ci: add initial pipeline for releasing.

README.md

@@ -82,4 +82,10 @@ Enable this playlist, currently ignored.
 
 ## Installation
 
-Download the `.dll` in the [releases](/redxef/jellyfin-smart-playlist/releases) section and place it in the `plugins/jellyfin-smart-playlist/` directory (create it).
+Add the [plugin repository](https://jellyfin.org/docs/general/server/plugins/#catalog)
+to Jellyfin:
+`https://gitea.redxef.at/redxef/jellyfin-smart-playlist/raw/branch/manifest/manifest.json`
+
+Go to `Dashboard>Catalog>(Gear)>(Plus)` and paste the provided link into
+the field labeled `Repository URL`, give the plugin a descriptive name
+too.

ci/pipeline.yml

@@ -0,0 +1,117 @@
+---
+resource_types:
+  - name: http-resource
+    type: registry-image
+    source:
+      repository: redxef/concourse-http-resource
+      tag: edge
+
+resources:
+- name: source
+  type: git
+  source:
+    uri: https://gitea.redxef.at/redxef/jellyfin-smart-playlist
+    branch: main
+    fetch_tags: true
+    tag_regex: 'v.*'
+- name: manifest
+  type: git
+  source:
+    uri: ssh://git@gitea.redxef.at:8022/redxef/jellyfin-smart-playlist.git
+    branch: manifest
+    private_key: ((gitea.id_ed25519))
+- name: releases
+  type: http-resource
+  source:
+    url: https://gitea.redxef.at/api/v1/repos/redxef/jellyfin-smart-playlist/releases
+    method: get
+    auth:
+      basic:
+        username: ((gitea.username))
+        password: ((gitea.token))
+- name: artifact
+  type: http-resource
+  source:
+    url: https://gitea.redxef.at/api/v1/repos/redxef/jellyfin-smart-playlist/releases/((.:release_id))/assets
+    method: get
+    auth:
+      basic:
+        username: ((gitea.username))
+        password: ((gitea.token))
+    headers:
+    - - Accept
+      - application/json
+    query:
+    - - name
+      - smart-playlist_((.:version)).zip
+    body:
+      multipart:
+        files:
+          attachment: artifacts/smart-playlist_((.:version)).zip
+    version_check_method: none
+
+
+jobs:
+- name: release
+  plan:
+  - get: source
+    trigger: true
+  - get: manifest
+  - get: releases
+  - task: run-build
+    config:
+      platform: linux
+      image_resource:
+        type: registry-image
+        source:
+          repository: alpine
+      inputs:
+      - name: source
+      - name: manifest
+      - name: releases
+      outputs:
+      - name: artifacts
+      - name: manifest
+      run:
+        path: sh
+        args:
+        - -c
+        - |
+          #!/bin/sh
+          set -eu
+          apk add --no-cache jq git dotnet8-sdk python3 py3-pip
+          pip3 install --break-system-packages jprm
+          cp manifest/manifest.json source/
+          (
+            cd source
+            ./release.sh build
+          )
+          cp source/artifacts/*.zip artifacts/
+          cd source
+          VERSION="$(./release.sh version)"
+          cd ..
+          printf '%s' "$VERSION" > artifacts/version
+          cp source/manifest.json manifest/
+          (
+            cd manifest
+            git add .
+            git config user.name 'Concourse CI/CD'
+            git config user.email 'concourse@redxef.at'
+            git commit -m "ci: update manifest for version ${VERSION}."
+          )
+          jq --arg tag "v$VERSION" -r '.[] | select(.tag_name == $tag) | .id' < releases/body > artifacts/release_id
+          ls artifacts
+  - load_var: release_id
+    file: artifacts/release_id
+    reveal: true
+  - load_var: version
+    file: artifacts/version
+    reveal: true
+  - put: artifact
+    inputs:
+    - artifacts
+    params:
+      method: post
+  - put: manifest
+    params:
+      repository: manifest