| background_run | Internal helper function to run a 'plumber' instance on specific host and port. | 
| copy_tgve | Internal helper function to: 1. copy the bundled zip 2. unzip 3. cleanup as required. TODO: return a value? | 
| explore_dir | A function to read and serve at least one file from a directory. | 
| explore_file | A function to explore a spatial csv or geojson file | 
| explore_sf | Explore an sf R object using TGVE npm package. | 
| file_replace | Function to replace patterns in given files. | 
| get_url | Helper function to generate URLs | 
| help | Function to explore available API variables, their types and examples of using them in the TGVE | 
| is_valid_url | Good enough regex to sanitize URLs | 
| list_api_files | Function to find what files may contain TGVE API variables for functions like 'file_replace' to consume. | 
| openURL | Internal helper function to "browse" a URL. | 
| setup | Setup an instance. | 
| tempInstance | copy the inst/tgve to a temp in an R session | 
| tgve | Open static TGVE instance | 
| tgvejsVersion | Version of the tgvejs npm package bundled in 'tgver' | 
| tgve_server | Start a TGVE instance server | 
| version | Version of the tgvejs npm package bundled in 'tgver' |