Merge pull request #170 from DemchaAV/feat/chart-bezier-smooth #492

Job	Run time
Architecture and Documentation Guards	34s
Weekly Benchmark Diff	-10s
Build and run tests (JDK 17)	1m 13s
Build and run tests (JDK 25)	55s
Build and run tests (JDK 21)	1m 5s
Binary Compatibility (japicmp vs pom baseline)	0s
Performance Smoke Check	0s
Test suite without poi-ooxml (optional-deps regression)	0s
Examples Generation Smoke Test	47s
	4m 24s

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