Integrate k8s command runner into cluster

[carolineechen]

next PRs

• support additional rsync properties for k8s command runner
• rename ssh_runner files to generic command runner
• add k8s docker fixture + tests
• updating runhouse ssh command (if needed)

[carolineechen]

• Rename ssh runner file to command runner #1190
• Add test fixture for k8s docker cluster #1185
• Update and reuse rsync method #1180
• Integrate k8s command runner into cluster #1174 👈
• Add sky k8s command runner #1173
• Update existing sky runner class #1172
• Create separate ssh tunnel class #1171
• Move ssh helpers to hardware utils #1170
• main

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[sentry-io]

🔍 Existing Issues For Review

Your pull request is modifying functions with the following pre-existing issues:

📄 File: runhouse/resources/hardware/on_demand_cluster.py

Function	Unhandled Issue
_populate_connection_from_status_dict	ValueError: Sky's cluster status does not have the necessary information to connect to the cluster. Please ch... ... Event Count: 1

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[dongreenberg]

This is great

[carolineechen]

Merge activity

• Aug 29, 5:33 PM EDT: @carolineechen started a stack merge that includes this pull request via Graphite.
• Aug 29, 5:34 PM EDT: @carolineechen merged this pull request with Graphite.