Cron triggers for CI #55

	name: "Cron triggers for CI"
	on:
	schedule:
	# “At 02:34 on Monday.”
	#
	# https://crontab.guru/#34_2___1
	#
	# This is used to perform a weekly run of CI for all release branches,
	# ideally in off-work-hours to not clog up the queue.
	- cron: '34 2 * * 1'

	# "At 02:34 on Sunday and every day-of-week from Tuesday through Saturday"
	#
	# https://crontab.guru/#34_2___0,2-6
	#
	# This is used to perform a daily run of CI for the `main` branch to prime
	# caches for github actions and the merge queue. Note that this frequency
	# doesn't overlap the above schedule to avoid triggering two builds on the
	# same day.
	- cron: '34 2 * * 0,2-6'

	# Allow manually triggering this request via a button
	workflow_dispatch:

	permissions:
	issues: write
	actions: write

	jobs:
	run:
	if: "github.repository == 'bytecodealliance/wasmtime' \|\| !github.event.schedule"
	name: Trigger release branch CI
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	with:
	submodules: true
	fetch-depth: 0

	# Always trigger a CI run on the `main` branch to prime GHA caches.
	- run: gh workflow run main.yml --ref main
	name: Trigger main branch CI daily
	env:
	GH_TOKEN: ${{ github.token }}

	# If this is a once-a-week run then additionally trigger CI for release
	# branches to ensure that the CI there is kept up-to-date.
	- run: rustc ci/trigger-release-branch-ci.rs
	- run: ./trigger-release-branch-ci
	name: Trigger release branch CI weekly
	env:
	GH_TOKEN: ${{ github.token }}
	if: "github.event.schedule == '34 2 * * 1' \|\| !github.event.schedule"

Provide feedback