fix: inject skills prompt list

src/agents/pi-embedded-runner.test.ts

@@ -6,9 +6,11 @@ import {
   applyGoogleTurnOrderingFix,
   buildEmbeddedSandboxInfo,
   createSystemPromptOverride,
+  resolveSkillsPrompt,
   splitSdkTools,
 } from "./pi-embedded-runner.js";
 import type { SandboxContext } from "./sandbox.js";
+import type { SkillEntry } from "./skills.js";
 
 describe("buildEmbeddedSandboxInfo", () => {
   it("returns undefined when sandbox is missing", () => {
@@ -122,6 +124,35 @@ describe("createSystemPromptOverride", () => {
   });
 });
 
+describe("resolveSkillsPrompt", () => {
+  it("prefers snapshot prompt when available", () => {
+    const prompt = resolveSkillsPrompt({
+      skillsSnapshot: { prompt: "SNAPSHOT", skills: [] },
+      workspaceDir: "/tmp/clawd",
+    });
+    expect(prompt).toBe("SNAPSHOT");
+  });
+
+  it("builds prompt from entries when snapshot is missing", () => {
+    const entry: SkillEntry = {
+      skill: {
+        name: "demo-skill",
+        description: "Demo",
+        filePath: "/app/skills/demo-skill/SKILL.md",
+        baseDir: "/app/skills/demo-skill",
+        source: "clawdbot-bundled",
+      },
+      frontmatter: {},
+    };
+    const prompt = resolveSkillsPrompt({
+      skillEntries: [entry],
+      workspaceDir: "/tmp/clawd",
+    });
+    expect(prompt).toContain("<available_skills>");
+    expect(prompt).toContain("/app/skills/demo-skill/SKILL.md");
+  });
+});
+
 describe("applyGoogleTurnOrderingFix", () => {
   const makeAssistantFirst = () =>
     [