feat: dockerize SAG application

.dockerignore

@@ -0,0 +1,9 @@
+node_modules
+dist
+web/dist
+.git
+.env
+.env.*
+!.env.example
+docker-compose.yml
+Dockerfile

Dockerfile

@@ -0,0 +1,32 @@
+# Stage 1: Build
+FROM node:22-alpine AS builder
+WORKDIR /app
+COPY package*.json ./
+RUN npm ci
+COPY . .
+RUN npm run build
+
+# Stage 2: Runner
+FROM node:22-alpine AS runner
+ENV NODE_ENV=production
+WORKDIR /app
+
+# Install production dependencies only
+COPY package*.json ./
+RUN npm ci --omit=dev && npm cache clean --force
+
+# Copy compiled assets and change ownership to the 'node' user
+COPY --from=builder --chown=node:node /app/dist ./dist
+COPY --from=builder --chown=node:node /app/web/dist ./web/dist
+COPY --from=builder --chown=node:node /app/migrations ./dist/migrations
+
+# Copy the entrypoint script
+COPY --chown=node:node docker-entrypoint.sh ./
+RUN sed -i 's/\r$//' docker-entrypoint.sh && chmod +x docker-entrypoint.sh
+
+# Drop privileges to non-root user for security
+USER node
+
+# The application listens on port 4173 by default
+EXPOSE 4173
+CMD ["./docker-entrypoint.sh"]

docker-compose.yml

@@ -2,6 +2,7 @@ services:
   postgres:
     image: pgvector/pgvector:pg16
     container_name: sag_lite_postgres
+    restart: unless-stopped
     environment:
       POSTGRES_DB: sag_lite
       POSTGRES_USER: sag_lite
@@ -16,5 +17,21 @@ services:
       timeout: 5s
       retries: 20
 
+  app:
+    build:
+      context: .
+      dockerfile: Dockerfile
+    container_name: sag_lite_app
+    restart: unless-stopped
+    ports:
+      - "4173:4173"
+    environment:
+      - DATABASE_URL=postgres://sag_lite:sag_lite_pass@postgres:5432/sag_lite
+      - HTTP_HOST=0.0.0.0
+      - HTTP_PORT=4173
+    depends_on:
+      postgres:
+        condition: service_healthy
+
 volumes:
   sag_lite_pgdata:

docker-entrypoint.sh

@@ -0,0 +1,8 @@
+#!/bin/sh
+set -e
+
+echo "Running migrations..."
+node dist/src/db/migrate.js
+
+echo "Starting app..."
+exec node dist/src/index.js