Phase 122-123: std::span callsite conversion (Parts 2-3 - Compiler & … #103

Job	Run time
Build & Test (clang-15, Release)	33s
Build & Test (gcc-13, Release)	46s
Build & Test (clang-15, Debug)	38s
Build & Test (gcc-13, Debug)	1m 1s
Performance Regression Check	1m 17s
Code Quality Checks	1m 7s
Sanitizer Tests (ASAN + UBSAN)	26s
Build Summary	2s
	5m 50s

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