthz > /dev/null; then
+        echo "$(date) - Streamlit is UP!"
+        break
+    fi
+    echo "$(date) - Waiting for Streamlit... ($i/30)"
+    sleep 2
+done
 
 echo "$(date) - Process started. Tailing Nginx logs for debug..."
 tail -f /tmp/nginx_startup.log /tmp/fastapi.log