* Update catalog and ui endpoints to show APIGateway in gateway service
topology view
* Added initial implementation for service view
* updated ui
* Fix topology view for gateways
* Adding tests for gw controller
* remove unused args
* Undo formatting changes
* Fix call sites for upstream/downstream gw changes
* Add config entry tests
* Fix function calls again
* Move from ServiceKey to ServiceName, cleanup from PR review
* Add additional check for length of services in bound apigateway for
IsSame comparison
* fix formatting for proto
* gofmt
* Add DeepCopy for retrieved BoundAPIGateway
* gofmt
* gofmt
* Rename function to be more consistent
Replace bindata packages with stdlib go:embed.
Modernize some uiserver code with newer interfaces introduced in go 1.16 (mainly working with fs.File instead of http.File.
Remove steps that are no longer used from our build files.
Add Github Action to detect differences in agent/uiserver/dist and verify that the files are correct (by compiling UI assets and comparing contents).