fix: Correct environment variable names for GENAI configuration in .env.example

Author: GravityDarkLab

genai/.env.example

@@ -5,9 +5,11 @@ WEAVIATE_GRPC_PORT=50051
 ### Service Configuration - passed at docker image build time
 GEMAI_PORT=8888
 ### Additional Configuration - passed at image build time
-GEMAI_APP_NAME=skill-forge-genai-dev
-GEMAI_APP_VERSION=0.0.1
-
+GENAI_APP_NAME=skill-forge-genai-dev
+GENAI_APP_VERSION=0.0.1
+IS_DEV_MODE=1
+UVICORN_WORKERS=1
+CORS_ALLOW_ORIGINS=*
 ### LLM Provider Configuration - passed at runtime
 #### ! Use one !
 ##### For LLMStudio Configuration