chore: reorganize project structure and ensure default queues

src/lib/env.ts

@@ -0,0 +1,23 @@
+import { z } from "zod"
+
+const envSchema = z.object({
+  BETTER_AUTH_SECRET: z.string().min(1, "Missing BETTER_AUTH_SECRET"),
+  BETTER_AUTH_URL: z.string().url().optional(),
+  NEXT_PUBLIC_CONVEX_URL: z.string().url().optional(),
+  DATABASE_URL: z.string().min(1).optional(),
+  NEXT_PUBLIC_APP_URL: z.string().url().optional(),
+})
+
+const parsed = envSchema.safeParse(process.env)
+
+if (!parsed.success) {
+  console.error("Failed to parse environment variables", parsed.error.flatten().fieldErrors)
+  throw new Error("Invalid environment configuration")
+}
+
+export const env = {
+  BETTER_AUTH_SECRET: parsed.data.BETTER_AUTH_SECRET,
+  BETTER_AUTH_URL: parsed.data.BETTER_AUTH_URL ?? parsed.data.NEXT_PUBLIC_APP_URL ?? "http://localhost:3000",
+  NEXT_PUBLIC_CONVEX_URL: parsed.data.NEXT_PUBLIC_CONVEX_URL,
+  DATABASE_URL: parsed.data.DATABASE_URL,
+}