feat: add GitHub Actions Docker publish workflow and prebuilt install

- Build and push backend/frontend images to ghcr.io on every push to main and on version tags
- Add docker-compose.prebuilt.yml for pull-based install (no clone needed)
- Update README Quick Start with inline install one-liner using prebuilt images

.github/workflows/docker-publish.yml

@@ -0,0 +1,56 @@
+name: Docker
+
+on:
+  push:
+    branches: [main]
+    tags: ['v*']
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+
+    strategy:
+      matrix:
+        include:
+          - image: ghcr.io/pouzor/homelable-backend
+            dockerfile: Dockerfile.backend
+          - image: ghcr.io/pouzor/homelable-frontend
+            dockerfile: Dockerfile.frontend
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Log in to GHCR
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Extract metadata
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          images: ${{ matrix.image }}
+          tags: |
+            type=ref,event=branch
+            type=semver,pattern={{version}}
+            type=semver,pattern={{major}}.{{minor}}
+            type=raw,value=latest,enable={{is_default_branch}}
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Build and push
+        uses: docker/build-push-action@v6
+        with:
+          context: .
+          file: ${{ matrix.dockerfile }}
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+          cache-from: type=gha
+          cache-to: type=gha,mode=max

README.md

@@ -9,10 +9,12 @@ Homelable also offers a healthcheck system (WIP) through multiple methods (ping/
 
 ## Quick Start — Docker
 
+No clone needed. Pull the pre-built images directly:
+
 ```bash
-git clone https://github.com/Pouzor/homelable.git
+mkdir homelable && cd homelable
-cd homelable
+curl -fsSL https://raw.githubusercontent.com/Pouzor/homelable/main/.env.example -o .env
-cp .env.example .env
+curl -fsSL https://raw.githubusercontent.com/Pouzor/homelable/main/docker-compose.prebuilt.yml -o docker-compose.yml
 docker compose up -d
 ```
 
@@ -24,6 +26,15 @@ Open **http://localhost:3000** — login with `admin` / `admin`.
 >
 > ⚠️ Keep the single quotes around the hash value in `.env` — bcrypt hashes contain `$` characters that Docker Compose would otherwise misinterpret.
 
+### Build from source
+
+```bash
+git clone https://github.com/Pouzor/homelable.git
+cd homelable
+cp .env.example .env
+docker compose up -d
+```
+
 ---
 
 ## Proxmox LXC Install

docker-compose.prebuilt.yml

@@ -0,0 +1,32 @@
+services:
+  backend:
+    image: ghcr.io/pouzor/homelable-backend:latest
+    restart: unless-stopped
+    env_file:
+      - .env
+    environment:
+      SQLITE_PATH: /app/data/homelab.db
+      CORS_ORIGINS: '["http://localhost:3000"]'
+    volumes:
+      - backend_data:/app/data
+    networks:
+      - homelable
+    cap_add:
+      - NET_RAW
+
+  frontend:
+    image: ghcr.io/pouzor/homelable-frontend:latest
+    restart: unless-stopped
+    ports:
+      - "3000:80"
+    depends_on:
+      - backend
+    networks:
+      - homelable
+
+volumes:
+  backend_data:
+
+networks:
+  homelable:
+    driver: bridge