docs(automation+start): batch fix filler openings and prose Tip

- start/openclaw: workspace-as-memory Tip component
- automation/tasks: drop 'this page covers' filler in Note
- automation/auth-monitoring, clawflow, cron-vs-heartbeat: collapse 'this page moved... See X' redirects to single direct sentences

docs/automation/auth-monitoring.md

@@ -3,7 +3,7 @@ summary: "Redirect to /gateway/authentication"
 title: "Auth monitoring"
 ---
 
-This page moved to [Authentication](/gateway/authentication). See [Authentication](/gateway/authentication) for auth monitoring documentation.
+Auth monitoring lives under [Authentication](/gateway/authentication).
 
 ## Related
 

docs/automation/clawflow.md

@@ -3,7 +3,7 @@ summary: "Redirect to Task Flow"
 title: "ClawFlow"
 ---
 
-ClawFlow was renamed to [Task Flow](/automation/taskflow). See [Task Flow](/automation/taskflow) for the current documentation.
+ClawFlow was renamed to [Task flow](/automation/taskflow).
 
 ## Related
 

docs/automation/cron-vs-heartbeat.md

@@ -3,7 +3,7 @@ summary: "Redirect to /automation"
 title: "Cron vs heartbeat"
 ---
 
-This page moved to [Automation & Tasks](/automation). See [Automation & Tasks](/automation) for the decision guide comparing cron and heartbeat.
+The decision guide for cron vs heartbeat lives under [Automation and tasks](/automation).
 
 ## Related
 

docs/automation/tasks.md

@@ -9,7 +9,7 @@ sidebarTitle: "Background tasks"
 ---
 
 <Note>
-Looking for scheduling? See [Automation & Tasks](/automation) for choosing the right mechanism. This page covers **tracking** background work, not scheduling it.
+Looking for scheduling? See [Automation and tasks](/automation) for choosing the right mechanism. This page is the activity ledger for background work, not the scheduler.
 </Note>
 
 Background tasks track work that runs **outside your main conversation session**: ACP runs, subagent spawns, isolated cron job executions, and CLI-initiated operations.