ci: initialize e2e workflow

[saintube]

Ⅰ. Describe what this PR does

• ci: initialize the e2e workflow.
• config: fix the template YAMLs.

Ⅱ. Does this pull request fix one issue?

Ⅲ. Describe how to verify it

Ⅳ. Special notes for reviews

V. Checklist

• I have written necessary docs and comments
• I have added necessary unit tests and integration tests
• All checks passed in make test

[codecov]

Codecov Report

❗ No coverage uploaded for pull request base (main@04c5ba8). Click here to learn what that means.
Patch has no changes to coverable lines.

❗ Current head 9303cc3 differs from pull request most recent head 6eedbd3. Consider uploading reports for the commit 6eedbd3 to get more accurate results

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #1573   +/-   ##
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  Coverage        ?   65.18%           
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  Files           ?      352           
  Lines           ?    36326           
  Branches        ?        0           
=======================================
  Hits            ?    23680           
  Misses          ?    10905           
  Partials        ?     1741           

Flag	Coverage Δ
unittests	65.18% <ø> (?)

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[koordinator-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: jasonliu747

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Needs approval from an approver in each of these files:

• .github/OWNERS [jasonliu747]
• config/OWNERS [jasonliu747]
• hack/OWNERS [jasonliu747]
• test/OWNERS [jasonliu747]

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[hormes]

/lgtm