workflow: use native runner

.forgejo/workflows/main.yml

@@ -3,18 +3,16 @@ name: build resume
 on: push
 jobs:
   build:
-    runs-on: ubuntu
+    runs-on: native
     steps:
       - uses: actions/checkout@v4
-      - name: "Setup env"
-        uses: https://github.com/JRMurr/direnv-nix-action@v4.1.0
       - name: use typst
         run: typst --version
         shell: bash
       - name: build resume
         run: ./build.sh
         shell: bash
-      - uses: https://github.com/actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v3
         with:
           name: Resume
           path: resume.pdf