added opencode image

.gitea/workflows/build-opencode.yaml

@@ -0,0 +1,39 @@
+
+name: CI
+on:
+  push:
+    branches: [ master ]
+    paths:
+      - 'cgit/*'
+      - '.gitea/workflows/build-opencode.yaml'      
+jobs:
+  "Build opencode docker images":
+    runs-on: woryzen
+    steps:
+      -
+        name: Login to Gitea container registry
+        uses: docker/login-action@v3
+        with:
+          registry: gitea.woggioni.net
+          username: woggioni
+          password: ${{ secrets.PUBLISHER_TOKEN }}
+      -
+        name: Build and push opencode images
+        uses: docker/build-push-action@v6
+        with:
+          builder: multiplatform-builder
+          context: "{{defaultContext}}:opencode"
+          build-args: |
+            OPENCODE_VERSION=1.1.26
+            ALPINE_VERSION=3.23
+          platforms: |
+            linux/amd64
+            linux/arm64
+          push: true
+          pull: true
+          tags: |
+            "gitea.woggioni.net/woggioni/opencode:1.1.26"
+            "gitea.woggioni.net/woggioni/opencode:1.1.26-alpine3.23"
+            "gitea.woggioni.net/woggioni/opencode:1.1.26-alpine"
+            "gitea.woggioni.net/woggioni/opencode:latest"
+