feat(agent): configure subagent models and role presets

src/main/agent/agent-runner.ts

@@ -1798,6 +1798,7 @@ ${hints.join('\n')}
         modelBaseUrl: piModel.baseUrl,
         effectiveCwd,
         apiKey,
+        subagent: configStore.getAll().subagent,
       });
       const skillPaths = await this.resolveSkillPaths(session.id);
       const skillsSignature = JSON.stringify(skillPaths);
@@ -1838,6 +1839,7 @@ ${hints.join('\n')}
             prompt,
             existingMessages,
             isColdStart: !cachedSession,
+            sandboxIsolated: useSandboxIsolation,
           })
         : { promptPrefix: undefined, customTools: [] };
 

src/main/agent/pi-model-resolution.ts

@@ -20,6 +20,7 @@ export interface PiModelLookupOptions {
   rawProvider?: string;
   customBaseUrl?: string;
   customProtocol?: string;
+  restrictToProvider?: boolean;
 }
 
 export interface PiModelLookupCandidate {
@@ -405,6 +406,7 @@ export function resolvePiRegistryModel(
   options: PiModelLookupOptions = {}
 ): Model<Api> | undefined {
   for (const candidate of buildPiModelLookupCandidates(modelString, options)) {
+    if (options.restrictToProvider && candidate.provider !== options.configProvider) continue;
     // eslint-disable-next-line @typescript-eslint/no-explicit-any
     const model = (getModel as (...args: unknown[]) => Model<Api> | undefined)(
       candidate.provider as PiRegistryProvider,

src/main/agent/pi-session-runtime.ts

@@ -1,4 +1,5 @@
 import { createHash } from 'node:crypto';
+import type { SubagentConfig } from '../../shared/subagent-config';
 
 export interface PiSessionRuntimeSignatureInput {
   configProvider?: string;
@@ -8,6 +9,7 @@ export interface PiSessionRuntimeSignatureInput {
   modelBaseUrl?: string;
   effectiveCwd?: string;
   apiKey?: string;
+  subagent?: SubagentConfig;
 }
 
 function normalizeText(value: string | undefined): string {
@@ -31,5 +33,6 @@ export function buildPiSessionRuntimeSignature(input: PiSessionRuntimeSignatureI
     modelBaseUrl: normalizeText(input.modelBaseUrl).replace(/\/+$/, ''),
     effectiveCwd: normalizeText(input.effectiveCwd),
     apiKeyFingerprint: fingerprintSecret(input.apiKey),
+    subagent: input.subagent,
   });
 }