Add community sync

.forgejo/workflows/sync-community.yml

@@ -0,0 +1,36 @@
+on:
+  workflow_dispatch:
+
+jobs:
+  mirror-community:
+    name: Mirror community apks downstream
+    runs-on: x86_64
+    container:
+      image: alpine:latest
+    env:
+      upstream: https://dl-cdn.alpinelinux.org/alpine/edge/community
+      downstream: https://ayakael.net/api/packages/alpine-archive/alpine/edge/community
+    steps:
+      - name: Environment setup
+        run: apk add grep coreutils gawk curl
+      - name: Fetch info from upstream
+        run: |
+          apk --allow-untrusted --update-cache --repositories-file /dev/null --repository $upstream update
+          apk --allow-untrusted --update-cache --repositories-file /dev/null --repository $upstream list | grep -v installed | awk '{print $1, $2}' | sort > upstream
+      - name: Fetch info from downstream
+        run: |
+          apk --allow-untrusted --update-cache --repositories-file /dev/null --repository $downstream update || true
+          apk --allow-untrusted --update-cache --repositories-file /dev/null --repository $downstream list | grep -v installed | awk '{print $1, $2}' | sort > downstream
+      - name: Missing apks detection
+        run: |
+          comm -23 upstream downstream | awk '{print $1}' > missing
+          echo "Missing apks:"
+          cat missing
+      - name: Send missing packages downstream
+        run: |
+          while read pkgs; do
+            echo "Sending $pkgs"
+            wget $upstream/x86_64/$pkgs.apk
+            curl --user ${{ vars.CODE_FORGEJO_USER }}:${{ secrets.CODE_FORGEJO_TOKEN }} --upload-file $pkgs.apk $downstream
+            rm $pkgs.apk
+          done < missing