chore: Add environment variables for OpenAI API Like integration

.env.example

@@ -29,5 +29,13 @@ GOOGLE_GENERATIVE_AI_API_KEY=
 # EXAMPLE http://localhost:11434
 OLLAMA_API_BASE_URL=
 
+# You only need this environment variable set if you want to use OpenAI API Like models
+# EXAMPLE https://xxx.xxxx.com/v1
+OPENAI_API_LIKE_BASE_URL=
+
+# Get your OpenAI API Like Key by following these instructions -
+# https://help.openai.com/en/articles/4936850-where-do-i-find-my-openai-api-key
+OPENAI_API_LIKE_KEY=
+
 # Include this environment variable if you want more logging for debugging locally
 VITE_LOG_LEVEL=debug