add github action for db migration + update frontend bun lock file

.github/workflows/main.yml

@@ -0,0 +1,20 @@
+on:
+  push:
+    branches:
+      - main
+name: migrate-db
+jobs:
+  migrate-db:
+    name: migrate-db
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: oven-sh/setup-bun@v2
+      - name: bun install
+        working-directory: ./frontend
+        run: bun install
+      - name: migrate-db
+        working-directory: ./frontend
+        env: # Or as an environment variable
+          DATABASE_URL: ${{ secrets.DATABASE_URL }}
+        run: bun run db:migrate

frontend/Dockerfile

@@ -1,9 +1,7 @@
-FROM node:22
+FROM oven/bun
 
 WORKDIR /app
 
-RUN npm install -g bun
-
 COPY ./package.json ./
 COPY ./bun.lockb ./
 
@@ -12,13 +10,8 @@ RUN bun install
 COPY . .
 # COPY ./.env.example ./.env
 
-ARG DATABASE_URL
-
-RUN DATABASE_URL=$DATABASE_URL npm run db:migrate
-
-RUN npm run build
+RUN bun run build
 
 EXPOSE 3000
 
-ENTRYPOINT ["node", "build"]
-
+ENTRYPOINT ["bun", "build/index.js"]