Docker image build update

[jkalayan]

Summary

• Create a docker image build workflow that creates images for linux/amd64 & linux/arm64
• Update docker image to include python3 and set permissions correctly
• Use ubuntu-24.04 for build (doesn't work with ubuntu-25.10)

[coveralls]

Coverage Report for CI Build 27719743158

Warning

Build has drifted: This PR's base is out of sync with its target branch, so coverage data may include unrelated changes.
Quick fix: rebase this PR. Learn more →

Coverage remained the same at 83.123%

Details

• Coverage remained the same as the base build.
• Patch coverage: No coverable lines changed in this PR.
• No coverage regressions found.

Uncovered Changes

No uncovered changes found.

Coverage Regressions

No coverage regressions found.

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Coverage Stats

Relevant Lines:	397
Covered Lines:	330
Line Coverage:	83.12%
Coverage Strength:	7.48 hits per line

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💛 - Coveralls