Initial release: Go Jdenticon library v0.1.0

- Core library with SVG and PNG generation
- CLI tool with generate and batch commands
- Cross-platform path handling for Windows compatibility
- Comprehensive test suite with integration tests

internal/engine/testdata/fuzz/FuzzParseHex/e30600eab4f84cf4

@@ -0,0 +1,4 @@
+go test fuzz v1
+string("-1")
+int(-2)
+int(5)