feat: prisma schema, groups API, deploy workflow

app/server/api/groups/[id].delete.ts

@@ -0,0 +1,20 @@
+import { requireAuth } from '~/server/utils/auth'
+import { groups, userGroups } from '~/server/utils/db'
+
+export default defineEventHandler(async (event) => {
+  const user = requireAuth(event)
+  const groupId = getRouterParam(event, 'id')!
+
+  const group = groups.get(groupId)
+  if (!group) throw createError({ statusCode: 404, message: 'Group not found' })
+  if (group.ownerId !== user.id && user.role !== 'admin') {
+    throw createError({ statusCode: 403, message: 'Only owner can delete group' })
+  }
+
+  groups.delete(groupId)
+  for (const [key] of userGroups) {
+    if (key.endsWith(`-${groupId}`)) userGroups.delete(key)
+  }
+
+  return { success: true }
+})

app/server/api/groups/[id]/join.post.ts

@@ -0,0 +1,17 @@
+import { requireAuth } from '~/server/utils/auth'
+import { groups, userGroups } from '~/server/utils/db'
+
+export default defineEventHandler(async (event) => {
+  const user = requireAuth(event)
+  const groupId = getRouterParam(event, 'id')!
+
+  const group = groups.get(groupId)
+  if (!group) throw createError({ statusCode: 404, message: 'Group not found' })
+  if (!group.isPublic) throw createError({ statusCode: 403, message: 'Group is private' })
+
+  const key = `${user.id}-${groupId}`
+  if (userGroups.has(key)) return { message: 'Already a member' }
+
+  userGroups.set(key, { userId: user.id, groupId, role: 'member', joinedAt: new Date().toISOString() })
+  return { success: true, message: `Joined group "${group.name}"` }
+})

app/server/api/groups/[id]/leave.post.ts

@@ -0,0 +1,17 @@
+import { requireAuth } from '~/server/utils/auth'
+import { groups, userGroups } from '~/server/utils/db'
+
+export default defineEventHandler(async (event) => {
+  const user = requireAuth(event)
+  const groupId = getRouterParam(event, 'id')!
+
+  const group = groups.get(groupId)
+  if (!group) throw createError({ statusCode: 404, message: 'Group not found' })
+  if (group.ownerId === user.id) throw createError({ statusCode: 400, message: 'Owner cannot leave group. Delete it instead.' })
+
+  const key = `${user.id}-${groupId}`
+  if (!userGroups.has(key)) throw createError({ statusCode: 400, message: 'Not a member' })
+
+  userGroups.delete(key)
+  return { success: true, message: `Left group "${group.name}"` }
+})

app/server/api/groups/index.get.ts

@@ -0,0 +1,8 @@
+import { requireAuth } from '~/server/utils/auth'
+import { groups } from '~/server/utils/db'
+
+export default defineEventHandler(async (event) => {
+  requireAuth(event)
+  const allGroups = Array.from(groups.values()).filter(g => g.isPublic)
+  return { groups: allGroups }
+})

app/server/api/groups/index.post.ts

@@ -0,0 +1,27 @@
+import { requireAuth } from '~/server/utils/auth'
+import { groups, userGroups } from '~/server/utils/db'
+
+export default defineEventHandler(async (event) => {
+  const user = requireAuth(event)
+  const body = await readBody(event)
+  const { name, description = '', isPublic = true } = body
+
+  if (!name?.trim()) {
+    throw createError({ statusCode: 400, message: 'Group name is required' })
+  }
+
+  const id = `group-${Date.now()}-${Math.random().toString(36).slice(2, 6)}`
+  const now = new Date().toISOString()
+
+  const group = { id, name: name.trim(), description, isPublic, createdAt: now, updatedAt: now, ownerId: user.id }
+  groups.set(id, group)
+
+  userGroups.set(`${user.id}-${id}`, {
+    userId: user.id,
+    groupId: id,
+    role: 'admin',
+    joinedAt: now
+  })
+
+  return { group }
+})