fix(cron): add audit logging for job create/update/remove (openclaw#25090) thanks @MoerAI

Verified:
- pnpm install --frozen-lockfile
- pnpm check
- pnpm test -- --run src/gateway/server-cron.test.ts src/gateway/server-methods/server-methods.test.ts src/gateway/protocol/cron-validators.test.ts

Co-authored-by: MoerAI <26067127+MoerAI@users.noreply.github.com>
Co-authored-by: Tak Hoffman <781889+Takhoffman@users.noreply.github.com>

CHANGELOG.md

@@ -77,6 +77,7 @@ Docs: https://docs.openclaw.ai
 
 ### Fixes
 
+- Gateway/Cron auditability: add gateway info logs for successful cron create, update, and remove operations. (#25090) Thanks .
 - Cron/Schedule errors: notify users when a job is auto-disabled after repeated schedule computation failures. (#29098) Thanks .
 - Cron/Schedule errors: notify users when a job is auto-disabled after repeated schedule computation failures. (#29098) Thanks .
 - Onboarding/Custom providers: raise default custom-provider model context window to the runtime hard minimum (16k) and auto-heal existing custom model entries below that threshold during reconfiguration, preventing immediate `Model context window too small (4096 tokens)` failures. (#21653) Thanks @r4jiv007.

src/gateway/server-methods/cron.ts

@@ -112,6 +112,7 @@ export const cronHandlers: GatewayRequestHandlers = {
       return;
     }
     const job = await context.cron.add(jobCreate);
+    context.logGateway.info("cron: job created", { jobId: job.id, schedule: jobCreate.schedule });
     respond(true, job, undefined);
   },
   "cron.update": async ({ params, respond, context }) => {
@@ -158,6 +159,7 @@ export const cronHandlers: GatewayRequestHandlers = {
       }
     }
     const job = await context.cron.update(jobId, patch);
+    context.logGateway.info("cron: job updated", { jobId });
     respond(true, job, undefined);
   },
   "cron.remove": async ({ params, respond, context }) => {
@@ -183,6 +185,9 @@ export const cronHandlers: GatewayRequestHandlers = {
       return;
     }
     const result = await context.cron.remove(jobId);
+    if (result.removed) {
+      context.logGateway.info("cron: job removed", { jobId });
+    }
     respond(true, result, undefined);
   },
   "cron.run": async ({ params, respond, context }) => {