[EPIC]: Finish migrating the guides

[christophermather]

A description of the work

We have 9 guides that we need to replatform. This issue is an overarching EPIC ticket to track the whole of this work.

Context: a lot of work has already gone into the replatforming effort. This epic gathers the final steps to completing the migration.

Release Milestones

1. Content/design is fully prepared for release
2. Client-side redirects are removed; site is indexable ("soft" launch)
3. Guide is visible in search.gov results
4. Old url permanently redirects to new url ("hard" launch)
5. Guides homepage uses new url
6. Analytics monitoring period is complete
7. Old guides Cloud Pages site is deleted
8. Old guide Github repo is archived

Guide	1	2	3	4	5	6	7	8
Accessibility	🟢	🟢	🟢	🟢	🟢	🟢	🟢	🟢
Agile	🟢	🟢	🟢	🟢	🟢	🟢	🟢	🟢
Brand	🟢	🟢	🟢	🟢	🟢	🟢	🟢	🟢
Content	🟢	🟢	🟢	🟢	🟢	🟢	🟢	🟢
De-risking	🟢	🟢	🟢	🟢	🟢	🟢	🟢	🟢
Engineering	🟢	🟢	🟢	🟢	🟢	🟢	🟢	🟢
Engineering Hiring	🟢	🟢	🟢	🟢	🟢	🟢	🟢	🟢
Product	🟢	🟢	🟢	🟢	🟢	🟢	🟢	🟢
User Experience	🟢	🟢	🟢	🟢	🟢	🟢	🟢	🟢
Methods	🟢	🟢	🟢

Release Milestones are based on the steps in the Migration Guide

Point of contact on this issue

@christophermather

Agile: https://github.com/18F/TLC-crew/issues/447

Pre-Migration

Beta Give feedback

1. Adjust migration strategy based on Cloud.gov feedback #168
   Guides Initiative 2 +2
   
2. Review and address open TODOs in the guides #157
   7 of 7
   Guides Initiative 2 +2
   

   
3. Visually compare migrated guides against existing guides #167
   8 of 8
   Guides Initiative 2 +2
   
4. Update DNS records for all remaining OLD guides domains #177
   Guides Initiative 2 +2
5. Accessibility Guide: "Other .Gov Accessibility sites" link yields a 404 #203
   Guides Initiative 2 +2
   
6. Fix a11y issue on heading permalink icons #104
   Guides Initiative 2 +2
   
7. Create step-by-step for accessing + monitoring Guides analytics #204
   Guides Initiative 2 +2
   
8. Confirm that all icon-related work is complete #205
   Guides Initiative 2 +2
   
9. Create communications for G&M schedule #219
   Guides Initiative 2 +2
   

Migration

Beta Give feedback

1. Migrate the Brand guide to the new setup #164
   Guides Initiative 2 +2
   
2. Migrate the Content guide to the new setup #160
   Guides Initiative 2 +2
   
3. Migrate the User Experience guide to the new setup #163
   Guides Initiative 2 +2
   
4. Migrate the De-risking guide to the new setup #166
   Guides Initiative 2 +2
   
5. Migrate the Accessibility guide to the new setup #159
   Guides Initiative 2 +2
   
6. Migrate the Engineering guide to the new setup #161
   Guides Initiative 2 +2
   
7. Migrate the Product guide to the new setup #162
   Guides Initiative 2 +2
   
8. Migrate the Engineering Hiring guide to the new setup #165
   Guides Initiative 2 +2
   
9. [HOLD] Permanently delete old Guides Cloud Pages sites #175
   Guides Initiative 2 +2
10. Archive old guide repositories (post-migration) #342
    Guides Initiative 2 +2
11. Launch new Methods site #237
    Guides Initiative 2 +2
    

[echappen]

Done!