nix: make dist tarball in nix

This is more sound than having to rely on host nix shell.

Signed-off-by: Ophestra <cat@gensokyo.uk>

.gitea/workflows/release.yml

@@ -3,7 +3,7 @@ name: Release
 on:
   push:
     tags:
-      - 'v*'
+      - '*'
 
 jobs:
   release:
@@ -15,8 +15,11 @@ jobs:
 
       - name: Process static files
         run: >-
-          nix build --print-out-paths --print-build-logs .#hakurei-static &&
-          nix shell nixpkgs#gnutar nixpkgs#zstd --command tar -C result --zstd -cf hakurei.app-${{ github.ref_name }}.tar.zst .
+          nix build 
+            --print-out-paths
+            --print-build-logs
+            --out-link hakurei.app-${{ github.ref_name }}.tar.zst
+            .#dist
 
       - name: Release
         uses: https://gitea.com/actions/release-action@main

.gitea/workflows/static.yml

@@ -27,7 +27,7 @@ jobs:
         run: >-
           export HAKUREI_REV="$(git rev-parse --short HEAD)" &&
           sed -i.old 's/version = /version = "0.0.0-'$HAKUREI_REV'"; # version = /' package.nix &&
-          nix build --print-out-paths --print-build-logs .#hakurei-static &&
+          nix build --print-out-paths --print-build-logs .#static &&
           mv package.nix.old package.nix &&
           echo "rev=$HAKUREI_REV" >> $GITHUB_OUTPUT