Merge branch 'main' into feature

Author: nemozak1

src/mcp_server_obp/server.py

@@ -57,6 +57,43 @@
 # NEW HYBRID TAG-BASED ENDPOINT TOOLS (RECOMMENDED)
 # ============================================================================
 
+@mcp.tool()
+def list_all_endpoint_tags() -> str:
+    """
+    Get all available OBP API endpoint tags.
+    
+    Use this to discover what tags are available before calling list_endpoints_by_tag().
+    Tags represent different categories of endpoints (e.g., "Account", "Transaction", "Customer").
+    
+    Returns:
+        JSON string with all available tags and their endpoint counts
+    
+    Example:
+        list_all_endpoint_tags() -> Returns all available tags with counts
+    """
+    try:
+        index = get_endpoint_index()
+        tags = index.get_all_tags()
+        
+        # Count endpoints per tag
+        tag_counts = {}
+        for tag in tags:
+            endpoints = index.list_endpoints_by_tag([tag])
+            tag_counts[tag] = len(endpoints)
+        
+        # Sort by count descending
+        sorted_tags = sorted(tag_counts.items(), key=lambda x: x[1], reverse=True)
+        
+        return json.dumps({
+            "total_tags": len(tags),
+            "tags": [{"tag": tag, "endpoint_count": count} for tag, count in sorted_tags]
+        }, indent=2)
+        
+    except Exception as e:
+        logger.error(f"Error listing endpoint tags: {e}")
+        return json.dumps({"error": str(e)}, indent=2)
+
+
 @mcp.tool()
 def list_endpoints_by_tag(tags: List[str]) -> str:
     """
@@ -149,10 +186,10 @@ def get_endpoint_schema(endpoint_id: str) -> str:
 async def call_obp_api(
     ctx: Context,
     endpoint_id: str,
-    path_params: dict = None,
-    query_params: dict = None,
-    body: dict = None,
-    headers: dict = None,
+    path_params: dict = {},
+    query_params: dict = {},
+    body: dict = {},
+    headers: dict = {}
 ) -> str:
     """
     Execute an OBP API request to a specific endpoint.