v1.0 - Version stable: multi-PC, détection UI-DETR-1, 3 modes exécution

- Frontend v4 accessible sur réseau local (192.168.1.40)
- Ports ouverts: 3002 (frontend), 5001 (backend), 5004 (dashboard)
- Ollama GPU fonctionnel
- Self-healing interactif
- Dashboard confiance

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

visual_workflow_builder/backend/stop.sh

@@ -0,0 +1,110 @@
+#!/bin/bash
+#
+# Stop Visual Workflow Builder Backend Server
+#
+# This script stops the Flask backend server gracefully
+#
+
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+PID_FILE="$SCRIPT_DIR/.server.pid"
+
+# Colors for output
+GREEN='\033[0;32m'
+RED='\033[0;31m'
+YELLOW='\033[1;33m'
+NC='\033[0m' # No Color
+
+echo "=========================================="
+echo "Visual Workflow Builder - Stop Server"
+echo "=========================================="
+
+# Check if PID file exists
+if [ ! -f "$PID_FILE" ]; then
+    echo -e "${YELLOW}No server PID file found${NC}"
+    echo "Server may not be running or was started manually"
+    
+    # Try to find and kill any Flask process on port 5001
+    echo "Checking for Flask processes on port 5001..."
+    FLASK_PIDS=$(lsof -ti:5001 2>/dev/null)
+    
+    if [ -z "$FLASK_PIDS" ]; then
+        echo -e "${GREEN}No processes found on port 5001${NC}"
+        exit 0
+    else
+        echo "Found processes: $FLASK_PIDS"
+        echo "Killing processes..."
+        kill $FLASK_PIDS 2>/dev/null
+        sleep 1
+        
+        # Force kill if still running
+        REMAINING=$(lsof -ti:5001 2>/dev/null)
+        if [ ! -z "$REMAINING" ]; then
+            echo "Force killing remaining processes..."
+            kill -9 $REMAINING 2>/dev/null
+        fi
+        
+        echo -e "${GREEN}✓ Processes stopped${NC}"
+        exit 0
+    fi
+fi
+
+# Read PID from file
+PID=$(cat "$PID_FILE")
+
+# Check if process is running
+if ! ps -p $PID > /dev/null 2>&1; then
+    echo -e "${YELLOW}Server process (PID: $PID) is not running${NC}"
+    rm "$PID_FILE"
+    
+    # Check if port is still in use
+    PORT_PID=$(lsof -ti:5001 2>/dev/null)
+    if [ ! -z "$PORT_PID" ]; then
+        echo "But port 5001 is in use by PID: $PORT_PID"
+        echo "Killing process on port 5001..."
+        kill $PORT_PID 2>/dev/null
+        sleep 1
+        kill -9 $PORT_PID 2>/dev/null
+    fi
+    
+    echo -e "${GREEN}✓ Cleanup complete${NC}"
+    exit 0
+fi
+
+echo "Stopping server (PID: $PID)..."
+
+# Try graceful shutdown first
+kill $PID 2>/dev/null
+
+# Wait for process to stop (max 5 seconds)
+for i in {1..5}; do
+    if ! ps -p $PID > /dev/null 2>&1; then
+        echo -e "${GREEN}✓ Server stopped gracefully${NC}"
+        rm "$PID_FILE"
+        exit 0
+    fi
+    sleep 1
+done
+
+# Force kill if still running
+echo "Server did not stop gracefully, forcing shutdown..."
+kill -9 $PID 2>/dev/null
+
+# Wait a moment
+sleep 1
+
+if ps -p $PID > /dev/null 2>&1; then
+    echo -e "${RED}✗ Failed to stop server${NC}"
+    exit 1
+else
+    echo -e "${GREEN}✓ Server stopped (forced)${NC}"
+    rm "$PID_FILE"
+    
+    # Also kill any remaining processes on port 5001
+    REMAINING=$(lsof -ti:5001 2>/dev/null)
+    if [ ! -z "$REMAINING" ]; then
+        echo "Cleaning up remaining processes on port 5001..."
+        kill -9 $REMAINING 2>/dev/null
+    fi
+    
+    exit 0
+fi