feat(mcp): MCP service implementation (PRs 3-9 consolidated) (#35877)

.devcontainer/start-superset.sh

@@ -1,14 +1,14 @@
 #!/bin/bash
 # Startup script for Superset in Codespaces
 
-# Log to a file for debugging
-LOG_FILE="/tmp/superset-startup.log"
-echo "[$(date)] Starting Superset startup script" >> "$LOG_FILE"
-echo "[$(date)] User: $(whoami), PWD: $(pwd)" >> "$LOG_FILE"
-
 echo "🚀 Starting Superset in Codespaces..."
 echo "🌐 Frontend will be available at port 9001"
 
+# Check if MCP is enabled
+if [ "$ENABLE_MCP" = "true" ]; then
+    echo "🤖 MCP Service will be available at port 5008"
+fi
+
 # Find the workspace directory (Codespaces clones as 'superset', not 'superset-2')
 WORKSPACE_DIR=$(find /workspaces -maxdepth 1 -name "superset*" -type d | head -1)
 if [ -n "$WORKSPACE_DIR" ]; then
@@ -18,71 +18,32 @@ else
     echo "📁 Using current directory: $(pwd)"
 fi
 
-# Wait for Docker to be available
-echo "⏳ Waiting for Docker to start..."
-echo "[$(date)] Waiting for Docker..." >> "$LOG_FILE"
-max_attempts=30
-attempt=0
-while ! docker info > /dev/null 2>&1; do
-    if [ $attempt -eq $max_attempts ]; then
-        echo "❌ Docker failed to start after $max_attempts attempts"
-        echo "[$(date)] Docker failed to start after $max_attempts attempts" >> "$LOG_FILE"
-        echo "🔄 Please restart the Codespace or run this script manually later"
-        exit 1
-    fi
-    echo "   Attempt $((attempt + 1))/$max_attempts..."
-    echo "[$(date)] Docker check attempt $((attempt + 1))/$max_attempts" >> "$LOG_FILE"
-    sleep 2
-    attempt=$((attempt + 1))
-done
-echo "✅ Docker is ready!"
-echo "[$(date)] Docker is ready" >> "$LOG_FILE"
-
-# Check if Superset containers are already running
-if docker ps | grep -q "superset"; then
-    echo "✅ Superset containers are already running!"
-    echo ""
-    echo "🌐 To access Superset:"
-    echo "   1. Click the 'Ports' tab at the bottom of VS Code"
-    echo "   2. Find port 9001 and click the globe icon to open"
-    echo "   3. Wait 10-20 minutes for initial startup"
-    echo ""
-    echo "📝 Login credentials: admin/admin"
-    exit 0
+# Check if docker is running
+if ! docker info > /dev/null 2>&1; then
+    echo "⏳ Waiting for Docker to start..."
+    sleep 5
 fi
 
 # Clean up any existing containers
 echo "🧹 Cleaning up existing containers..."
-docker-compose -f docker-compose-light.yml down
+docker-compose -f docker-compose-light.yml --profile mcp down
 
 # Start services
-echo "🏗️  Starting Superset in background (daemon mode)..."
+echo "🏗️  Building and starting services..."
 echo ""
+echo "📝 Once started, login with:"
+echo "   Username: admin"
+echo "   Password: admin"
+echo ""
+echo "📋 Running in foreground with live logs (Ctrl+C to stop)..."
 
-# Start in detached mode
-docker-compose -f docker-compose-light.yml up -d
-
-echo ""
-echo "✅ Docker Compose started successfully!"
-echo ""
-echo "📋 Important information:"
-echo "━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━"
-echo "⏱️  Initial startup takes 10-20 minutes"
-echo "🌐 Check the 'Ports' tab for your Superset URL (port 9001)"
-echo "👤 Login: admin / admin"
-echo ""
-echo "📊 Useful commands:"
-echo "   docker-compose -f docker-compose-light.yml logs -f    # Follow logs"
-echo "   docker-compose -f docker-compose-light.yml ps         # Check status"
-echo "   docker-compose -f docker-compose-light.yml down       # Stop services"
-echo "━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━"
-echo ""
-echo "💤 Keeping terminal open for 60 seconds to test persistence..."
-sleep 60
-echo "✅ Test complete - check if this terminal is still visible!"
-
-# Show final status
-docker-compose -f docker-compose-light.yml ps
+# Run docker-compose and capture exit code
+if [ "$ENABLE_MCP" = "true" ]; then
+    echo "🤖 Starting with MCP Service enabled..."
+    docker-compose -f docker-compose-light.yml --profile mcp up
+else
+    docker-compose -f docker-compose-light.yml up
+fi
 EXIT_CODE=$?
 
 # If it failed, provide helpful instructions