ci: Add release creation workflow

.github/workflows/process_tag.yaml

@@ -0,0 +1,32 @@
+on:
+  push:
+    tags:
+      - "v*"
+      - "rc*"
+
+name: Process Tags
+
+jobs:
+  build:
+    name: Create Release
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - name: Get Changelog Entry
+        id: changelog_reader
+        uses: mindsers/changelog-reader-action@v2
+        with:
+          validation_level: warn
+          version: ${{ github.ref }}
+          path: ./CHANGELOG.md
+      - name: Create Release
+        id: create_release
+        uses: actions/create-release@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          tag_name: ${{ github.ref }}
+          release_name: Release ${{ github.ref }}
+          body: ${{ steps.changelog_reader.outputs.changes }}
+          draft: false
+          prerelease: ${{ startsWith(github.ref, 'rc') }}