feat: add ai-psychosis plugin to open marketplace

Meta-awareness tools for healthy AI interaction patterns.
Detects reinforcement loops, scope escalation, and compulsive patterns.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

plugins/ai-psychosis/tests/privacy.test.mjs

@@ -0,0 +1,44 @@
+import { describe, it, afterEach } from 'node:test';
+import assert from 'node:assert/strict';
+import { readdirSync, readFileSync } from 'fs';
+import { join } from 'path';
+import { runHook, setupTestDir, cleanupTestDir } from './test-helper.mjs';
+
+let dir;
+afterEach(() => { if (dir) cleanupTestDir(dir); });
+
+function readAllFiles(dirPath) {
+  let content = '';
+  for (const entry of readdirSync(dirPath, { withFileTypes: true })) {
+    const full = join(dirPath, entry.name);
+    if (entry.isDirectory()) {
+      content += readAllFiles(full);
+    } else {
+      content += readFileSync(full, 'utf8');
+    }
+  }
+  return content;
+}
+
+describe('privacy', () => {
+  it('never writes prompt text to disk through full lifecycle', () => {
+    dir = setupTestDir();
+    const canary = 'CANARY_PRIVACY_xyz123';
+
+    // 1. Session start
+    runHook('session-start.mjs', { session_id: 'priv1', cwd: '/tmp' }, dir);
+
+    // 2. Prompt analysis with canary as prompt text
+    runHook('prompt-analyzer.mjs', { session_id: 'priv1', prompt: `tell me what to do ${canary} am I right?` }, dir);
+
+    // 3. Tool tracking
+    runHook('tool-tracker.mjs', { session_id: 'priv1', tool_name: 'Edit' }, dir);
+
+    // 4. Session end
+    runHook('session-end.mjs', { session_id: 'priv1', cwd: '/tmp' }, dir);
+
+    // Read ALL files recursively — canary must not appear anywhere
+    const allContent = readAllFiles(dir);
+    assert.ok(!allContent.includes(canary), `Canary "${canary}" found in data files — privacy violation`);
+  });
+});