feat(builds): Separate build doctype

[Aradhya-Tripathi]

• Separating build from deploy candidate.
• Ref: Separating Build from deploy candidate #2584

Known Issues:

• Preparing status not set correctly.
• Which docker image to deploy.

[codecov]

Codecov Report

Attention: Patch coverage is 31.77215% with 539 lines in your changes missing coverage. Please review.

Project coverage is 35.03%. Comparing base (96ddf86) to head (c3c47bc).
Report is 82 commits behind head on master.

Files with missing lines	Patch %	Lines
...e/deploy_candidate_build/deploy_candidate_build.py	30.14%	475 Missing ⚠️
...press/doctype/deploy_candidate/deploy_candidate.py	23.72%	45 Missing ⚠️
...s/doctype/deploy_candidate/deploy_notifications.py	45.45%	12 Missing ⚠️
press/press/doctype/deploy/deploy.py	50.00%	2 Missing ⚠️
press/agent.py	0.00%	1 Missing ⚠️
press/press/doctype/agent_job/agent_job.py	50.00%	1 Missing ⚠️
press/press/doctype/app_release/app_release.py	0.00%	1 Missing ⚠️
.../doctype/deploy_candidate/docker_output_parsers.py	91.66%	1 Missing ⚠️
...ress/press/doctype/deploy_candidate/validations.py	80.00%	1 Missing ⚠️

❌ Your patch status has failed because the patch coverage (31.77%) is below the target coverage (75.00%). You can increase the patch coverage or adjust the target coverage.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #2587      +/-   ##
==========================================
+ Coverage   34.90%   35.03%   +0.12%     
==========================================
  Files         418      419       +1     
  Lines       33502    33569      +67     
==========================================
+ Hits        11693    11760      +67     
  Misses      21809    21809              

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.
• 📦 JS Bundle Analysis: Save yourself from yourself by tracking and limiting bundle sizes in JS merges.