Containerize documentation build environment and add sphinx-autobuild for hot-reload #3045

Job	Run time
unpack-envvars	1s
Docker Build Images (datacatalog) / build_docker	2m 4s
Docker Build Images (flyteadmin) / build_docker	2m 58s
Docker Build Images (flytecopilot) / build_docker	2m 12s
Docker Build Images (flytepropeller) / build_docker	3m 13s
Build Images / Build & Push Image (datacatalog) / Push to Github Registry	2m 29s
Build Images / Build & Push Image (flyteadmin) / Push to Github Registry	3m 14s
Build Images / Build & Push Image (flytecopilot) / Push to Github Registry	2m 38s
Build Images / Build & Push Image (flytepropeller) / Push to Github Registry	3m 31s
Build Images / Build & Push Image (flytescheduler) / Push to Github Registry	3m 10s
Check Go Generate (flytecopilot) / Go Generate	1m 29s
Check Go Generate (flyteadmin) / Go Generate	2m 16s
Check Go Generate (datacatalog) / Go Generate	1m 29s
Check Go Generate (flytepropeller) / Go Generate	2m 22s
Lint (flyteadmin) / Run Lint	3m 11s
Lint (datacatalog) / Run Lint	2m 27s
Lint (flytepropeller) / Run Lint	3m 17s
Lint (flyteplugins) / Run Lint	3m 6s
Unit Tests (datacatalog) / Run Unit Test	2m 59s
Lint (flytestdlib) / Run Lint	2m 38s
Unit Tests (flyteadmin) / Run Unit Test	4m 31s
Unit Tests (flytecopilot) / Run Unit Test	2m 46s
Unit Tests (flyteplugins) / Run Unit Test	4m 8s
Unit Tests (flytepropeller) / Run Unit Test	4m 28s
Unit Tests (flytestdlib) / Run Unit Test	3m 40s
Lint (flyteidl) / Run Lint	2m 2s
Integration Test (flyteadmin) / Integration tests	5m 50s
	1h 18m 9s

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