ci(release): switch to release-please for release management (#91)

.github/.release-please-manifest.json

@@ -0,0 +1,3 @@
+{
+  ".": "0.6.42"
+}

.github/release-please-config.json

@@ -0,0 +1,14 @@
+{
+  "bootstrap-sha": "3d6c7fff64bda8ba0dbea181c9f94fb9716dd188",
+  "packages": {
+    ".": {
+      "release-type": "simple",
+      "changelog-path": "CHANGELOG.md",
+      "bump-minor-pre-major": true,
+      "bump-patch-for-minor-pre-major": true,
+      "draft": false,
+      "prerelease": false
+    }
+  },
+  "$schema": "https://raw.githubusercontent.com/googleapis/release-please/main/schemas/config.json"
+}

.github/workflows/ci.yml

@@ -50,3 +50,9 @@ jobs:
         run: make test
         env:
           VERBOSE: "true"
+
+  release-please:
+    runs-on: ubuntu-latest
+    if: github.ref_name == 'main' || github.ref_name == 'master'
+    steps:
+      - uses: jimeh/release-please-manifest-action@v1