Fix CI workflow

[szepeviktor]

• fix YAML list
• fix git checkout depth
• install a compatible Composer version

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This change is 

Summary by CodeRabbit

• Chores
  • Updated CI workflow to use a pinned version of Composer for consistent and reliable dependency management during automated builds.

[coveralls]

coverage: 98.045% (+0.2%) from 97.847%
when pulling 503dac2 on szepeviktor:patch-1
into d4a8579 on voku:master.

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
No data about Coverage
No data about Duplication

See analysis details on SonarCloud

[coderabbitai]

Caution

Review failed

The pull request is closed.

ℹ️ Recent review info

⚙️ Run configuration

Configuration used: Organization UI

Review profile: CHILL

Plan: Pro

Run ID: 37804b7c-0088-4f61-bcfd-d42f6ea728b8

📥 Commits

Reviewing files that changed from the base of the PR and between f84ca7a and d5c4a9a.

📒 Files selected for processing (1)

• .github/workflows/ci.yml

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Walkthrough

CI workflow updated to explicitly pin Composer version to 2.2 instead of using the default version, ensuring consistent dependency installation and build behavior across pipeline runs.

Changes

Cohort / File(s)	Summary
CI Configuration .github/workflows/ci.yml	Pins Composer toolchain to version 2.2 for deterministic dependency resolution and build reproducibility.

Estimated code review effort

🎯 1 (Trivial) | ⏱️ ~3 minutes

Poem

🐰 Composer's version pinned with care,
No more surprises floating in the air,
From latest to 2.2 we now rely,
Consistent builds beneath our sky! ✨

✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests

---

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 97.53%. Comparing base (d4a8579) to head (d5c4a9a).
⚠️ Report is 25 commits behind head on master.

Additional details and impacted files

@@             Coverage Diff              @@
##             master      #42      +/-   ##
============================================
+ Coverage     97.13%   97.53%   +0.40%     
- Complexity      296      309      +13     
============================================
  Files             4        4              
  Lines          1116     1135      +19     
============================================
+ Hits           1084     1107      +23     
+ Misses           32       28       -4     

☔ View full report in Codecov by Sentry.
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[coveralls]

coverage: 97.987%. remained the same — szepeviktor:patch-1 into voku:master