feat: support process discovery v2 schema

[dmehala]

Description

Introduce two new fields in process discovery: process_tags and container_id.

[pr-commenter]

Benchmarks

Benchmark execution time: 2025-11-11 19:59:54

Comparing candidate commit bd56e07 in PR branch dmehala/v2-process-discovery with baseline commit 0c13dba in branch main.

Found 0 performance improvements and 1 performance regressions! Performance is the same for 0 metrics, 0 unstable metrics.

scenario:BM_TraceTinyCCSource

• 🟥 execution_time [+3.357ms; +3.508ms] or [+4.472%; +4.673%]

[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 87.67%. Comparing base (0c13dba) to head (bd56e07).
⚠️ Report is 3 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #251      +/-   ##
==========================================
+ Coverage   87.65%   87.67%   +0.01%     
==========================================
  Files          83       83              
  Lines        5501     5507       +6     
==========================================
+ Hits         4822     4828       +6     
  Misses        679      679              

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[datadog-official]

🎯 Code Coverage
• Patch Coverage: 100.00%
• Total Coverage: 87.67% (+0.01%)

View detailed report

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