feat: initial brainstorming app — Nuxt 3 + SQLite + admin auth

Nuxt 3 app with:
- SQLite (better-sqlite3) for persistence
- Anonymous idea submission and voting
- Admin auth with session cookies
- AI analysis via Gemini API
- Nuxt UI components + Tailwind

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

server/api/ideas/[id].delete.ts

@@ -0,0 +1,9 @@
+import db from '../../utils/db'
+import { requireAdmin } from '../../utils/auth'
+
+export default defineEventHandler((event) => {
+  requireAdmin(event)
+  const id = getRouterParam(event, 'id')
+  db.prepare('DELETE FROM ideas WHERE id = ?').run(id)
+  return { ok: true }
+})

server/api/ideas/[id].patch.ts

@@ -0,0 +1,20 @@
+import db from '../../utils/db'
+import { requireAdmin } from '../../utils/auth'
+
+export default defineEventHandler(async (event) => {
+  requireAdmin(event)
+  const id = getRouterParam(event, 'id')
+  const body = await readBody(event)
+
+  if (body.hidden !== undefined) {
+    db.prepare('UPDATE ideas SET hidden = ? WHERE id = ?').run(body.hidden ? 1 : 0, id)
+  }
+  if (body.text !== undefined) {
+    db.prepare('UPDATE ideas SET text = ? WHERE id = ?').run(body.text, id)
+  }
+  if (body.category !== undefined) {
+    db.prepare('UPDATE ideas SET category = ? WHERE id = ?').run(body.category, id)
+  }
+
+  return { ok: true }
+})

server/api/ideas/index.get.ts

@@ -0,0 +1,10 @@
+import db from '../../utils/db'
+import { isAdmin } from '../../utils/auth'
+
+export default defineEventHandler((event) => {
+  const admin = isAdmin(event)
+  const rows = admin
+    ? db.prepare('SELECT * FROM ideas ORDER BY created_at DESC').all()
+    : db.prepare('SELECT * FROM ideas WHERE hidden = 0 ORDER BY created_at DESC').all()
+  return rows
+})

server/api/ideas/index.post.ts

@@ -0,0 +1,11 @@
+import db from '../../utils/db'
+
+export default defineEventHandler(async (event) => {
+  const { text, category } = await readBody(event)
+  if (!text?.trim()) {
+    throw createError({ statusCode: 400, statusMessage: 'Text is required' })
+  }
+  const cat = category || 'General'
+  const result = db.prepare('INSERT INTO ideas (text, category) VALUES (?, ?)').run(text.trim(), cat)
+  return { id: result.lastInsertRowid }
+})