- Remove nostr_core/version.c from Makefile LIB_SOURCES to fix submodule build failures
- Remove cjson/ from .gitignore and add cjson source files to repository
- Consolidate cJSON.h into cjson/ directory (remove duplicate from nostr_core/)
- Simplify build.sh versioning to only manage git tags and VERSION file
- Update examples/version_test.c to work without version functions
- Consumer projects can now use 'make' directly without missing file errors
- Complete C library template with OpenSSL-based crypto
- Comprehensive build system (Makefile, build.sh)
- Example code and test suite
- Documentation and usage guides
- Cross-platform compatibility (x64/ARM64)
- Production-ready structure for C library projects