Feat: add workflows to Nightly Dispatcher

[jpraynaud]

Content

This PR includes the trigger of new workflows with the Nightly Dispatcher:

• Aggregator Stress Test workflow
• Client Multi Platform workflow

Pre-submit checklist

• Branch
  • Commit sequence broadly makes sense
  • Key commits have useful messages
• PR
  • No clippy warnings in the CI
  • Self-reviewed the diff
  • Useful pull request description
  • Reviewer requested

Issue(s)

Closes #2177

[github-actions]

Test Results

    4 files  ±0     52 suites  ±0   10m 31s ⏱️ +7s
1 465 tests ±0  1 465 ✅ ±0  0 💤 ±0  0 ❌ ±0 
1 721 runs  ±0  1 721 ✅ ±0  0 💤 ±0  0 ❌ ±0 

Results for commit ace5ab2. ± Comparison against base commit cda6530.

♻️ This comment has been updated with latest results.

[dlachaume]

I think we also need to set the environment variables with schedule events for the test-docker job.

[sfauvel]

LGTM

[jpraynaud]

I think we also need to set the environment variables with schedule events for the test-docker job.

Yes, I have refactored the code to do the computation in a prepare job and use its outputs in other jobs 👍

[dlachaume]

LGTM 👍