error: failed to run custom build command for librocksdb-sys v6.20.3 的解决方法
报错：
error: failed to run custom build command for `librocksdb-sys v6.20.3`
thread 'main' panicked at 'Unable to find libclang: "couldn't find any valid shared libraries matching: ['libclang.so', 'libclang-*.so', 'libclang.so.*', 'libclang-*.so.*'], set the `LIBCLANG_PATH` environment
sudo apt install libclang-dev