feat: add initial Portainer stack and template configurations for AdGuard Home

.gitignore

@@ -0,0 +1,35 @@
+# .gitignore for Portainer stacks
+# Ignore local environment files, secrets, editor and OS artifacts
+
+# Environment and secret files (do NOT commit secrets)
+.env
+.env.*
+*.env
+*.secret
+*.key
+*.pem
+*.crt
+
+# Docker Compose local overrides and generated files
+docker-compose.override.yml
+docker-compose.*.local.yml
+
+# Logs
+*.log
+
+# Editor and OS files
+.DS_Store
+Thumbs.db
+.vscode/
+*.swp
+
+# Node / Python / other dependency folders (if present)
+node_modules/
+venv/
+__pycache__/
+
+# Backup and temp files
+*~
+*.bak
+
+# Add any additional local-only files or directories below