chore: add release-please configuration

Author: iamralch

.github/settings/release-please-config.json

@@ -0,0 +1,8 @@
+{
+  "packages": {
+    ".": {
+      "release-type": "go",
+      "bump-minor-pre-major": true
+    }
+  }
+}

.github/settings/release-please-manifest.json

@@ -0,0 +1,3 @@
+{
+  ".": "0.0.0"
+}

.github/workflows/release.yml

@@ -0,0 +1,20 @@
+name: Release
+
+on:
+  push:
+    branches:
+      - main
+
+permissions:
+  contents: write
+  pull-requests: write
+
+jobs:
+  release:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v6
+      - uses: googleapis/release-please-action@v4
+        with:
+          config-file: .github/settings/release-please-config.json
+          manifest-file: .github/settings/release-please-manifest.json