chore: increase GmailWatcher default poll interval from 60s to 300s

src/automation/gmail.test.ts

@@ -109,7 +109,7 @@ function createMockConfig(overrides = {}) {
     credentials_file: '~/.config/flynn/gmail-credentials.json',
     token_file: '~/.config/flynn/gmail-token.json',
     watch_labels: ['INBOX'],
-    poll_interval: '60s',
+    poll_interval: '300s',
     output: {
       channel: 'telegram',
       peer: '12345',

src/automation/gmail.ts

@@ -90,7 +90,7 @@ export class GmailWatcher implements ChannelAdapter {
     }
 
     // Start polling fallback
-    const pollMs = parseInterval(this.config.poll_interval ?? '60s');
+    const pollMs = parseInterval(this.config.poll_interval ?? '300s');
     this.pollTimer = setInterval(() => {
       this.pollForNewMessages().catch((err) => {
         console.error('GmailWatcher: Poll error —', err instanceof Error ? err.message : err);
@@ -98,7 +98,7 @@ export class GmailWatcher implements ChannelAdapter {
     }, pollMs);
 
     this._status = 'connected';
-    console.log(`GmailWatcher: Connected (poll_interval=${this.config.poll_interval ?? '60s'})`);
+    console.log(`GmailWatcher: Connected (poll_interval=${this.config.poll_interval ?? '300s'})`);
   }
 
   async disconnect(): Promise<void> {

src/config/schema.ts

@@ -152,7 +152,7 @@ const gmailSchema = z.object({
   credentials_file: z.string().optional(),
   token_file: z.string().default('~/.config/flynn/gmail-token.json'),
   watch_labels: z.array(z.string()).default(['INBOX']),
-  poll_interval: z.string().default('60s'),
+  poll_interval: z.string().default('300s'),
   history_start: z.string().optional(),  // ISO date string — only process emails after this date
   output: z.object({
     channel: z.string().min(1),

src/gateway/handlers/handlers.test.ts

@@ -584,7 +584,7 @@ describe('redactConfig – comprehensive credential redaction', () => {
           { name: 'gitlab', secret: 'wh-secret-2', message: '{{body}}', output: { channel: 'telegram', peer: '456' }, enabled: true },
           { name: 'no-secret', message: '{{body}}', output: { channel: 'telegram', peer: '789' }, enabled: true },
         ],
-        gmail: { enabled: true, credentials_file: '/path/to/creds.json', token_file: '/path/to/token.json', watch_labels: ['INBOX'], poll_interval: '60s', output: { channel: 'telegram', peer: '123' }, message: 'new email' },
+        gmail: { enabled: true, credentials_file: '/path/to/creds.json', token_file: '/path/to/token.json', watch_labels: ['INBOX'], poll_interval: '300s', output: { channel: 'telegram', peer: '123' }, message: 'new email' },
         heartbeat: { enabled: false, interval: '5m', checks: ['gateway'], failure_threshold: 2, disk_threshold_mb: 100 },
       },
       mcp: {

src/tools/builtin/gmail.test.ts

@@ -45,7 +45,7 @@ const testConfig: NonNullable<GmailConfig> = {
   credentials_file: '/tmp/test-creds.json',
   token_file: '/tmp/test-token.json',
   watch_labels: ['INBOX'],
-  poll_interval: '60s',
+  poll_interval: '300s',
   output: { channel: 'discord', peer: '123' },
   message: '{{from}}: {{subject}}',
 };