Prepare v0.2.0 release: update NEWS.md, add release workflow

Author: Jesssullivan

.github/workflows/release.yaml

@@ -0,0 +1,52 @@
+# GitHub Actions workflow for creating releases
+# Triggers on version tags (v*)
+
+name: Release
+
+on:
+  push:
+    tags:
+      - 'v*'
+
+jobs:
+  release:
+    runs-on: ubuntu-latest
+    name: Build and Release
+
+    permissions:
+      contents: write
+
+    env:
+      GITHUB_PAT: ${{ secrets.GITHUB_TOKEN }}
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: r-lib/actions/setup-pandoc@v2
+
+      - uses: r-lib/actions/setup-r@v2
+        with:
+          r-version: 'release'
+          use-public-rspm: true
+
+      - uses: r-lib/actions/setup-r-dependencies@v2
+        with:
+          extra-packages: any::devtools
+          needs: build
+
+      - name: Build package
+        run: |
+          pkg <- devtools::build()
+          file.copy(pkg, ".")
+          cat("PKG_FILE=", basename(pkg), "\n", file = Sys.getenv("GITHUB_ENV"), sep = "", append = TRUE)
+        shell: Rscript {0}
+
+      - name: Create Release
+        uses: softprops/action-gh-release@v1
+        with:
+          files: gnucashr_*.tar.gz
+          generate_release_notes: true
+          draft: false
+          prerelease: false
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

NEWS.md

@@ -1,4 +1,4 @@
-# gnucashr (development version)
+# gnucashr 0.2.0
 
 ## New Features