fix: move api port mapping to dev override, fix Web Dockerfile project name

- Base compose has no ports (env overrides define them)
- Dev override maps api to 5200:8080
- Web Dockerfile updated to reference .Web project name

Ref: IT-628

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

docker/environments/docker-compose.yml

@@ -17,8 +17,6 @@ services:
     environment:
       - ASPNETCORE_ENVIRONMENT=Production
       - App__ConnectionString=${CONNECTION_STRING}
-    ports:
-      - "8080:8080"
     depends_on:
       db:
         condition: service_started