build: add release-please (#8)

Signed-off-by: Peter Balogh <p.balogh.sa@gmail.com>

Author: pbalogh-sa

.github/release-config.json

@@ -0,0 +1,13 @@
+{
+    "bump-patch-for-minor-pre-major": true,
+    "separate-pull-requests": true,
+    "sequential-calls": true,
+    "include-component-in-tag": true,
+    "skip-github-release": false,
+    "packages": {
+        "integrations/agntcy-agp/agentic-apps": {
+            "package-name": "agentic-apps",
+            "release-type": "simple"
+        }
+    }
+}

.github/release-manifest.json

@@ -0,0 +1,3 @@
+{
+    "integrations/agntcy-agp/agentic-apps": "0.0.1"
+}

.github/workflows/release.yaml renamed to .github/workflows/release-images.yaml

@@ -1,12 +1,12 @@
 # SPDX-FileCopyrightText: Copyright (c) 2025 Cisco and/or its affiliates.
 # SPDX-License-Identifier: Apache-2.0
 
-name: release
+name: release sample agentic application images
 
 on:
   push:
     tags:
-      - 'v[0-9]+.[0-9]+.[0-9]+'
+      - 'agentic-apps-v[0-9]+.[0-9]+.[0-9]+'
 
 concurrency:
   group: ${{ github.workflow }}-${{ github.ref }}
@@ -17,7 +17,7 @@ jobs:
     name: Prepare Build
     outputs:
       targets: ${{ steps.all-targets.outputs.targets }}
-      image-tag: ${{ steps.resolve.outputs.image_tag }}
+      image-tag: ${{ steps.resolve.outputs.version }}
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
@@ -34,8 +34,14 @@ jobs:
       - name: Container image
         id: resolve
         run: |
-          # Export vars
-          echo "image_tag=${GITHUB_REF#refs/*/}" >> $GITHUB_OUTPUT
+          # strip gentic-apps- prefix from the tag
+          _target=${GITHUB_REF_NAME#agentic-apps-}
+
+          # get version only
+          version=${_target##*-v}
+          echo version=${version} >> ${GITHUB_OUTPUT}
+
+          echo "Version: $version"
 
       - name: List all targets
         id: all-targets

.github/workflows/release-please-check.yaml

@@ -0,0 +1,28 @@
+# SPDX-FileCopyrightText: Copyright (c) 2025 Cisco and/or its affiliates.
+# SPDX-License-Identifier: Apache-2.0
+
+---
+name: ci release-please check
+
+on:
+  push:
+    branches:
+      - main
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: ${{ github.event_name == 'pull_request' }}
+
+jobs:
+  release:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+      pull-requests: write
+    steps:
+      - uses: googleapis/release-please-action@v4
+        id: release-please
+        with:
+          token: ${{ secrets.AGNTCY_BUILD_BOT_GH_TOKEN }}
+          config-file: .github/release-config.json
+          manifest-file: .github/release-manifest.json