Add documentation, pre-commit hook, more make commands and

.pre-commit-config.yaml

@@ -1,7 +1,10 @@
+# Run Ruff formatter on commits.
 repos:
   - repo: https://github.com/astral-sh/ruff-pre-commit
     rev: v0.9.10
     hooks:
-      - id: ruff
-#        args: [ --fix ]
       - id: ruff-format
+
+      # Runs Ruff linting - just checks without fixing, but blocks commit if errors are found.
+#      - id: ruff
+#        args: ["--output-format=concise"]