Add config to publish Nix packages (#581)

Signed-off-by: Luca Comellini <[email protected]>

Author: lucacome

.github/workflows/ci.yml

@@ -165,6 +165,12 @@ jobs:
           mkdir -p $HOME/.cache/snapcraft/stage-packages
         if: github.ref_type == 'tag'
 
+      - name: Install Nix
+        uses: cachix/install-nix-action@7ac1ec25491415c381d9b62f0657c7a028df52a7 # v24
+        with:
+          github_access_token: ${{ secrets.GITHUB_TOKEN }}
+        if: github.ref_type == 'tag'
+
       - name: Run GoReleaser
         uses: goreleaser/goreleaser-action@7ec5c2b0c6cdda6e8bbb49444bc797dd33d74dd8 # v5.0.0
         with:
@@ -173,7 +179,7 @@ jobs:
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
           GOPATH: ${{ steps.go.outputs.go_path }}
-          HOMEBREW_TAP_GITHUB_TOKEN: ${{ secrets.NGINX_PAT }}
+          NGINX_GITHUB_TOKEN: ${{ secrets.NGINX_PAT }}
           SLACK_WEBHOOK: ${{ secrets.SLACK_WEBHOOK_COMMUNITY }}
           SNAPCRAFT_STORE_CREDENTIALS: ${{ secrets.SNAPCRAFT_LOGIN }}
 

.goreleaser.yml

@@ -58,9 +58,9 @@ brews:
   - repository:
       owner: nginxinc
       name: homebrew-tap
-      token: '{{ .Env.HOMEBREW_TAP_GITHUB_TOKEN }}'
+      token: '{{ .Env.NGINX_GITHUB_TOKEN }}'
     folder: Formula
-    homepage: https://www.nginx.com/
+    homepage: https://github.com/nginxinc/nginx-prometheus-exporter
     description: NGINX Prometheus Exporter for NGINX and NGINX Plus
     license: Apache-2.0
     commit_author:
@@ -113,3 +113,18 @@ snapcrafts:
         plugs: ["network", "network-bind"]
         completer: completions/nginx-prometheus-exporter.bash
     disable: "{{ if .IsSnapshot }}true{{ end }}"
+
+nix:
+  - repository:
+      owner: nginxinc
+      name: nur
+      token: '{{ .Env.NGINX_GITHUB_TOKEN }}'
+    homepage: https://github.com/nginxinc/nginx-prometheus-exporter
+    description: NGINX Prometheus Exporter for NGINX and NGINX Plus
+    license: asl20
+    commit_author:
+      name: nginx-bot
+      email: [email protected]
+    extra_install: |-
+      installManPage ./manpages/nginx-prometheus-exporter.1.gz
+      installShellCompletion ./completions/*