Add comprehensive GC Minimization Plan for performance recovery #67

Job	Run time
Performance Regression Check	1m 20s
Build & Test (gcc-13, Release)	42s
Build & Test (gcc-13, Debug)	53s
Build & Test (clang-15, Release)	37s
Code Quality Checks	1m 8s
Sanitizer Tests (ASAN + UBSAN)	41s
Build & Test (clang-15, Debug)	32s
Build Summary	2s
	5m 55s

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