Refactor project to transition from Rust backend to Node.js with Fastify; update Dockerfile and Docker configurations for new build process; enhance local development instructions in CONTRIBUTING.md; implement health checks in Docker Compose; update pnpm-lock.yaml with new dependencies for API and shared packages; revise README.md to reflect new stack and development setup.

apps/api/src/config.ts

@@ -0,0 +1,32 @@
+import { resolve } from "node:path";
+
+export interface AppConfig {
+  databaseUrl: string;
+  cloudflareApiToken: string;
+  jwtSecret: string;
+  jwtTtlHours: number;
+  adminUsername: string;
+  adminPasswordHash: string;
+  serverPort: number;
+  staticDir: string | null;
+  certCheckCron: string;
+  logLevel: string;
+}
+
+export function loadConfig(): AppConfig {
+  return {
+    databaseUrl: process.env.DATABASE_URL ?? "sqlite:data/app.db",
+    cloudflareApiToken: (process.env.CLOUDFLARE_API_TOKEN ?? "").trim(),
+    jwtSecret: process.env.JWT_SECRET ?? "dev-secret-change-me",
+    jwtTtlHours: Number(process.env.JWT_TTL_HOURS ?? "24") || 24,
+    adminUsername: process.env.ADMIN_USERNAME ?? "admin",
+    adminPasswordHash:
+      process.env.ADMIN_PASSWORD_HASH?.trim() || "devplaceholder",
+    serverPort: Number(process.env.SERVER_PORT ?? "8080") || 8080,
+    staticDir: process.env.STATIC_DIR
+      ? resolve(process.env.STATIC_DIR)
+      : null,
+    certCheckCron: process.env.CERT_CHECK_CRON ?? "0 0 */6 * * *",
+    logLevel: process.env.LOG_LEVEL ?? "info",
+  };
+}