feat: add caesar cipher helper solution

.gitignore

@@ -0,0 +1,17 @@
+# Python
+.venv/
+__pycache__/
+*.pyc
+
+# tooling
+.pytest_cache/
+.ruff_cache/
+
+# editors
+.idea/
+
+# OS noise
+.DS_Store
+
+# Critical
+.env

requirements.txt

@@ -0,0 +1,4 @@
+ruff==0.15.1
+black==26.1.0
+pytest==9.0.2
+pre-commit==4.5.1

src/oop_solution.py

@@ -0,0 +1,8 @@
+class Animal:
+    def __init__(self, name):
+        self.name = name
+
+
+class Cat(Animal):
+    def speak(self) -> str:
+        return f"{self.name} meows."