Update start.sh

start.sh

@@ -6,10 +6,18 @@ if [ -z "$GITHUB_TOKEN" ]; then
   exit 1
 fi
 
-echo "Cloning repo..."
-git clone https://$GITHUB_TOKEN@github.com/reaperofssa/ChatNest.git /app
+REPO_DIR="/app/ChatNest"
 
-cd /app
+if [ -d "$REPO_DIR/.git" ]; then
+  echo "Repo exists, pulling latest changes..."
+  cd "$REPO_DIR"
+  git reset --hard
+  git pull
+else
+  echo "Cloning private repo..."
+  git clone https://$GITHUB_TOKEN@github.com/reaperofssa/ChatNest.git "$REPO_DIR"
+  cd "$REPO_DIR"
+fi
 
 echo "Starting server..."
 node server.js