feat: user search, group members management, and fixed canvases filtering

app/server/api/canvases/[id].patch.ts

@@ -0,0 +1,33 @@
+import { requireAuth } from '~/server/utils/auth'
+import { prisma } from '~/server/utils/prisma'
+
+export default defineEventHandler(async (event) => {
+  const user = requireAuth(event)
+  const id = getRouterParam(event, 'id')
+  const body = await readBody(event)
+
+  // Проверяем права: только владелец может менять настройки доступа
+  const canvas = await prisma.canvas.findUnique({
+    where: { id }
+  })
+
+  if (!canvas) {
+    throw createError({ statusCode: 404, message: 'Canvas not found' })
+  }
+
+  if (canvas.ownerId !== user.id && user.role !== 'admin') {
+    throw createError({ statusCode: 403, message: 'Only owner can change settings' })
+  }
+
+  // Обновляем поля
+  const updatedCanvas = await prisma.canvas.update({
+    where: { id },
+    data: {
+      name: body.name !== undefined ? body.name : undefined,
+      isPublic: body.isPublic !== undefined ? body.isPublic : undefined,
+      groupId: body.groupId !== undefined ? body.groupId : undefined,
+    }
+  })
+
+  return { success: true, canvas: updatedCanvas }
+})