feat: add control board replacement workflow

backend/app/identity.py

@@ -694,6 +694,15 @@ def repair_completion_request(path: str) -> bool:
 def required_api_permission(method: str, path: str) -> str | None:
     if path.startswith("/api/admin/"):
         return "users.manage"
+    if method == "POST" and path.endswith("/change-mac") and path.startswith("/api/miners/"):
+        return "miners.replace_control_board"
+    if (
+        method == "POST"
+        and len(path.split("/")) == 5
+        and path.split("/")[:3] == ["", "api", "miners"]
+        and path.split("/")[4] == "replace-control-board"
+    ):
+        return "miners.replace_control_board"
     if method == "POST" and path == "/api/repairs":
         return "repairs.create"
     if method == "POST" and repair_completion_request(path):