Disallow usage of fs API via clippy

clippy.toml

@@ -5,3 +5,31 @@ ignore-interior-mutability = [
   "pixi::project::environment::Environment",
   "pixi::project::solve_group::SolveGroup",
 ]
+
+disallowed-types = [
+  "std::fs::DirEntry",
+  "std::fs::File",
+  "std::fs::OpenOptions",
+  "std::fs::ReadDir",
+]
+
+disallowed-methods = [
+  "std::fs::canonicalize",
+  "std::fs::copy",
+  "std::fs::create_dir",
+  "std::fs::create_dir_all",
+  "std::fs::hard_link",
+  "std::fs::metadata",
+  "std::fs::read",
+  "std::fs::read_dir",
+  "std::fs::read_link",
+  "std::fs::read_to_string",
+  "std::fs::remove_dir",
+  "std::fs::remove_dir_all",
+  "std::fs::remove_file",
+  "std::fs::rename",
+  "std::fs::set_permissions",
+  "std::fs::soft_link",
+  "std::fs::symlink_metadata",
+  "std::fs::write",
+]