feat: organize tools and enable qwen realtime calls

backend/db/models.py

@@ -10,6 +10,7 @@
 from datetime import datetime
 
 from sqlalchemy import (
+    CheckConstraint,
     JSON,
     Boolean,
     DateTime,
@@ -175,6 +176,7 @@ class Assistant(Base):
     # ---- 瘦类型专属字段(真列,稀疏:按 type 用其中几列) ----
     prompt: Mapped[str] = mapped_column(Text, default="")    # prompt / opencode
     dynamic_variable_definitions: Mapped[dict] = mapped_column(JSON, default=dict)
+    built_in_tools: Mapped[dict] = mapped_column(JSONB, default=dict)
     analysis_config: Mapped[dict] = mapped_column(JSONB, default=dict)
     api_url: Mapped[str] = mapped_column(String(512), default="")    # dify / fastgpt / opencode
     api_key: Mapped[str] = mapped_column(String(512), default="")    # dify / fastgpt / opencode(打码/哨兵)
@@ -245,6 +247,10 @@ class Tool(Base):
             "remote_tool_name",
             name="uq_tools_mcp_server_remote_name",
         ),
+        CheckConstraint(
+            "type IN ('http', 'mcp', 'client')",
+            name="ck_tools_external_type",
+        ),
     )
 
     id: Mapped[str] = mapped_column(String(40), primary_key=True)
@@ -273,7 +279,7 @@ class Tool(Base):
 
 
 class AssistantToolBinding(Base):
-    """Prompt assistant to reusable tool many-to-many binding."""
+    """Assistant reference to a reusable tool plus Prompt usage config."""
 
     __tablename__ = "assistant_tool_bindings"
 
@@ -288,6 +294,7 @@ class AssistantToolBinding(Base):
         primary_key=True,
         index=True,
     )
+    config: Mapped[dict] = mapped_column(JSONB, default=dict)
     created_at: Mapped[datetime] = mapped_column(
         DateTime(timezone=True), server_default=func.now()
     )

backend/db/session.py

@@ -10,7 +10,6 @@ import json
 
 import settings
 from services.interface_catalog import INTERFACE_DEFINITIONS
-from services.system_tools import SYSTEM_TOOL_SPECS
 from sqlalchemy import text
 from sqlalchemy.ext.asyncio import (
     AsyncSession,
@@ -43,39 +42,19 @@ async def sync_interface_definitions() -> None:
                     "interface_type": definition["interface_type"],
                     "name": definition["name"],
                     "capability": definition["capability"],
-                    "field_schema": json.dumps({"fields": definition["fields"]}),
+                    "field_schema": json.dumps(
+                        {
+                            "fields": definition["fields"],
+                            "features": definition.get("features", {}),
+                        }
+                    ),
                 },
             )
 
 
 async def sync_default_tools() -> None:
-    """Ensure system-provided reusable tools exist without overwriting edits."""
-    default_system_tools = []
-    for kind, spec in SYSTEM_TOOL_SPECS.items():
-        config: dict[str, object] = {"kind": kind}
-        if kind == "end_conversation":
-            config.update(
-                {
-                    "message_type": "none",
-                    "custom_message": "",
-                    "capture_reason": True,
-                    "allow_end_interruption": False,
-                }
-            )
-        default_system_tools.append(
-            {
-                **spec,
-                "type": "system",
-                "definition": {
-                    "schema_version": 1,
-                    "type": "system",
-                    "config": config,
-                },
-            }
-        )
-
+    """Ensure workspace-owned reusable external tools exist."""
     default_tools = [
-        *default_system_tools,
         {
             "id": "tool_show_message_default",
             "name": "显示确认消息",
@@ -83,7 +62,7 @@ async def sync_default_tools() -> None:
             "type": "client",
             "description": "向用户显示必须主动确认的重要消息弹窗。",
             "definition": {
-                "schema_version": 1,
+                "schema_version": 2,
                 "type": "client",
                 "config": {
                     "allow_interruptions": False,
@@ -121,7 +100,6 @@ async def sync_default_tools() -> None:
                             "required": False,
                         },
                     ],
-                    "dynamic_variable_assignments": {},
                 },
             },
         },