chore: document the GitHub text-limit helper and brace the scale plan assertion

Author: waleedlatif1

apps/sim/lib/knowledge/__integration__/scale.integration.ts

@@ -374,8 +374,9 @@ describe.skipIf(!enabled)('knowledge scale: isolated real PostgreSQL, no provide
      */
     const walkIndexes = new Set(planIndexNames('reconciliation.window.scan'))
     expect(walkIndexes.size).toBeGreaterThan(0)
-    for (const name of walkIndexes)
+    for (const name of walkIndexes) {
       expect(['doc_connector_reconciliation_v2_idx', 'document_pkey']).toContain(name)
+    }
     const [removed] = await db.execute(
       sql`SELECT count(*)::int AS count FROM document WHERE connector_id = ${ids.connectorId} AND external_id::integer > ${rows - absentCount} AND deleted_at IS NOT NULL AND cardinality(acl) = 0`
     )

apps/sim/lib/sim-search/live/github.ts

@@ -173,8 +173,9 @@ function groupGitHubText(query: string): string {
   return [text ? `(${text})` : '', ...qualifiers].filter(Boolean).join(' ')
 }
 
-/** GitHub rejects more than 256 characters of search text; qualifiers do not count toward it. */
 const GITHUB_TEXT_CHARACTERS = 256
+
+/** Whether a query's search text exceeds GitHub's 256-character limit; qualifiers do not count toward it. */
 export const exceedsGitHubTextLimit = (query: string) =>
   githubTokens(query)
     .filter((token) => !GITHUB_QUALIFIER.test(token))