feat(pi): materialize effective plugin worker tools

electron/coding-runtime/pi/subagent-child.ts

@@ -26,6 +26,7 @@ import type {
   PiSubagentChildResult,
 } from './subagent';
 import { PiSubagentChildError } from './subagent';
+import type { CodingCapabilityRegistry, ResolvedWorkerResources } from '../../coding-plugins/registry';
 import {
   PiWorkerProcess,
   type PiWorkerProcessOptions,
@@ -61,6 +62,18 @@ export interface PiManagedSubagentChildOpenerOptions {
   getRevision(): PiManagedInputRevision;
   getLocalProxyCredential?(): Promise<string | undefined>;
   createProcess?(options: PiWorkerProcessOptions): PiSubagentProcessAdapter;
+  capabilityRegistry?: CodingCapabilityRegistry;
+}
+
+function fallbackWorkerResources(skillIds: readonly string[]): ResolvedWorkerResources {
+  const effectiveSkillIds = [...new Set(skillIds.map((id) => id.trim()).filter(Boolean))];
+  return {
+    catalogRevision: 0,
+    pluginIds: [],
+    effectiveSkillIds,
+    skillEntries: effectiveSkillIds.map((id) => ({ id, entryPath: `${id}/SKILL.md` })),
+    tools: [],
+  };
 }
 
 function recordValue(value: unknown): Record<string, unknown> | null {
@@ -178,12 +191,20 @@ export function createPiManagedSubagentChildOpener(
     if (!account || !descriptor) throw new PiSubagentChildError('SUBAGENT_MODEL_UNAVAILABLE');
     const managedPaths = await ensurePiManagedPaths(options.userDataDir);
     await writePiProviderCatalog(managedPaths.modelsFile, catalog, agent.model);
+    const workerResources = options.capabilityRegistry
+      ? await options.capabilityRegistry.resolveWorkerResources({
+        projectPath: project.path,
+        assignedSkillIds: agent.skillIds,
+        role: 'child',
+      })
+      : fallbackWorkerResources(agent.skillIds);
     const resources = await materializePiAgentResources({
       userDataDir: options.userDataDir,
       projectId: input.projectId,
       agentId: agent.id,
       prompt: agent.prompt,
-      skillIds: agent.skillIds,
+      skillEntries: workerResources.skillEntries,
+      catalogRevision: workerResources.catalogRevision,
       bundledSkillsDir: options.bundledSkillsDir,
       revision: options.getRevision(),
     });
@@ -200,7 +221,9 @@ export function createPiManagedSubagentChildOpener(
       generation: input.workerGeneration,
       projectId: input.projectId,
       projectPath: project.path,
-      skillIds: agent.skillIds,
+      skillEntries: workerResources.skillEntries,
+      catalogRevision: workerResources.catalogRevision,
+      tools: [],
       extensionsDir: managedPaths.extensionsDir,
       role: 'child',
       runId: input.runId,