Vision support via images / pdfs etc that can be passed on to other models as part of analysis, additional context etc.

Image processing pipeline added
OpenAI GPT-4.1 support
Chat tool prompt enhancement
Lint and code quality improvements

utils/file_utils.py

@@ -48,6 +48,36 @@ from .file_types import BINARY_EXTENSIONS, CODE_EXTENSIONS, IMAGE_EXTENSIONS, TE
 from .security_config import CONTAINER_WORKSPACE, EXCLUDED_DIRS, MCP_SIGNATURE_FILES, SECURITY_ROOT, WORKSPACE_ROOT
 from .token_utils import DEFAULT_CONTEXT_WINDOW, estimate_tokens
 
+
+def _is_builtin_custom_models_config(path_str: str) -> bool:
+    """
+    Check if path points to the server's built-in custom_models.json config file.
+
+    This only matches the server's internal config, not user-specified CUSTOM_MODELS_CONFIG_PATH.
+    We identify the built-in config by checking if it resolves to the server's conf directory.
+
+    Args:
+        path_str: Path to check
+
+    Returns:
+        True if this is the server's built-in custom_models.json config file
+    """
+    try:
+        path = Path(path_str)
+
+        # Get the server root by going up from this file: utils/file_utils.py -> server_root
+        server_root = Path(__file__).parent.parent
+        builtin_config = server_root / "conf" / "custom_models.json"
+
+        # Check if the path resolves to the same file as our built-in config
+        # This handles both relative and absolute paths to the same file
+        return path.resolve() == builtin_config.resolve()
+
+    except Exception:
+        # If path resolution fails, it's not our built-in config
+        return False
+
+
 logger = logging.getLogger(__name__)
 
 
@@ -271,7 +301,8 @@ def translate_path_for_environment(path_str: str) -> str:
     tools and utilities throughout the codebase. It handles:
     1. Docker host-to-container path translation (host paths -> /workspace/...)
     2. Direct mode (no translation needed)
-    3. Security validation and error handling
+    3. Internal server files (conf/custom_models.json)
+    4. Security validation and error handling
 
     Docker Path Translation Logic:
     - Input: /Users/john/project/src/file.py (host path from Claude)
@@ -284,6 +315,10 @@ def translate_path_for_environment(path_str: str) -> str:
     Returns:
         Translated path appropriate for the current environment
     """
+    # Handle built-in server config file - no translation needed
+    if _is_builtin_custom_models_config(path_str):
+        return path_str
+
     if not WORKSPACE_ROOT or not WORKSPACE_ROOT.strip() or not CONTAINER_WORKSPACE.exists():
         # Not in the configured Docker environment, no translation needed
         return path_str