chore: Add release-please for terraform modules (#73)

Author: nahsi

.github/release-please/config.json

@@ -0,0 +1,17 @@
+{
+  "release-type": "terraform-module",
+  "bump-minor-pre-major": true,
+  "bump-patch-for-minor-pre-major": true,
+  "initial-version": "0.1.0",
+  "packages": {
+    "terraform-modules/spectrum": {
+      "component": "terraform-module-spectrum"
+    },
+    "terraform-modules/k3s": {
+      "component": "terraform-module-k3s"
+    },
+    "terraform-modules/talos": {
+      "component": "terraform-module-talos"
+    }
+  }
+}

.github/release-please/manifest.json

@@ -0,0 +1 @@
+{}

.github/workflows/release.yml

@@ -0,0 +1,29 @@
+name: "release-please"
+
+on:
+  push:
+    branches:
+      - "main"
+
+concurrency:
+  group: "${{ github.workflow }}-${{ github.ref }}"
+
+jobs:
+  release-please:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Run release-please
+        id: release
+        uses: googleapis/release-please-action@v4
+        with:
+          target-branch: main
+          token: ${{ secrets.FLUENCEBOT_RELEASE_PLEASE_PAT }}
+          config-file: .github/release-please/config.json
+          manifest-file: .github/release-please/manifest.json
+
+      - name: Show output from release-please
+        if: steps.release.outputs.releases_created
+        env:
+          RELEASE_PLEASE_OUTPUT: ${{ toJSON(steps.release.outputs) }}
+        run: echo "${RELEASE_PLEASE_OUTPUT}" | jq