⚡ Bolt: Pre-compile regex patterns in job_parser for performance

[anchapin]

💡 What: Pre-compiled regex patterns as module-level constants in cli/integrations/job_parser.py.
🎯 Why: To avoid redundant regex compilation during job parsing and extraction operations, improving performance when iterating over patterns.
📊 Impact: Faster job parsing due to avoiding repeated regex compilation on hot paths.
🔬 Measurement: Run the test suite and verify parsing works as expected.

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PR created automatically by Jules for task 7497909677668288847 started by @anchapin

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