feat: Enhance Docker build versioning with a build argument, fetch git tags during deployment, and add comprehensive deployment documentation.

scripts/deploy.sh

@@ -50,6 +50,10 @@ fi
 echo "📥 Pulling latest changes from git..."
 git pull
 
+# Fetch all tags
+echo "🏷️  Fetching git tags..."
+git fetch --tags
+
 # Build new image in background (doesn't stop running container)
 echo "🔨 Building new Docker image (this runs while app is still online)..."
 docker compose build