Keep harness tools within registration limit

daemon/harness-bridge.js

@@ -6,12 +6,12 @@ import { createQvacTools } from '../skills/qvac-tools.js';
 import { VOICE_SYSTEM_PROMPT, parseHudSidecar } from '../skills/voice-prompt.js';
 import { createComputerObserveTools } from '../skills/computer-observe.js';
 import { createComputerActTools } from '../skills/computer-act.js';
-import { createPhase9Tools } from '../skills/phase9-tools.js';
+import { createPhase9GatewayTool } from '../skills/phase9-tools.js';
 
 export class HarnessBridge extends EventEmitter {
   constructor({ cwd = process.cwd(), model = 'qwen3.5-4b', tools = [], computer, observer, actuator, permissionMode = 'ask' } = {}) {
     super();
-    this.options = { cwd, model, tools: [...createRuntimeTools({ computer }), ...createPhase2Tools({ cwd, computer }), ...createComputerObserveTools({ computer, observer }), ...createComputerActTools({ actuator }), ...createQvacTools(), ...createPhase9Tools(), ...tools], permissionMode, origin: 'jarvis-qvac', system: VOICE_SYSTEM_PROMPT };
+    this.options = { cwd, model, tools: [...createRuntimeTools({ computer }), ...createPhase2Tools({ cwd, computer }), ...createComputerObserveTools({ computer, observer }), ...createComputerActTools({ actuator }), ...createQvacTools(), ...createPhase9GatewayTool(), ...tools], permissionMode, origin: 'jarvis-qvac', system: VOICE_SYSTEM_PROMPT };
     this.session = null;
   }
 

skills/phase9-tools.js

@@ -53,4 +53,34 @@ export function createPhase9Tools() {
   return tools;
 }
 
+// The harness reserves 32 custom-tool slots. Keep the complete per-capability
+// catalog available to callers, while exposing one gateway to the agent so
+// every QVAC capability remains reachable without exceeding that limit.
+export function createPhase9GatewayTool() {
+  const operations = [...specs.map(([name]) => name), 'job_cancel', 'p2p_status'];
+  return [{
+    name: 'qvac_capability',
+    permission: 'write',
+    description: `Run one local QVAC capability through the single master adapter. Operations: ${operations.join(', ')}.`,
+    parameters: {
+      type: 'object',
+      properties: {
+        operation: { type: 'string', enum: operations },
+        input: { type: 'object' },
+      },
+      required: ['operation'],
+    },
+    execute: async ({ operation, input = {} } = {}) => {
+      if (operation === 'p2p_status') return p2pStatus();
+      if (operation === 'job_cancel') return callQvac('cancel', input);
+      const spec = specs.find(([name]) => name === operation);
+      if (!spec) throw new Error(`unknown QVAC capability: ${operation}`);
+      const [, method] = spec;
+      if (method === 'modelRegistryGetModel') return resultShape(await callQvac(method, [input.registryPath || input.path, input.registrySource || input.source]));
+      if (method === 'ocr') { const result = await callQvac(method, input); return { blocks: await result.blocks }; }
+      return resultShape(await callQvac(method, input));
+    },
+  }];
+}
+
 export { specs as PHASE9_SPECS };

test/phase9-tools.test.js

@@ -1,6 +1,6 @@
 import test from 'node:test';
 import assert from 'node:assert/strict';
-import { createPhase9Tools, PHASE9_SPECS } from '../skills/phase9-tools.js';
+import { createPhase9GatewayTool, createPhase9Tools, PHASE9_SPECS } from '../skills/phase9-tools.js';
 import { SKILLS } from '../skills/catalog.js';
 
 test('Phase 9 exposes the complete local QVAC capability surface', () => {
@@ -13,3 +13,9 @@ test('Phase 9 exposes the complete local QVAC capability surface', () => {
   assert.ok(SKILLS.some(([id]) => id === 'model-registry'));
   for (const tool of tools) assert.ok(tool.parameters?.type === 'object', tool.name);
 });
+
+test('Phase 9 gateway keeps the complete capability surface within harness custom-tool limits', () => {
+  const [gateway] = createPhase9GatewayTool();
+  assert.ok(gateway.parameters.properties.operation.enum.length >= PHASE9_SPECS.length);
+  assert.ok(gateway.parameters.properties.operation.enum.includes('p2p_status'));
+});