start backend work

projects/backend/.dockerignore

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+node_modules
+dist

projects/backend/.gitignore

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+# See https://help.github.com/articles/ignoring-files/ for more about ignoring files.
+
+# dependencies
+/node_modules
+/.pnp
+.pnp.js
+
+# testing
+/coverage
+
+# next.js
+/.next/
+/out/
+
+# production
+/build
+
+# misc
+.DS_Store
+*.pem
+
+# debug
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+
+# local env files
+.env.local
+.env.development.local
+.env.test.local
+.env.production.local
+
+# vercel
+.vercel
+
+**/*.trace
+**/*.zip
+**/*.tar.gz
+**/*.tgz
+**/*.log
+package-lock.json
+**/*.bun

projects/backend/Dockerfile

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+FROM imbios/bun-node AS base
+
+# Install dependencies
+FROM base AS depends
+WORKDIR /app
+COPY . .
+RUN bun install --frozen-lockfile
+
+# Run the app
+FROM base AS runner
+WORKDIR /app
+
+ENV NODE_ENV production
+
+COPY --from=depends /app/node_modules ./node_modules
+COPY --from=depends /app/package.json* /app/bun.lockb* ./
+COPY --from=depends /app/projects/backend ./projects/backend
+
+CMD ["bun", "run", "--filter", "backend", "start"]

projects/backend/README.md

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+# Backend
+
+## Development
+To start the development server run:
+```bash
+bun run dev
+```
+
+Open http://localhost:3000/ with your browser to see the result.

projects/backend/package.json

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+{
+  "name": "backend",
+  "version": "1.0.0",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1",
+    "dev": "bun run --watch src/index.ts",
+    "start": "bun run src/index.ts"
+  },
+  "dependencies": {
+    "@elysiajs/cors": "^1.1.1",
+    "@ssr/common": "workspace:common",
+    "@tqman/nice-logger": "^1.0.1",
+    "elysia": "latest",
+    "elysia-autoroutes": "^0.5.0",
+    "elysia-decorators": "^1.0.2"
+  },
+  "devDependencies": {
+    "bun-types": "latest"
+  },
+  "module": "src/index.js"
+}

projects/backend/src/common/app-utils.ts

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+/**
+ * Gets the app version.
+ */
+export function getAppVersion() {
+  if (!process.env.APP_VERSION) {
+    const packageJson = require("../../package.json");
+    process.env.APP_VERSION = packageJson.version;
+  }
+  return process.env.APP_VERSION + "-" + (process.env.GIT_REV?.substring(0, 7) ?? "dev");
+}

projects/backend/src/controller/app.ts

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+import { Controller, Get } from "elysia-decorators";
+import { getAppVersion } from "../common/app-utils";
+
+@Controller("/")
+export default class AppController {
+  @Get()
+  public index() {
+    return {
+      app: "backend",
+      version: getAppVersion(),
+    };
+  }
+}

projects/backend/src/index.ts

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+import { Elysia } from "elysia";
+import cors from "@elysiajs/cors";
+import { decorators } from "elysia-decorators";
+import { logger } from "@tqman/nice-logger";
+import AppController from "./controller/app";
+
+const app = new Elysia();
+
+/**
+ * Custom error handler
+ */
+app.onError({ as: "global" }, ({ code, error }) => {
+  // Return default error for type validation
+  if (code === "VALIDATION") {
+    return error.all;
+  }
+
+  let status = "status" in error ? error.status : undefined;
+  return {
+    ...((status && { statusCode: status }) || { status: code }),
+    ...(error.message != code && { message: error.message }),
+    timestamp: new Date().toISOString(),
+  };
+});
+
+/**
+ * Enable CORS
+ */
+app.use(cors());
+
+/**
+ * Request logger
+ */
+app.use(
+  logger({
+    mode: "combined",
+  })
+);
+
+/**
+ * Controllers
+ */
+app.use(
+  decorators({
+    controllers: [AppController],
+  })
+);
+
+app.onStart(() => {
+  console.log("Listening on port http://localhost:8080");
+});
+
+app.listen(8080);

projects/backend/tsconfig.json

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+{
+  "compilerOptions": {
+    "target": "ES2021",
+    "module": "ES2022",
+    "moduleResolution": "node",
+    "types": ["bun-types"],
+    "esModuleInterop": true,
+    "forceConsistentCasingInFileNames": true,
+    "strict": true,
+    "skipLibCheck": true
+  }
+}