feat: allow users to configure openai host (#1283)

ui/desktop/src/components/settings/models/hardcoded_stuff.tsx

@@ -65,7 +65,7 @@ export function getDefaultModel(key: string): string | undefined {
 export const short_list = ['gpt-4o', 'claude-3-5-sonnet-latest'];
 
 export const required_keys = {
-  OpenAI: ['OPENAI_API_KEY'],
+  OpenAI: ['OPENAI_API_KEY', 'OPENAI_HOST'],
   Anthropic: ['ANTHROPIC_API_KEY'],
   Databricks: ['DATABRICKS_HOST'],
   Groq: ['GROQ_API_KEY'],

ui/desktop/src/components/settings/providers/BaseProviderGrid.tsx

@@ -38,7 +38,7 @@ function getArticle(word: string): string {
 
 export function getProviderDescription(provider) {
   const descriptions = {
-    OpenAI: 'Access GPT-4, GPT-3.5 Turbo, and other OpenAI models',
+    OpenAI: 'Access GPT-4 and other OpenAI models, including OpenAI compatible ones',
     Anthropic: 'Access Claude and other Anthropic models',
     Google: 'Access Gemini and other Google AI models',
     Groq: 'Access Mixtral and other Groq-hosted models',