Replace isort with ruff for import sorting

- Update pre-commit config to use ruff with --select=I for imports only
- Apply ruff import sorting to fix pre-commit issues
- Ruff and black work together without conflicts

.pre-commit-config.yaml

@@ -12,11 +12,11 @@ repos:
     hooks:
     -   id: black
 
--   repo: https://github.com/pycqa/isort
-    rev: 6.0.1
+-   repo: https://github.com/astral-sh/ruff-pre-commit
+    rev: v0.11.12
     hooks:
-    -   id: isort
-        args: ["--profile", "black", "--filter-files"]
+    -   id: ruff
+        args: ["--select=I", "--fix"]  # Only run import-related rules
 
 -   repo: https://github.com/pycqa/flake8
     rev: 7.2.0