feat(ai): stream tool execution progress

apps/cli/src/ai/tool-adapter.test.ts

@@ -123,4 +123,25 @@ describe('adaptToolsForAgent', () => {
     assert.ok(text.includes('hello world'))
     assert.ok(text.includes('hi there'))
   })
+
+  it('bridges shared tool progress to Pi tool updates', async () => {
+    const tool: ToolDefinition = {
+      name: 'slow_tool',
+      description: 'Slow tool',
+      inputSchema: { type: 'object', properties: {} },
+      async handler(_params, context) {
+        context.reportProgress?.({ phase: 'searching' })
+        return { content: 'Done' }
+      },
+    }
+    const [agentTool] = adaptToolsForAgent([tool], () => ({
+      db: {} as DatabaseAdapter,
+      sessionId: 'session-1',
+    }))
+    const updates: unknown[] = []
+
+    await agentTool.execute('call-progress', {}, undefined, (update) => updates.push(update))
+
+    assert.deepEqual(updates, [{ content: [], details: { progress: { phase: 'searching' } } }])
+  })
 })

apps/cli/src/ai/tool-adapter.ts

@@ -74,13 +74,15 @@ export function adaptToolsForAgent(
         description: tool.description,
         parameters: toAgentToolParameters(tool.inputSchema) as any,
         executionMode: tool.executionMode,
-        async execute(_toolCallId: string, params: unknown) {
+        async execute(_toolCallId: string, params: unknown, signal, onUpdate) {
           const ctx = getContext()
           const execCtx: ToolExecutionContext = {
             db: ctx.db,
             dataProvider: new CoreDataProvider(ctx.db),
             sessionId: ctx.sessionId,
             locale: ctx.locale,
+            abortSignal: signal,
+            reportProgress: (progress) => onUpdate?.({ content: [], details: { progress } }),
             semanticIndexService: ctx.semanticIndexService,
             preprocessConfig: ctx.preprocessConfig,
             ownerPlatformId: ctx.ownerPlatformId,