refactor: improve theme handling, env var safety, and db schema

packages/auth/src/server.ts

@@ -7,7 +7,7 @@ export const auth = betterAuth({
     provider: "pg",
     usePlural: true,
   }),
-  secret: process.env.BETTER_AUTH_SECRET!,
+  secret: process.env.BETTER_AUTH_SECRET,
   user: {
     deleteUser: {
       enabled: true,

packages/db/src/index.ts

@@ -19,11 +19,7 @@ function getDb() {
 }
 
 // Export a proxy that forwards all calls to the actual db instance
-export const db = new Proxy({} as ReturnType<typeof drizzle>, {
-  get(target, prop) {
-    return getDb()[prop as keyof typeof _db];
-  },
-});
+export const db = getDb();
 
 // Re-export schema for convenience
 export * from "./schema";

packages/db/src/schema.ts

@@ -5,7 +5,7 @@ export const users = pgTable("users", {
   name: text("name").notNull(),
   email: text("email").notNull().unique(),
   emailVerified: boolean("email_verified")
-    .$defaultFn(() => false)
+    .default(false)
     .notNull(),
   image: text("image"),
   createdAt: timestamp("created_at")