Generalize URL matching and enable URL override support for Mistral and GitHub Copilot

Author: robertpiosik

packages/browser/src/content-scripts/send-prompt-content-script/send-prompt-content-script.ts

@@ -60,7 +60,7 @@ const is_claude = current_url.startsWith(claude_url)
 const deepseek_url = 'https://chat.deepseek.com/'
 const is_deepseek = current_url.startsWith(deepseek_url)
 
-const mistral_url = 'https://chat.mistral.ai/chat'
+const mistral_url = 'https://chat.mistral.ai/'
 const is_mistral = current_url.startsWith(mistral_url)
 
 const qwen_url = 'https://chat.qwen.ai/'

packages/browser/src/manifest.json

@@ -32,13 +32,13 @@
         "https://www.doubao.com/chat/",
         "https://gemini.google.com/app",
         "https://gemini.google.com/u/*/app",
-        "https://github.com/copilot",
+        "https://github.com/copilot/*",
         "https://grok.com/",
         "https://huggingface.co/chat/",
         "https://lmarena.ai/",
         "https://www.kimi.com/",
         "https://agent.minimax.io/",
-        "https://chat.mistral.ai/chat",
+        "https://chat.mistral.ai/*",
         "http://openwebui/",
         "https://openrouter.ai/chat*",
         "https://www.perplexity.ai/*",

packages/shared/src/constants/chatbots.ts

@@ -108,6 +108,8 @@ export const CHATBOTS = {
   } as Chatbot,
   'GitHub Copilot': {
     url: 'https://github.com/copilot',
+    supports_url_override: true,
+    url_override_label: 'Space URL',
     models: {
       'gpt-5-mini': { label: 'GPT-5 mini' },
       'grok-code-fast-1': { label: 'Grok Code Fast 1' },
@@ -147,6 +149,8 @@ export const CHATBOTS = {
   } as Chatbot,
   Mistral: {
     url: 'https://chat.mistral.ai/chat',
+    supports_url_override: true,
+    url_override_label: 'Project URL',
     supported_options: {
       incognito: 'Incognito mode',
       think: 'Think'