refactor: Add .gitignore file

.gitignore

@@ -0,0 +1,22 @@
+# Temporary files
+temp*.*
+python_semantic_release_templates/.previous_changelog_for_template.md
+python_semantic_release_templates/.previous_release_notes_for_template.md
+
+# Environments
+.env*/
+.venv*/
+env*/
+venv*/
+ENV*/
+env.bak/
+venv.bak/
+
+# ruff
+.ruff_cache/
+
+# PyCharm
+.idea/
+
+# VSCode
+.vscode/