docs: add automation overview links to all automation page Related sections

- cron-jobs.md: add Related section (was missing entirely)
- cron-vs-heartbeat.md: add automation overview link, normalize dash style
- tasks.md: add automation overview link
- standing-orders.md: add automation overview, hooks, webhooks links

All automation pages now link back to /automation for navigation.

docs/automation/cron-jobs.md

@@ -734,3 +734,11 @@ openclaw system event --mode now --text "Next heartbeat: check battery."
 - If the announce flow returns `false` (e.g. requester session is busy), the gateway retries up to 3 times with tracking via `announceRetryCount`.
 - Announces older than 5 minutes past `endedAt` are force-expired to prevent stale entries from looping indefinitely.
 - If you see repeated announce deliveries in logs, check the subagent registry for entries with high `announceRetryCount` values.
+
+## Related
+
+- [Automation Overview](/automation) — all automation mechanisms at a glance
+- [Cron vs Heartbeat](/automation/cron-vs-heartbeat) — when to use each
+- [Background Tasks](/automation/tasks) — task ledger for cron executions
+- [Heartbeat](/gateway/heartbeat) — periodic main-session turns
+- [Troubleshooting](/automation/troubleshooting) — debugging automation issues

docs/automation/cron-vs-heartbeat.md

@@ -292,7 +292,8 @@ openclaw cron add \
 
 ## Related
 
-- [Heartbeat](/gateway/heartbeat) - full heartbeat configuration
-- [Cron jobs](/automation/cron-jobs) - full cron CLI and API reference
-- [Background Tasks](/automation/tasks) - task ledger, audit, and lifecycle
-- [System](/cli/system) - system events + heartbeat controls
+- [Automation Overview](/automation) — all automation mechanisms at a glance
+- [Heartbeat](/gateway/heartbeat) — full heartbeat configuration
+- [Cron jobs](/automation/cron-jobs) — full cron CLI and API reference
+- [Background Tasks](/automation/tasks) — task ledger, audit, and lifecycle
+- [System](/cli/system) — system events + heartbeat controls

docs/automation/standing-orders.md

@@ -247,5 +247,8 @@ Each program should have:
 
 ## Related
 
-- [Cron Jobs](/automation/cron-jobs) — Schedule enforcement for standing orders
-- [Agent Workspace](/concepts/agent-workspace) — Where standing orders live, including the full list of auto-injected bootstrap files (AGENTS.md, SOUL.md, etc.)
+- [Automation Overview](/automation) — all automation mechanisms at a glance
+- [Cron Jobs](/automation/cron-jobs) — schedule enforcement for standing orders
+- [Hooks](/automation/hooks) — event-driven scripts for agent lifecycle events
+- [Webhooks](/automation/webhook) — inbound HTTP event triggers
+- [Agent Workspace](/concepts/agent-workspace) — where standing orders live, including the full list of auto-injected bootstrap files (AGENTS.md, SOUL.md, etc.)

docs/automation/tasks.md

@@ -232,6 +232,7 @@ A task's `runId` links to the agent run doing the work. Agent lifecycle events (
 
 ## Related
 
+- [Automation Overview](/automation) — all automation mechanisms at a glance
 - [Cron Jobs](/automation/cron-jobs) — scheduling background work
 - [Cron vs Heartbeat](/automation/cron-vs-heartbeat) — choosing the right mechanism
 - [Heartbeat](/gateway/heartbeat) — periodic main-session turns