linter fixes, env fixes

lib/db/index.ts

@@ -1,8 +1,14 @@
 import { drizzle } from 'drizzle-orm/node-postgres';
 import * as schema from './schema';
-import 'dotenv/config';
+import dotenv from 'dotenv';
+dotenv.config({ path: ['.env.local', '.env'] });
 
-export const db = drizzle(process.env.POSTGRES_URL!, { schema });
+const DATABASE_URL = process.env.POSTGRES_URL;
+if (!DATABASE_URL) {
+  throw new Error('POSTGRES_URL environment variable is required');
+}
+
+export const db = drizzle(DATABASE_URL, { schema });
 
 // Re-export schema types for convenience
 export * from './schema';

lib/db/schema.ts

@@ -28,9 +28,7 @@ export const habits = pgTable(
     createdAt: timestamp('created_at').defaultNow().notNull(),
     archivedAt: timestamp('archived_at'),
   },
-  (table) => ({
-    userIdIdx: index('habits_user_id_idx').on(table.userId),
-  }),
+  (table) => [index('habits_user_id_idx').on(table.userId)],
 );
 
 export const habitLogs = pgTable(
@@ -43,10 +41,10 @@ export const habitLogs = pgTable(
     loggedAt: timestamp('logged_at').defaultNow().notNull(),
     note: text('note'),
   },
-  (table) => ({
-    habitIdIdx: index('habit_logs_habit_id_idx').on(table.habitId),
-    loggedAtIdx: index('habit_logs_logged_at_idx').on(table.loggedAt),
-  }),
+  (table) => [
+    index('habit_logs_habit_id_idx').on(table.habitId),
+    index('habit_logs_logged_at_idx').on(table.loggedAt),
+  ],
 );
 
 // Relations