Add Dockerfile

.dockerignore

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+node_modules
+dist
+.git
+.env
+.vscode

.forgejo/workflows/build.yaml

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-on:
-  workflow_dispatch:
-  push:
-
-jobs:
-  build:
-    runs-on: docker
-    steps:
-      - uses: actions/checkout@v4
-      - uses: actions/setup-node@v4
-        with:
-          node-version: 'latest'
-          check-latest: true
-          cache: 'yarn'
-      - run: |
-          yarn build

.github/workflows/build-docker.yaml

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+name: Build and Push Docker
+
+on:
+  workflow_dispatch:
+  push:
+    branches:
+      - dev
+      - prod
+
+env:
+  BRANCH_NAME: ${{ github.head_ref || github.ref_name }}
+
+jobs:
+  build-and-push:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Log in to DockerHub
+        uses: docker/login-action@v3
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+
+      #- name: Set up Tailscale
+      #  uses: tailscale/github-action@v2
+      #  with:
+      #    authkey: ${{ secrets.TAILSCALE_AUTHKEY }}
+
+      - name: Build and push Docker image
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          push: true
+          tags: ${{ secrets.DOCKERHUB_USERNAME }}/soc-site:$BRANCH_NAME

Dockerfile

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+FROM node:24-alpine AS builder
+WORKDIR /app
+COPY . .
+RUN yarn install --frozen-lockfile
+RUN yarn build
+
+FROM node:24-alpine AS dependencies
+WORKDIR /app
+COPY package.json yarn.lock ./
+RUN yarn install --production --frozen-lockfile
+
+FROM node:24-alpine AS runner
+WORKDIR /app
+ENV HOST=0.0.0.0
+ENV PORT=80
+EXPOSE 80
+COPY --from=builder /app/dist ./dist
+COPY --from=dependencies /app/node_modules ./node_modules
+CMD ["node", "./dist/server/entry.mjs"]