Update the docs handbook to include responsibilities posting on Slack

Signed-off-by: Sayan Chowdhury <sayan.chowdhury2012@gmail.com>

Author: sayanchowdhury

release-team/role-handbooks/docs/Release-Timeline.md

@@ -149,11 +149,48 @@ Early in the release cycle, the Enhancements Lead opens a Github Project, e.g: [
 ### Attend meetings and provide updates
 
 ⚠️  Attend the release team meeting outlined in the current release. If you cannot attend, a Shadow needs to attend in your place.
-⚠️  Attend [SIG Docs meetings](https://github.com/kubernetes/community/tree/master/sig-docs#meetings) to report a status update. 
+⚠️  Attend [SIG Docs meetings](https://github.com/kubernetes/community/tree/master/sig-docs#meetings) to report a status update.
 If you cannot attend, a Shadow needs to attend in your place and/or update the [SIG Docs meeting notes](https://docs.google.com/document/d/1emuO4nmaQq3K8JZ9-MQeIygtrCPO9kWv7U7RzTaW4F8/edit?usp=sharing) with the information necessary to keep the community informed (e.g. staffing updates, branch syncs, placeholder PR deadlines, etc).
 ⚠️ The Docs Lead and Shadows must either attend all release team and SIG Docs meetings or communicate with the team if unable to attend. Every team member should have equal opportunities to provide verbal status updates in the meetings. The Docs Lead must ensure Shadows are well-informed on the status updates that release team and SIG Docs need, while Shadows must actively monitor progress to report on.
 
-- Here is a checklist to guide the weekly status report. 
+- Here is a checklist to guide the weekly status report.
+
+#### Weekly shadow assignments (template)
+
+Post this in the private Docs team Slack DM group at the beginning of each each week so everyone knows the owner for each task:
+
+```
+Hey folks, welcome to Week <WEEK NUMBER>!:kubernetes-intensifies:
+
+The tasks for this week, along with the assigned owners, are as follows
+-----------------------------------------------------------------------------------
+Release Team Updates (Meeting Link)
+<DATE> (<DAY>)
+APAC Meeting (<TIME> UTC): @<handle>
+EMEA Meeting (<TIME> UTC): @<handle>
+
+-----------------------------------------------------------------------------------
+Weekly Branch Sync PR:
+<DATE> (<DAY>)
+Assignee: @<handle>
+
+-----------------------------------------------------------------------------------
+BURNDOWN Meeting
+<DATE> (<DAY>)
+APAC (<TIME> UTC): @<handle>
+EMEA (<TIME> UTC): @<handle>
+<DATE> (<DAY>)
+APAC (<TIME> UTC): @<handle>
+EMEA (<TIME> UTC): @<handle>
+
+-----------------------------------------------------------------------------------
+v<MAJOR>.<MINOR>.<PATCH>-rc.<N> release notes
+<DATE> (<DAY>)
+Assignee: @<handle>
+Reviewer: @<handle>
+```
+
+Tasks vary every week, so feel free to include whatever tasks fits the bill for that week. Refer to the Responsibilities spreadsheet to know who is the assigee/reviewer for the week.
 
 _Note:_ SIG Docs prefers and welcomes a status of yellow or red on anything that needs attention, has the possiblity to miss deadlines or target dates, or requires follow-up from feature authors and SIGs that you're not receiving.