Add redeployment and external-access docs #846

Job	Run time
Integration Test / Get runner image / Get runner image	4s
Integration Test / Get runner image / Get runner image	4s
Integration Test / Build and push charm	2m 32s
Integration Test / Build and push charm	2m 32s
Integration Test / Build image / Get images	3s
Integration Test / Build image / Get images	3s
Integration Test / Build rock / Get rocks	4s
Integration Test / Build rock / Get rocks	4s
Integration Test / Build image / Build image	0s
Integration Test / Build image / Build image	0s
Integration Test / Build rock / Build rock (wordpress_rock)	2m 54s
Integration Test / Build rock / Build rock (wordpress_rock)	10m 3s
Integration Test / Get rocks or Docker images	0s
Integration Test / Get rocks or Docker images	1s
Integration Test / Integration tests	0s
Integration Test / Required Integration Test Status Checks	1s
Integration Test / Required Integration Test Status Checks	2s
Integration Test / Integration tests / Integration tests (test_addon)	8m 19s
Integration Test / Integration tests / Integration tests (test_core)	7m 26s
Integration Test / Integration tests / Integration tests (test_external)	6m 33s
Integration Test / Integration tests / Integration tests (test_ingress)	7m 42s
Integration Test / Integration tests / Integration tests (test_cos_grafana)	6m 40s
Integration Test / Integration tests / Integration tests (test_cos_loki)	17m 23s
Integration Test / Integration tests / Integration tests (test_cos_prometheus)	7m 36s
	1h 20m 6s

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