feat: 从 SQLite 切换到 PostgreSQL

- Prisma provider 改为 postgresql
- docker-compose 新增 postgres 服务（带健康检查）
- Dockerfile 移除 sqlite3/template.db，改用 npm install prisma 做运行时 schema 同步
- docker-entrypoint.sh 简化为 prisma db push + node server.js

Dockerfile

@@ -17,34 +17,30 @@ COPY . .
 ARG NEXT_PUBLIC_AMAP_API_KEY
 ENV NEXT_PUBLIC_AMAP_API_KEY=${NEXT_PUBLIC_AMAP_API_KEY}
 RUN npx prisma generate
-ENV DATABASE_URL="file:./template.db"
-RUN npx prisma db push
 RUN npm run build
 
 # --- Production ---
 FROM base AS runner
 WORKDIR /app
 ENV NODE_ENV=production
-RUN apk add --no-cache sqlite
 RUN addgroup --system --gid 1001 nodejs
 RUN adduser --system --uid 1001 nextjs
 
 COPY --from=builder /app/public ./public
 COPY --from=builder /app/prisma ./prisma
-COPY --from=builder /app/prisma/template.db ./template.db
 
 COPY --from=builder --chown=nextjs:nodejs /app/.next/standalone ./
 COPY --from=builder --chown=nextjs:nodejs /app/.next/static ./.next/static
 
+# Prisma CLI for automatic schema migration on startup
+RUN npm install prisma --no-save
+
 COPY docker-entrypoint.sh ./
 RUN chmod +x docker-entrypoint.sh
 
-RUN mkdir -p /app/data && chown nextjs:nodejs /app/data
-
 USER nextjs
 EXPOSE 3000
 ENV PORT=3000
 ENV HOSTNAME="0.0.0.0"
-ENV DATABASE_URL="file:/app/data/prod.db"
 
 CMD ["./docker-entrypoint.sh"]

docker-compose.yml

@@ -1,18 +1,42 @@
 services:
+  postgres:
+    image: postgres:16-alpine
+    container_name: no-whatever-db
+    ports:
+      - "5432:5432"
+    environment:
+      POSTGRES_USER: nowhatever
+      POSTGRES_PASSWORD: nowhatever
+      POSTGRES_DB: nowhatever
+    volumes:
+      - pgdata:/var/lib/postgresql/data
+    healthcheck:
+      test: ["CMD-SHELL", "pg_isready -U nowhatever"]
+      interval: 5s
+      timeout: 3s
+      retries: 5
+    restart: unless-stopped
+    networks:
+      - nginx
+
   app:
     build: .
     image: no-whatever:latest
     container_name: no-whatever
     ports:
       - "3000:3000"
-    volumes:
-      - /data/no-whatever:/app/data
     environment:
-      - DATABASE_URL=file:/app/data/prod.db
+      - DATABASE_URL=postgresql://nowhatever:nowhatever@postgres:5432/nowhatever
+    depends_on:
+      postgres:
+        condition: service_healthy
     restart: unless-stopped
     networks:
       - nginx
 
+volumes:
+  pgdata:
+
 networks:
   nginx:
     external: true

docker-entrypoint.sh

@@ -1,36 +1,7 @@
 #!/bin/sh
 set -e
 
-TEMPLATE="/app/template.db"
-DB="/app/data/prod.db"
-
-if [ ! -f "$DB" ]; then
-  echo "[db] First run — creating database from template"
-  cp "$TEMPLATE" "$DB"
-  exec node server.js
-fi
-
 echo "[db] Syncing schema..."
+npx prisma db push --skip-generate --accept-data-loss
 
-# 1) Create any new tables
-sqlite3 "$TEMPLATE" ".schema" | \
-  sed 's/CREATE TABLE /CREATE TABLE IF NOT EXISTS /g' | \
-  sed 's/CREATE INDEX /CREATE INDEX IF NOT EXISTS /g' | \
-  sed 's/CREATE UNIQUE INDEX /CREATE UNIQUE INDEX IF NOT EXISTS /g' | \
-  sqlite3 "$DB" 2>/dev/null || true
-
-# 2) Add missing columns to existing tables
-for table in $(sqlite3 "$TEMPLATE" "SELECT name FROM sqlite_master WHERE type='table' AND name NOT LIKE 'sqlite_%' AND name NOT LIKE '_prisma%'"); do
-  prod_cols=$(sqlite3 "$DB" "PRAGMA table_info('$table')" 2>/dev/null | cut -d'|' -f2 || echo "")
-
-  sqlite3 "$TEMPLATE" "PRAGMA table_info('$table')" | while IFS='|' read -r _cid name type notnull dflt _pk; do
-    if ! echo "$prod_cols" | grep -qx "$name"; then
-      alter="ALTER TABLE \"$table\" ADD COLUMN \"$name\" $type"
-      [ -n "$dflt" ] && alter="$alter DEFAULT $dflt"
-      sqlite3 "$DB" "$alter" 2>/dev/null && echo "[db] + $table.$name" || true
-    fi
-  done
-done
-
-echo "[db] Schema sync complete"
 exec node server.js

prisma/schema.prisma

@@ -1,5 +1,5 @@
 datasource db {
-  provider = "sqlite"
+  provider = "postgresql"
   url      = env("DATABASE_URL")
 }