add readme and info about commit of the source repository

[lbloder]

📜 Description

Follow-up of: #4576

💡 Motivation and Context

💚 How did you test it?

📝 Checklist

• I added tests to verify the changes.
• No new PII added or SDK only sends newly added PII if sendDefaultPII is enabled.
• I updated the docs if needed.
• I updated the wizard if needed.
• Review from the native team if needed.
• No breaking change or entry added to the changelog.
• No breaking change for hybrid SDKs or communicated to hybrid SDKs.

🔮 Next steps

…with cross platform frameworks

[github-actions]

🚨 Detected changes in high risk code 🚨

High-risk code has higher potential to break the SDK and may be hard to test. To prevent severe bugs, apply the rollout process for releasing such changes and be extra careful when changing and reviewing these files:

• sentry/src/main/java/io/sentry/transport/RateLimiter.java

[github-actions]

	Fails
🚫	Please consider adding a changelog entry for the next release.

	Messages
📖	Do not forget to update Sentry-docs with your feature once the pull request gets approved.

Instructions and example for changelog

Please add an entry to CHANGELOG.md to the "Unreleased" section. Make sure the entry includes this PR's number.

Example:

## Unreleased

- add readme and info about commit of the source repository ([#4681](https://github.com/getsentry/sentry-java/pull/4681))

If none of the above apply, you can opt out of this check by adding #skip-changelog to the PR description or adding a skip-changelog label.

Generated by 🚫 dangerJS against 7ae393e

[github-actions]

🚨 Detected changes in high risk code 🚨

High-risk code has higher potential to break the SDK and may be hard to test. To prevent severe bugs, apply the rollout process for releasing such changes and be extra careful when changing and reviewing these files:

• sentry/src/main/java/io/sentry/transport/RateLimiter.java

[github-actions]

Performance metrics 🚀

	Plain	With Sentry	Diff
Startup time	459.22 ms	509.85 ms	50.62 ms
Size	1.58 MiB	2.09 MiB	521.68 KiB

Previous results on branch: feat/continuous-profiling-03

Startup times

Revision	Plain	With Sentry	Diff
d6f8356	392.08 ms	454.42 ms	62.34 ms

App size

Revision	Plain	With Sentry	Diff
d6f8356	1.58 MiB	2.09 MiB	521.68 KiB

[github-actions]

🚨 Detected changes in high risk code 🚨

High-risk code has higher potential to break the SDK and may be hard to test. To prevent severe bugs, apply the rollout process for releasing such changes and be extra careful when changing and reviewing these files:

• sentry/src/main/java/io/sentry/transport/RateLimiter.java