[Submissions] Add `expiration_date` to submissions without an editor

This issue is part of a series dealing with automatic rejection of manuscripts on the grounds of not being able to find and EIC.

• Add expiration_date to Submissions after entering the pool, according to the Journal's default "pool shelf life"
• Add ways for extending the expiration for edadmin and authors (once), accessible from the personal page
• Order Submissions to be appraised/handled by shortest expiration_date in the fellow tasklist / email
• Add "countdown" display in each pool entry, and sort option in search

added impactmedium priorityhigh typefeature ⭐️ labels

set weight to 5

changed iteration to Two-week Sprint Sep 22, 2024 - Oct 5, 2024

assigned to @gkatsikas

added time estimate of 6h

marked this issue as blocking #339 (closed)

mentioned in issue #339 (closed)

mentioned in issue #340 (closed)

marked this issue as blocking #340 (closed)

added 1h of time spent

added workflowin-progress label

marked the checklist item Add expiration_date to Submissions after entering the pool, according to the Journal's default "pool shelf life" as completed

marked the checklist item Add "countdown" display in each pool entry, and sort option in search as completed

marked the checklist item Add ways for extending the expiration for edadmin and authors (once), accessible from the personal page as completed

added 3h 45m of time spent

mentioned in commit 87d92bdd

added workflowready label and removed workflowin-progress label

added 30m of time spent

mentioned in commit 3b8c6975

mentioned in commit 4348c307