Args: Fix imports and handling of export openapi

The api-servers arg is passed when running subcommands, so use that
instead of replicating the arg again.

Signed-off-by: kingbri <8082010+kingbri1@users.noreply.github.com>

.github/workflows/pages.yml

@@ -48,8 +48,8 @@ jobs:
           npm install @redocly/cli -g
       - name: Export OpenAPI docs
         run: |
-          python main.py export-openapi --export-path "openapi-kobold.json"
-          python main.py export-openapi --export-path "openapi-oai.json"
+          python main.py export-openapi --export-path "openapi-kobold.json" --api-servers kobold
+          python main.py export-openapi --export-path "openapi-oai.json" --api-servers oai
       - name: Build and store Redocly site
         run: |
           mkdir static

start.py

@@ -272,7 +272,6 @@ if __name__ == "__main__":
 
     # Assume all dependencies are installed from here
     try:
-        from common.args import convert_args_to_dict
         from main import entrypoint
 
         # Create a config if it doesn't exist