fix(errors): refine diagnostics formatting and matching #146

Job	Run time
Standalone Package Export Check	4m 23s
Configuration Coverage	6m 54s
Valgrind Checks	3m 47s
Runtime Smoke Checks	3m 32s
Build (clang)	3m 33s
Build (gcc)	3m 39s
Static Analysis	6m 56s
CLI Strict CI Summary	4s
	32m 48s

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