feat: implement Prisma client and standalone database initialization script

lib/db.ts

@@ -1,26 +1,17 @@
 import { PrismaClient } from '@prisma/client';
 import { PrismaBetterSqlite3 } from '@prisma/adapter-better-sqlite3';
-import { initializeDatabase } from './initDb';
 
 const globalForPrisma = global as unknown as { prisma: PrismaClient };
 
+/**
+ * Creates the Prisma client.
+ * Schema initialization is handled by scripts/init-db.mjs (run at startup).
+ */
 const createPrismaClient = () => {
-  try {
-    const dbUrl = process.env.DATABASE_URL || 'file:/app/prisma/dev.db';
-    console.log(`[DB] Connecting to: ${dbUrl}`);
-
-    // Ensure schema exists before creating the Prisma client
-    initializeDatabase();
-
-    const adapter = new PrismaBetterSqlite3({ url: dbUrl });
-    const client = new PrismaClient({ adapter });
-
-    console.log('[DB] Prisma client ready.');
-    return client;
-  } catch (error) {
-    console.error('[DB] Critical initialization failure:', error);
-    throw error;
-  }
+  const dbUrl = process.env.DATABASE_URL || 'file:/app/prisma/dev.db';
+  console.log(`[DB] Connecting to: ${dbUrl}`);
+  const adapter = new PrismaBetterSqlite3({ url: dbUrl });
+  return new PrismaClient({ adapter });
 };
 
 export const prisma = globalForPrisma.prisma || createPrismaClient();

lib/initDb.ts

@@ -1,52 +0,0 @@
-import Database from 'better-sqlite3';
-import path from 'path';
-
-/**
- * Initializes the SQLite database schema using raw SQL.
- * Safe to run multiple times — uses IF NOT EXISTS and handles migrations.
- */
-export function initializeDatabase(): void {
-  const dbUrl = process.env.DATABASE_URL || 'file:/app/prisma/dev.db';
-  const filePath = dbUrl.replace(/^file:/, '');
-  const resolvedPath = path.isAbsolute(filePath)
-    ? filePath
-    : path.join(process.cwd(), filePath);
-
-  console.log(`[DB Init] Ensuring schema at: ${resolvedPath}`);
-
-  try {
-    const db = new Database(resolvedPath);
-
-    // Config table
-    db.exec(`
-      CREATE TABLE IF NOT EXISTS "Config" (
-        "id"    TEXT NOT NULL PRIMARY KEY,
-        "value" TEXT NOT NULL
-      );
-    `);
-
-    // Button table (base)
-    db.exec(`
-      CREATE TABLE IF NOT EXISTS "Button" (
-        "id"    INTEGER NOT NULL PRIMARY KEY AUTOINCREMENT,
-        "name"  TEXT NOT NULL,
-        "url"   TEXT NOT NULL,
-        "order" INTEGER NOT NULL DEFAULT 0
-      );
-    `);
-
-    // Migration: add icon column if missing (added in v2)
-    try {
-      db.exec(`ALTER TABLE "Button" ADD COLUMN "icon" TEXT;`);
-      console.log('[DB Init] Migration applied: Button.icon column added.');
-    } catch {
-      // Column already exists — no action needed
-    }
-
-    db.close();
-    console.log('[DB Init] Schema ready.');
-  } catch (err) {
-    console.error('[DB Init Error] Failed to initialize schema:', err);
-    throw err;
-  }
-}