Replaced `cURL` slack workflows with `slackapi` #6798

Job	Run time
Get changes	13s
Get image tag	1s
Lint files	1m 42s
Determine images to build and publish	11s
Add stack label	0s
Run checks for packages/*	0s
Check Nuxt build	0s
Build Docker images	0s
Run Nuxt checks	0s
Build full-stack docs	0s
Run Playwright tests	0s
Run checks for packages/* (build)	1s
Run Nuxt checks (unit_test)	1s
Run checks for packages/* (unit_test)	1s
Run Playwright tests (playwright_vr)	1s
Run Playwright tests (playwright_e2e)	1s
Run catalog checks	0s
Run tests for the catalog	0s
Run Playwright tests (storybook)	1s
Run Django checks	0s
Run tests for ingestion-server	0s
Post Playwright test debugging instructions	5s
Run tests for the API	0s
Run Django checks (check_django)	1s
Run Django checks (validate_openapi)	1s
Run Django checks (check_migrations)	1s
Emit full-stack docs	0s
Run Django checks (test_doc)	1s
Publish Docker images	0s
Deploy staging API	0s
Deploy staging frontend	0s
Send Slack report	0s
	2m 22s

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