feat: migrate to uv and use nu shell

.github/dependabot.yml

@@ -4,6 +4,12 @@
 # https://docs.github.com/github/administering-a-repository/configuration-options-for-dependency-updates
 
 version: 2
+
+multi-ecosystem-groups:
+  python:
+    schedule:
+      interval: "daily"
+
 updates:
   - package-ecosystem: github-actions
     directory: "/"
@@ -15,9 +21,7 @@ updates:
           - "*"
   - package-ecosystem: pip
     directory: /
-    schedule:
-      interval: "daily"
-    groups:
-      pip:
-        patterns:
-          - "*"
+    multi-ecosystem-group: python
+  - package-ecosystem: uv
+    directory: /
+    multi-ecosystem-group: python

pyproject.toml

@@ -0,0 +1,24 @@
+[project]
+name = "cpp-linter-action"
+version = "0.0.0+private_virtual"
+requires-python = ">=3.9"
+dependencies = []
+
+[dependency-groups]
+action = [
+    "clang-tools==0.15.1",
+    "cpp-linter==1.10.7",
+]
+dev = [
+    "mypy>=1.17.1",
+    "pre-commit>=4.3.0",
+    "ruff>=0.12.8",
+]
+docs = [
+    "markdown-gfm-admonition>=0.1.1",
+    "mkdocs>=1.6.1",
+    "mkdocs-gen-files>=0.5.0",
+    "mkdocs-include-markdown-plugin>=7.1.6",
+    "mkdocs-material>=9.6.16",
+    "pyyaml>=6.0.2",
+]