chore: switch to node 20

.gitea/workflows/deploy.yaml

@@ -11,7 +11,7 @@ jobs:
       - uses: actions/checkout@v3
       - uses: actions/setup-node@v4
         with:
-          node-version: 22.x
+          node-version: 20.x
       - run: npm ci
       - uses: purcell/setup-emacs@master
         with:

shell.nix

@@ -1,6 +1,6 @@
 { pkgs ? import <nixpkgs> {} }:
 pkgs.mkShell {
-  nativeBuildInputs = with pkgs; [
+  nativeBuildInputs = [
-    nodejs_22
+    pkgs.nodejs_20
   ];
 }