refactor: path handling to use `std::filesystem`

[AJPfleger]

Switch to using std::filesystem for path operations to modernize code and improve readability.

[github-actions[bot]]

📊: Physics performance monitoring for bb70544dc092c51d78a24147d30daff878a6adbf

Full contents

physmon summary

• ✅ Particles fatras
• ✅ Particles geant4
• ✅ Particles ttbar
• ✅ Vertices ttbar
• ✅ Truth tracking (KF)
• ✅ Truth tracking (GSF)
• ✅ Truth tracking (GX2F)
• ✅ CKF | trackfinding | single muon | truth smeared seeding
• ✅ Track Summary CKF | trackfinding | single muon | truth smeared seeding
• ✅ Seeding trackfinding | single muon | truth estimated seeding
• ✅ CKF | trackfinding | single muon | truth estimated seeding
• ✅ Track Summary CKF | trackfinding | single muon | truth estimated seeding
• ✅ Seeding trackfinding | single muon | default seeding
• ✅ CKF | trackfinding | single muon | default seeding
• ✅ Track Summary CKF | trackfinding | single muon | default seeding
• ✅ Seeding trackfinding | single muon | orthogonal seeding
• ✅ CKF | trackfinding | single muon | orthogonal seeding
• ✅ Track Summary CKF | trackfinding | single muon | orthogonal seeding
• ✅ Seeding trackfinding | 4 muon x 50 vertices | default seeding
• ✅ CKF | trackfinding | 4 muon x 50 vertices | default seeding
• ✅ Track Summary CKF | trackfinding | 4 muon x 50 vertices | default seeding
• ✅ Ambisolver | trackfinding | 4 muon x 50 vertices | default seeding
• ✅ IVF notime | trackfinding | 4 muon x 50 vertices | default seeding
• ✅ AMVF gauss notime | trackfinding | 4 muon x 50 vertices | default seeding
• ✅ AMVF grid time | trackfinding | 4 muon x 50 vertices | default seeding
• ✅ Seeding trackfinding | ttbar with 200 pileup | default seeding
• ✅ CKF | trackfinding | ttbar with 200 pileup | default seeding
• ✅ Track Summary CKF | trackfinding | ttbar with 200 pileup | default seeding
• ✅ Ambisolver | trackfinding | ttbar with 200 pileup | default seeding
• ✅ AMVF gauss notime | trackfinding | ttbar with 200 pileup | default seeding
• ✅ AMVF grid time | trackfinding | ttbar with 200 pileup | default seeding

[codecov[bot]]

Codecov Report

Attention: Patch coverage is 0% with 6 lines in your changes missing coverage. Please review.

Project coverage is 47.31%. Comparing base (eb8848f) to head (bd50b02). Report is 4 commits behind head on main.

Files	Patch %	Lines
Core/src/Visualization/GeometryView3D.cpp	0.00%	1 Missing and 5 partials :warning:

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #3308   +/-   ##
=======================================
  Coverage   47.31%   47.31%           
=======================================
  Files         512      512           
  Lines       30440    30440           
  Branches    14795    14796    +1     
=======================================
  Hits        14403    14403           
+ Misses       5404     5403    -1     
- Partials    10633    10634    +1     

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[benjaminhuth]

Hmm I wonder: Do we need joinPaths at all? Or can't we just switch wo working completely with std::filesystem::path objects here? and only use the / operator?

Same with getWorkingDirectory, I could imagine to just use the native function instead of implementing it through std::filesystem.

[AJPfleger]

sonarcloud: "Use std::format instead of concatenating pieces manually."

compiler: ༼;´༎ຶ ۝ ༎ຶ༽

[sonarqubecloud[bot]]

Quality Gate passed

Issues
4 New issues
0 Accepted issues

Measures
0 Security Hotspots
61.3% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarCloud

[acts-project-service]

:white_check_mark: Athena integration test results [74d9aa24653027858659e28f3e6f0275cf799d6c]

:white_check_mark: All tests successful

status	job	report
:green_circle:	report_pull_request
:green_circle:	run_art_test: test_data18_13TeV_1000evt
:green_circle:	run_art_test: test_ttbarPU40_reco
:green_circle:	test_ActsDumpGeometryIdentifiers
:green_circle:	test_ActsCheckObjectCountsCachedWorkflow
:green_circle:	test_ActsCheckObjectCountsWorkflow
:green_circle:	test_ActsEFTrackFit
:green_circle:	test_ActsPersistifySeeds
:green_circle:	test_ActsBenchmarkWithSpot
:green_circle:	test_ActsAnalogueClustering
:green_circle:	test_ActsWorkflowHeavyIons
:green_circle:	test_ActsWorkflowFastTracking
:green_circle:	test_ActsWorkflowCached
:green_circle:	test_ActsWorkflow
:green_circle:	test_ActsValidateAmbiguityResolution
:green_circle:	test_ActsValidateResolvedTracks
:green_circle:	test_ActsValidateTracks
:green_circle:	test_ActsValidateActsCoreSpacePoints
:green_circle:	test_ActsValidateActsSpacePoints
:green_circle:	test_ActsValidateSeeds
:green_circle:	test_ActsValidateOrthogonalSeeds
:green_circle:	test_ActsValidateClusters
:green_circle:	test_ActsPersistifyEDM
:green_circle:	test_ActsGSFRefitting
:green_circle:	test_ActsKfRefitting
:green_circle:	test_ActsExtrapolationAlgTest
:green_circle:	test_ActsITkTest
:green_circle:	run_workflow_tests_run4_mc
:green_circle:	run_workflow_tests_run2_mc
:green_circle:	run_workflow_tests_run2_data
:green_circle:	run_workflow_tests_run3_mc
:green_circle:	run_workflow_tests_run3_data
:green_circle:	run_unit_tests