Import ducklm runtime

app/tools/plugins/file_write/__init__.py

@@ -0,0 +1,33 @@
+from __future__ import annotations
+
+from app.core.contracts import ToolResult, UserTask
+from app.tools.base import BaseTool
+from app.tools.sandbox import ToolSandbox
+
+
+class Tool(BaseTool):
+    name = "file_write"
+    description = "Write content to file"
+
+    def __init__(self, sandbox: ToolSandbox) -> None:
+        self._sandbox = sandbox
+
+    def execute(self, task: UserTask, args: dict[str, object]) -> ToolResult:
+        path = args.get("path")
+        content = str(args.get("content", ""))
+        if not path:
+            return ToolResult(tool=self.name, ok=False, error="Missing path")
+        try:
+            resolved = self._sandbox.ensure_path_allowed(str(path))
+            resolved.parent.mkdir(parents=True, exist_ok=True)
+            resolved.write_text(content, encoding="utf-8")
+            return ToolResult(
+                tool=self.name,
+                ok=True,
+                output=f"Wrote {len(content)} bytes",
+                metadata={"path": str(resolved), "size": len(content)},
+            )
+        except PermissionError as e:
+            return ToolResult(tool=self.name, ok=False, error=f"Access denied: {e}")
+        except Exception as e:
+            return ToolResult(tool=self.name, ok=False, error=f"Error: {e}")

app/tools/plugins/file_write/manifest.json

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+{
+  "name": "file_write",
+  "version": "1.0",
+  "entrypoint": "Tool",
+  "description": "Write content to file",
+  "args_schema": {
+    "path": {"type": "string", "required": true, "description": "File path to write"},
+    "content": {"type": "string", "required": true, "description": "Content to write"}
+  },
+  "requires_permission": true
+}