feat: replace Code conversation archive with deletion

tests/unit/pi-resource-loader.test.ts

@@ -7,6 +7,7 @@ import { CodingCapabilityRegistryImpl } from '@electron/coding-plugins/registry'
 import type { PiProviderSelection } from '@electron/coding-runtime/pi/provider-config';
 import {
   buildPiManagedInputArgs,
+  deletePiConversationSession,
   getPiManagedPaths,
   MAKELORE_DEFAULT_LANGUAGE_PROMPT,
   materializePiAgentResources,
@@ -62,6 +63,42 @@ async function fixtureRoot(): Promise<{
 }
 
 describe('Pi managed resource loader', () => {
+  it('permanently deletes only the selected session, including timestamped files and trash copies', async () => {
+    const { userDataDir } = await fixtureRoot();
+    const paths = getPiManagedPaths(userDataDir);
+    const deletedPaths: string[] = [];
+    const retainedPaths: string[] = [];
+    for (const root of [paths.sessionsDir, paths.trashDir]) {
+      for (const projectId of ['project-a', 'project-b']) {
+        const directory = path.join(root, projectId);
+        await mkdir(directory, { recursive: true });
+        for (const filename of [
+          'session-a.jsonl',
+          '2026-10-14T12-34-56-789Z_session-a.jsonl',
+          'session-b.jsonl',
+          '2026-10-14T12-34-56-789Z_session-b.jsonl',
+          'another_session-a.jsonl',
+        ]) {
+          const target = path.join(directory, filename);
+          await writeFile(target, 'session-data');
+          (projectId === 'project-a' && ['session-a.jsonl', '2026-10-14T12-34-56-789Z_session-a.jsonl'].includes(filename)
+            ? deletedPaths : retainedPaths).push(target);
+        }
+      }
+    }
+    await deletePiConversationSession({ userDataDir, projectId: 'project-a', sessionKey: 'session-a' });
+    for (const filename of deletedPaths) await expect(readFile(filename)).rejects.toMatchObject({ code: 'ENOENT' });
+    for (const filename of retainedPaths) await expect(readFile(filename, 'utf8')).resolves.toBe('session-data');
+    await expect(deletePiConversationSession({ userDataDir, projectId: 'project-a', sessionKey: 'session-a' })).resolves.toBeUndefined();
+    await expect(deletePiConversationSession({ userDataDir, projectId: 'missing-project', sessionKey: 'session-a' })).resolves.toBeUndefined();
+  });
+
+  it('rejects paths outside a selected project session during deletion', async () => {
+    const { userDataDir } = await fixtureRoot();
+    await expect(deletePiConversationSession({ userDataDir, projectId: '../outside', sessionKey: 'session-a' })).rejects.toThrow();
+    await expect(deletePiConversationSession({ userDataDir, projectId: 'project-a', sessionKey: '../outside' })).rejects.toThrow();
+  });
+
   it('materializes only managed prompt and explicitly paired package Skills', async () => {
     const fixture = await fixtureRoot();
     const prompt = 'PRIVATE PARTNER PROMPT CONTENT';