This adds a lightweight form of tracing to GTS. Each incoming request is
assigned a Request ID which we then pass on and log in all our log
lines. Any function that gets called downstream from an HTTP handler
should now emit a requestID=value pair whenever it logs something.
Co-authored-by: kim <grufwub@gmail.com>
* update config generator to support nested structs, add cache configuration options
* update envparsing test
* add cache configuration to config parse tests
* set cache configuration in testrig
* move caches to sub-cache "gts" namespace, update envparsing, add cache config docs to example config
Signed-off-by: kim <grufwub@gmail.com>
