Implement gameserver + cron support

[Sivasankaran25]

What type of PR is this?

Uncomment only one /kind <> line, press enter to put that in a new line, and remove leading whitespace from that line:

/kind breaking
/kind bug
/kind cleanup
/kind documentation

/kind feature

/kind hotfix
/kind release

What this PR does / Why we need it:

Which issue(s) this PR fixes:

Closes #3907

Special notes for your reviewer:

[github-actions]

This PR exceeds the recommended size of 1000 lines. Please make sure you are NOT addressing multiple issues with one PR. Note this PR might be rejected due to its size.

[github-actions]

This PR exceeds the recommended size of 1000 lines. Please make sure you are NOT addressing multiple issues with one PR. Note this PR might be rejected due to its size.

[agones-bot]

Build Failed 😭

Build Id: 84565abc-4aa0-4e9e-a0c5-f6e956f7d794

Status: FAILURE

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[github-actions]

This PR exceeds the recommended size of 1000 lines. Please make sure you are NOT addressing multiple issues with one PR. Note this PR might be rejected due to its size.

[agones-bot]

Build Failed 😭

Build Id: d1ee6e01-8c72-4b6f-b347-49a9b14fc58e

Status: FAILURE

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