feat: allow environment variables for config and API base URLs

Author: lzwjava

.coveragerc

@@ -0,0 +1,3 @@
+[run]
+source = iclaw
+parallel = true

iclaw/config.py

@@ -1,7 +1,9 @@
 import json
+import os
 from pathlib import Path
 
-CONFIG_PATH = Path.home() / ".config" / "iclaw" / "config.json"
+_default_config = Path.home() / ".config" / "iclaw" / "config.json"
+CONFIG_PATH = Path(os.environ.get("ICLAW_CONFIG_PATH", str(_default_config)))
 TOKEN_REFRESH_INTERVAL = 24 * 60  # seconds
 
 

iclaw/github_api.py

@@ -1,5 +1,12 @@
+import os
+
 import requests
 
+GITHUB_API_BASE = os.environ.get("ICLAW_GITHUB_API_BASE", "https://api.github.com")
+COPILOT_API_BASE = os.environ.get(
+    "ICLAW_COPILOT_API_BASE", "https://api.githubcopilot.com"
+)
+
 COPILOT_HEADERS = {
     "Content-Type": "application/json",
     "Editor-Version": "vscode/1.85.0",
@@ -11,7 +18,7 @@
 
 def get_copilot_token(github_token):
     resp = requests.get(
-        "https://api.github.com/copilot_internal/v2/token",
+        f"{GITHUB_API_BASE}/copilot_internal/v2/token",
         headers={
             "Authorization": f"Bearer {github_token}",
             "Editor-Version": "vscode/1.85.0",
@@ -28,7 +35,7 @@ def get_copilot_token(github_token):
 
 def get_models(copilot_token):
     resp = requests.get(
-        "https://api.githubcopilot.com/models",
+        f"{COPILOT_API_BASE}/models",
         headers={"Authorization": f"Bearer {copilot_token}", **COPILOT_HEADERS},
     )
     if not resp.ok:
@@ -40,9 +47,9 @@ def chat(messages, copilot_token, model="gpt-4o", tools=None):
     payload = {"model": model, "messages": messages, "stream": False}
     if tools:
         payload["tools"] = tools
-        
+
     resp = requests.post(
-        "https://api.githubcopilot.com/chat/completions",
+        f"{COPILOT_API_BASE}/chat/completions",
         headers={"Authorization": f"Bearer {copilot_token}", **COPILOT_HEADERS},
         json=payload,
     )