feat(config): add automation.cron schema for scheduled jobs

src/config/schema.test.ts

@@ -0,0 +1,78 @@
+import { describe, it, expect } from 'vitest';
+import { configSchema } from './schema.js';
+
+describe('configSchema automation', () => {
+  const baseConfig = {
+    telegram: { bot_token: 'test-token', allowed_chat_ids: [123] },
+    models: { default: { provider: 'anthropic', model: 'claude-sonnet' } },
+  };
+
+  it('accepts config without automation section', () => {
+    const result = configSchema.parse(baseConfig);
+    expect(result.automation).toBeDefined();
+    expect(result.automation.cron).toEqual([]);
+  });
+
+  it('accepts config with cron jobs', () => {
+    const result = configSchema.parse({
+      ...baseConfig,
+      automation: {
+        cron: [{
+          name: 'morning-briefing',
+          schedule: '0 9 * * *',
+          message: 'Good morning!',
+          output: { channel: 'telegram', peer: '123' },
+        }],
+      },
+    });
+    expect(result.automation.cron).toHaveLength(1);
+    expect(result.automation.cron[0].name).toBe('morning-briefing');
+    expect(result.automation.cron[0].enabled).toBe(true); // default
+  });
+
+  it('rejects cron job with empty name', () => {
+    expect(() => configSchema.parse({
+      ...baseConfig,
+      automation: {
+        cron: [{
+          name: '',
+          schedule: '0 9 * * *',
+          message: 'test',
+          output: { channel: 'telegram', peer: '123' },
+        }],
+      },
+    })).toThrow();
+  });
+
+  it('rejects cron job with empty schedule', () => {
+    expect(() => configSchema.parse({
+      ...baseConfig,
+      automation: {
+        cron: [{
+          name: 'test',
+          schedule: '',
+          message: 'test',
+          output: { channel: 'telegram', peer: '123' },
+        }],
+      },
+    })).toThrow();
+  });
+
+  it('accepts cron job with optional fields', () => {
+    const result = configSchema.parse({
+      ...baseConfig,
+      automation: {
+        cron: [{
+          name: 'test',
+          schedule: '0 9 * * *',
+          message: 'test',
+          output: { channel: 'telegram', peer: '123' },
+          enabled: false,
+          timezone: 'America/New_York',
+        }],
+      },
+    });
+    expect(result.automation.cron[0].enabled).toBe(false);
+    expect(result.automation.cron[0].timezone).toBe('America/New_York');
+  });
+});