This project based on STSW-IMG005 (STMicroelectroics Provide) software packages. in this project not provied sources in STSW-IMG005. you can download above link.
after download and decompress VL53L0X API files. you can check folder structure
vl53l0x/api/folder
├── Api <== it's your API PATH
│ ├── core
│ │ ├── inc
│ │ └── src
│ └── platform
│ ├── inc
│ └── src
├── ...
Clone repository
$ cd components
$ git clone https://github.com/ys-oh/vl53l0x_esp32
$ cd vl53l0x_esp32
In component folder. run script to configure api path
$ ./configure_api_path.sh "your/vl53l0x/api/path"
Return to your Project Folder. then build
$ cd "your/esp32/project/folder"
$ idf.py build
enjoy your project :)