Dockerize code generation

- Added a docker-compose spec that uses an openapitools image for codegen
- Reran client gen, which added a missing file for the alternate AddAllowListEntry binding
- Renamed 'ccloud' dir to 'openapi-generator'

Makefile

@@ -3,13 +3,18 @@
 .PHONY: generate-openapi-client
 generate-openapi-client:
 	rm -rf ./pkg/client/*.go docs
-	openapi-generator generate -g go -i internal/spec/swagger.json -o internal/ccloud \
-		-c internal/spec/config.yaml -t internal/spec
-	mv internal/ccloud/docs ./
-	mv internal/ccloud/*.md ./docs/
-	mv ./internal/ccloud/api_cockroach_cloud.go ./internal/ccloud/service.go
-	go fmt ./internal/ccloud/...
-	mv ./internal/ccloud/*.go pkg/client/
+	docker-compose -f ./docker-compose.yml run --rm \
+		openapi-generator generate \
+			-g go \
+			-i internal/spec/swagger.json \
+			-o internal/openapi-generator \
+			-c internal/spec/config.yaml \
+			-t internal/spec
+	mv internal/openapi-generator/docs ./
+	mv internal/openapi-generator/*.md ./docs/
+	mv ./internal/openapi-generator/api_cockroach_cloud.go ./internal/openapi-generator/service.go
+	go fmt ./internal/openapi-generator/...
+	mv ./internal/openapi-generator/*.go pkg/client/
 	@$(MAKE) add-boilerplate
 
 # Add boilerplate header to all pkg golang files.

docker-compose.yml

@@ -0,0 +1,8 @@
+version: '3'
+
+services:
+  openapi-generator:
+    image: openapitools/openapi-generator-cli:v6.2.0
+    volumes:
+      - ./:/go/src/github.com/cockroachdb/cockroach-cloud-sdk-go
+    working_dir: /go/src/github.com/cockroachdb/cockroach-cloud-sdk-go

internal/openapi-generator/.openapi-generator/VERSION

@@ -0,0 +1 @@
+6.2.0

internal/spec/README.md

@@ -29,7 +29,7 @@ Install `openapi-generator`.
 - `brew install openapi-generator`
 - [OpenAPI Generator doc: Installation](https://openapi-generator.tech/docs/installation/)
 
-Do not delete [.openapi-generator-ignore](../ccloud/.openapi-generator-ignore)! It prevents certain files from being generated. 
+Do not delete [.openapi-generator-ignore](../openapi-generator/.openapi-generator-ignore)! It prevents certain files from being generated. 
 
 To regenerate the ccloud Go API Client code using the files in this directory, use `make generate-openapi-client`. 
 The `openapi-generator` cli can also be used like: