fix(gameplay): start campaigns in playable state

Co-authored-by: multica-agent <github@multica.ai>

apps/web/server/utils/coauthor-question.ts

@@ -0,0 +1,63 @@
+import { z } from 'zod'
+
+const reservedOptionValues = new Set([
+  'answer',
+  'answers',
+  'label',
+  'option',
+  'options',
+  'question',
+])
+
+function normalized(value: string) {
+  return value.trim().toLocaleLowerCase().replace(/\s+/g, ' ')
+}
+
+export const CoauthorQuestionSchema = z.object({
+  question: z.string().trim().min(5).max(300),
+  options: z.array(z.string().trim().min(2).max(100)).length(3),
+}).superRefine((value, context) => {
+  const question = normalized(value.question)
+  const seen = new Set<string>()
+
+  value.options.forEach((option, index) => {
+    const candidate = normalized(option)
+    if (!/[\p{L}\p{N}]/u.test(candidate) || reservedOptionValues.has(candidate)) {
+      context.addIssue({
+        code: 'custom',
+        message: 'Each option must be a meaningful answer.',
+        path: ['options', index],
+      })
+    }
+    if (seen.has(candidate)) {
+      context.addIssue({
+        code: 'custom',
+        message: 'Answer options must be distinct.',
+        path: ['options', index],
+      })
+    }
+    if (candidate === question || (candidate.length >= 20 && question.includes(candidate))) {
+      context.addIssue({
+        code: 'custom',
+        message: 'An answer option must not repeat the question.',
+        path: ['options', index],
+      })
+    }
+    seen.add(candidate)
+  })
+})
+
+export const StoredCoauthorQuestionSchema = z.object({
+  id: z.string().trim().min(1).max(80),
+  label: z.string().trim().min(5).max(300),
+  options: CoauthorQuestionSchema.shape.options,
+}).superRefine((value, context) => {
+  const result = CoauthorQuestionSchema.safeParse({ question: value.label, options: value.options })
+  for (const issue of result.error?.issues ?? []) {
+    context.addIssue({
+      code: 'custom',
+      message: issue.message,
+      path: issue.path[0] === 'question' ? ['label', ...issue.path.slice(1)] : issue.path,
+    })
+  }
+})