ci: update environment and fix format errors

.github/workflows/build.yml

@@ -4,8 +4,6 @@ on:
     branches:
       - master
       - develop
-env:
-  NIXPKGS_ALLOW_UNFREE: "1"
 jobs:
   build-custom-packages:
     runs-on: ubuntu-latest
@@ -21,3 +19,5 @@ jobs:
           authToken: '${{ secrets.CACHIX_AUTH_TOKEN }}'
       - name: Build custom packages
         run: nix build -f ./pkgs --impure
+        env:
+          NIXPKGS_ALLOW_UNFREE: "1"

.github/workflows/iso.yml

@@ -21,4 +21,4 @@ jobs:
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         run: |
-          gh release create "${{ github.ref }}" --generate-notes build-iso-result/iso/*.iso
+          gh release create latest --prerelease --generate-notes build-iso-result/iso/*.iso

.github/workflows/site.yml

@@ -1,10 +1,9 @@
 name: "Build project site"
 on:
+  workflow_dispatch:
   push:
     branches:
       - master
-    paths:
-      - docs/
 jobs:
   build:
     runs-on: ubuntu-latest

.github/workflows/update.yml

@@ -11,16 +11,17 @@ jobs:
       - uses: DeterminateSystems/magic-nix-cache-action@v2
       - uses: DeterminateSystems/nix-installer-action@v4
       - name: Update flake inputs
-        run: nix flake update --commit-lock-file --commit-lockfile-summary "flake.lock: update inputs"
+        run: |
+          nix flake update --commit-lock-file --commit-lockfile-summary "flake.lock: update inputs"
         env:
           GIT_AUTHOR_NAME: github-actions[bot]
           GIT_AUTHOR_EMAIL: github-actions[bot]@users.noreply.github.com
           GIT_COMMITTER_NAME: github-actions[bot]
           GIT_COMMITTER_EMAIL: github-actions[bot]@users.noreply.github.com
       - name: Build custom packages
-        run: nix build --impure --file ./pkgs
+        run: nix build --dry-run --impure --file ./pkgs
       - name: Build NixOS configurations
-        run: nix build --impure .#images.{ni,plover,bootstrap}
+        run: nix build --dry-run --impure .#images.{ni,plover,bootstrap}
       - name: Push changes to remote
         run: |
           git remote remove origin