Fix issues writing to Firestore

[Supereg]

Fix firestore rules

♻️ Current situation & Problem

The firestore rules were ill-formatted and therefore all write to the firestore simulator were rejected. This PR fixes this problem by updating the firestore.rules configuration to include the version information and fixing syntax issues.

⚙️ Release Notes

• Fixed issues writing to Firestore

📚 Documentation

--

✅ Testing

--

📝 Code of Conduct & Contributing Guidelines

By submitting creating this pull request, you agree to follow our Code of Conduct and Contributing Guidelines:

• I agree to follow the Code of Conduct and Contributing Guidelines.

[codecov]

Codecov Report

Merging #46 (08726e3) into main (5796d90) will decrease coverage by 0.20%.
The diff coverage is n/a.

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #46      +/-   ##
==========================================
- Coverage   81.80%   81.60%   -0.20%     
==========================================
  Files          35       35              
  Lines         978      978              
==========================================
- Hits          800      798       -2     
- Misses        178      180       +2     

see 1 file with indirect coverage changes

---

Continue to review full report in Codecov by Sentry.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 5796d90...08726e3. Read the comment docs.

[PSchmiedmayer]

Thank you @Supereg!