Add initial infrastructure and backup scripts for Gitea and homelab deployment

- Create README.md with project layout and quick start instructions
- Implement backup scripts for Gitea, including database and repository exports
- Add systemd service and timer for automated Gitea backups
- Develop bootstrap scripts for homelab and VPS setup
- Document architecture and restore procedures
- Configure Caddy reverse proxy and Docker Compose for service management
- Establish secrets management guidelines

deploy.sh

@@ -0,0 +1,24 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+if [[ "$#" -eq 0 ]]; then
+  echo "Usage: $0 <stack> [stack...]"
+  echo "Example: $0 gitea kuma"
+  exit 1
+fi
+
+for stack in "$@"; do
+  stack_dir="/srv/ops/stacks/$stack"
+  if [[ ! -d "$stack_dir" ]]; then
+    echo "Skipping unknown stack: $stack"
+    continue
+  fi
+
+  if [[ -f "$stack_dir/.env.example" && ! -f "$stack_dir/.env" ]]; then
+    cp "$stack_dir/.env.example" "$stack_dir/.env"
+    echo "Created $stack_dir/.env from .env.example; fill secrets before production"
+  fi
+
+  echo "Deploying stack: $stack"
+  (cd "$stack_dir" && docker compose up -d)
+done