test: pin voice schemas independently of source formatting

src/firstRunExperience.test.mjs

@@ -1,3 +1,4 @@
+import { GEV_REALTIME_TOOLS } from '../server/providers/openai/tools.js';
 import test from 'node:test';
 import assert from 'node:assert/strict';
 import fs from 'node:fs';
@@ -645,27 +646,19 @@ test('the DISPLAY rail starts collapsed on a first run, and a stored choice wins
   );
 });
 
-// ── Voice: instruction-only, tool schema byte-unchanged ─────────────────────
+// ── Voice: instruction-only, tool schema unchanged ─────────────────────
 
-test('the voice TOOL SCHEMA is byte-identical to main — the mission mapping is instructions only', () => {
-  const src = fs.readFileSync(new URL('../server/providers/openai/tools.js', import.meta.url), 'utf8');
-  const start = src.indexOf('const GEV_REALTIME_TOOLS = [');
-  assert.ok(start > 0, 'GEV_REALTIME_TOOLS must still be a single literal array');
-  const end = src.indexOf('\n];\n', start);
-  const block = src.slice(start, end + 4);
-
-  // Re-pinned 2026-08-28: the Provider Settings / Esri release DELIBERATELY
-  // extends set_map_stack's enum with 'esri-imagery' (a real new basemap —
-  // exactly the kind of schema change this pin exists to make loud). The
-  // guarded claim is unchanged: first-run missions ride existing tools, and
-  // any NEW drift from this recorded schema still fails here.
-  assert.equal(block.length, 31189, 'tool schema byte length drifted from the pinned release schema');
+test('the voice TOOL SCHEMA matches the pinned release — the mission mapping is instructions only', () => {
+  // Canonical serialization pins every tool name, description, property and
+  // ordering while allowing source formatting. Derived from the unchanged
+  // release schema before formatting (the previous source-byte pin passed).
+  const block = JSON.stringify(GEV_REALTIME_TOOLS);
+  assert.equal(block.length, 26121, 'serialized tool schema length drifted');
   assert.equal(
     crypto.createHash('sha256').update(block).digest('hex'),
-    '73aaabdb169a5478893d28688f327a21edd32ed3ec16fc6287bd944ed77beecf',
+    '11680affb4a7aebf142642c8185b28f2ee7d523407054c5b0c3962d933b045eb',
     'the first-run missions must ride EXISTING tools: no schema edit, no cache bust',
   );
-
   const instructions = fs.readFileSync(new URL('../server/providers/openai/instructions.js', import.meta.url), 'utf8');
 
   // ...and the mapping that makes them reachable by voice is one instruction