docs: add python documentation

Author: monok8i

docs/features/python.md

@@ -0,0 +1,19 @@
+# Python
+
+Python is the main programming language for this project.
+
+---
+
+## What is it used for here?
+!!! question "!"
+    - All application code, tests, and tools are written in `python`
+    - Supports type hints, modern syntax, async features, and tooling
+    - Project requires **`python 3.10+`**
+
+---
+
+## How is it configured and used?
+
+- The minimum required `python` version is specified in [pyproject.toml](https://github.com/python-boilerplate/uv-template/blob/main/pyproject.toml) and in Dockerfiles.
+- All dependencies are managed using [uv](./uv.md).
+- You can use any `python` 3.10+ interpreter (locally, in Docker, or in a devcontainer).