refactor: Update runner specifications from 'python_uv_tool' to 'python' across components and documentation

app/src/components/AddComponent.tsx

@@ -4,7 +4,7 @@ import { Plus, X } from "lucide-react"
 const TEMPLATES: Record<string, Record<string, unknown>> = {
   service: {
     run: {
-      runner: "python_uv_tool",
+      runner: "python",
       tool: "",
       cwd: "",
       env: {},

app/src/lib/labels.ts

@@ -1,7 +1,6 @@
 export const RUNNER_LABELS: Record<string, string> = {
-  python_uv_tool: "Python (uv)",
+  python: "Python",
   command: "Command",
-  python_module: "Python module",
   container: "Container",
   node: "Node.js",
   remote: "Remote",