docs: add comprehensive CONTRIBUTING.md with pre-commit setup

- Add detailed contribution guidelines with development workflow
- Include pre-commit hooks setup and usage instructions
- Document conventional commit format requirements
- Add testing guidelines and code style standards
- Enhance pre-commit config with additional quality checks
- Update README links to point to local CONTRIBUTING.md

Author: dividor

.pre-commit-config.yaml

@@ -1,5 +1,15 @@
 repos:
+  - repo: https://github.com/pre-commit/pre-commit-hooks
+    rev: v4.4.0
+    hooks:
+      - id: trailing-whitespace
+      - id: end-of-file-fixer
+      - id: check-yaml
+      - id: check-json
+      - id: check-added-large-files
+      - id: check-merge-conflict
   - repo: https://github.com/psf/black
     rev: 23.3.0
     hooks:
-      - id: black
+      - id: black
+        language_version: python3.11