Codalab

Backend

- Allow relative paths to be specified with --link (3063)
- uls - add default if no argument passed (3031)
- Allow configuration of worker checkin frequency seconds from codalab_service.py (3095)
- Suppress printing the stacktrace of login error for Worker Managers (3074)
- Return x-codalab-target-size header (3105)

Dev / docs / CI

- Remove mock package, fixes 2793 (3093)

Frontend
- Scroll to newly opened Schema Editor/ New Run; Show entire Bundle Detail/ New Run (3018)

Backend
- Resolve async upload files issue (2985)

Dev / docs / CI
- Make worker timeout and check-in frequency configurable (2904)
- Add pip check to test.yml (3060)
- Make worker_work_dir_prefix configurable (3087)

Backend
- Add support for Azure Batch Worker Manager (2946)
- Make gzip_file nonblocking / return faster (3045)
- Fix "codalab-service start" command (2997)

Frontend
- Fix the bug of table items don't async load (3047)
- Consider the height of Worksheet Header and Nav Bar when deciding whether an element is on the screen or not (3023)

Backend
- Log username and server when authentication to bundle service fails (3046 )
- Add option to restart WorkerManager processes after X seconds (3050)
- Add option to quit SlurmWorkerManager after X jobs fail to start (3048)
- Fix warning of "Length of raw_to_block does not match the length of raw_items" (3038)
- Fix version of urllib to be <1.26 (3059)

Dev / docs / CI
- Allow egg and wheel coexist (3014)
- Resolve crash of a null-valued bundle spec (3044)

Reasons for making this change
Bump new version

Full diff: https://github.com/codalab/codalab-worksheets/compare/v0.5.26...rc0.5.27
Draft release notes

Frontend
- Fix bug of insertion after pasting bundles; Enable <Add Schema> when focusing on a bundle 2995
- Keep all other fields intact and clear only the password field when failing in sign up 2991
- Show a dialog for schema deletion 2994
- Fix frontend focus issue 2963
- Fix the bug of delete keyboard shortcut not working 3017
- [Blob Storage] Set up abstraction for parsing linked URLs 2969
- Fix the bug of "Save" Button for worksheet not working 3016
- Fix CodaLab Competition script 3028
- Remove the usage of string refs 3019

Backend
- Change urlopen timeout from 30 to 120 seconds 2998
- Switch INT id PK to BIGINT id PK, retaining auto-increment 3008
- Stream file when gzip compressing 3012
- Add stress test for bundle in memory 3015
- Make fetching image sizes from docker hub more robust 3020
- Fix alembic migration by explicitly setting auto-increment to True 3022
- Change size of large bundle in stress test from 16g to 32g 3024
- Increase timeout when downloading dependencies 3027
- Make Docker timeouts consistent and more lenient across the board 3043

Dev / docs / CI
- Add a new blog for announcements 2433
- Add required CI check for when all ci tasks are complete 2983
- Fix CI 3030

Dependency upgrades
- Upgrade apache beam 3002
- Only install pypi dataclasses if < py3.7 3039

Backend
- Copy over BlobStorageFileSystem code from Apache Beam (2968)

Frontend
- No auto close for the schema editor; No '_' when hitting "enter" (2989)
- Redistribute space for MainContent and Sidebar of the bundle details (2992)