feat: add Tags API endpoints and validation schemas

- GET /api/tags — public, filterable by ?pool=craft|cooperative, active only, sorted by label
- POST /api/tags/suggest — auth-required, creates TagSuggestion doc
- Add tagSuggestionSchema and communityConnectionsUpdateSchema to schemas.js
- Extend memberProfileUpdateSchema with craftTags, craftTagsPrivacy, communityConnectionsPrivacy

server/api/tags/index.get.js

@@ -0,0 +1,16 @@
+import Tag from '../../models/tag.js'
+
+export default defineEventHandler(async (event) => {
+  await connectDB()
+
+  const query = getQuery(event)
+  const filter = { active: true }
+
+  if (query.pool) {
+    filter.pool = query.pool
+  }
+
+  const tags = await Tag.find(filter).sort({ label: 1 }).lean()
+
+  return { tags }
+})

server/api/tags/suggest.post.js

@@ -0,0 +1,17 @@
+import TagSuggestion from '../../models/tagSuggestion.js'
+import { tagSuggestionSchema } from '../../utils/schemas.js'
+
+export default defineEventHandler(async (event) => {
+  await connectDB()
+
+  const member = await requireAuth(event)
+  const body = await validateBody(event, tagSuggestionSchema)
+
+  await TagSuggestion.create({
+    label: body.label,
+    pool: body.pool,
+    suggestedBy: member._id
+  })
+
+  return { success: true }
+})