Add release automation to CI workflow

.github/workflows/R-CMD-check.yml

@@ -3,11 +3,17 @@ name: R CMD Check & Build
 on:
   push:
     branches: [ main, master ]
+    tags:
+      - 'v*'
   pull_request:
     branches: [ main, master ]
+  workflow_dispatch:
 
 jobs:
   R-CMD-check:
+    outputs:
+      full_version: ${{ steps.dynamic_version.outputs.FULL_VERSION }}
+      pkg_file: ${{ steps.build.outputs.PKG_FILE }}
     runs-on: ubuntu-latest
     permissions:
       contents: read
@@ -21,7 +27,7 @@ jobs:
       - name: Set up R
         uses: r-lib/actions/setup-r@v2
         with:
-          r-version: '4.5.0'
+          r-version: 'release'
 
       - name: Read version from .ver file
         id: get_version
@@ -33,7 +39,13 @@ jobs:
 
       - name: Construct dynamic version string
         id: dynamic_version
-        run: echo "FULL_VERSION=${{ steps.get_version.outputs.VERSION }}.${{ steps.get_sha.outputs.SHA }}" >> $GITHUB_OUTPUT
+        run: |
+          if [ "${GITHUB_REF_TYPE}" = "tag" ]; then
+            VERSION="${GITHUB_REF_NAME#v}"
+          else
+            VERSION="${{ steps.get_version.outputs.VERSION }}.${{ steps.get_sha.outputs.SHA }}"
+          fi
+          echo "FULL_VERSION=$VERSION" >> $GITHUB_OUTPUT
 
       - name: Update DESCRIPTION file with dynamic version
         run: |
@@ -72,3 +84,26 @@ jobs:
         with:
           name: processcontrol-${{ steps.dynamic_version.outputs.FULL_VERSION }}
           path: ${{ steps.build.outputs.PKG_FILE }}
+
+  release:
+    needs: R-CMD-check
+    if: startsWith(github.ref, 'refs/tags/')
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+    steps:
+      - name: Download package artifact
+        uses: actions/download-artifact@v4
+        with:
+          name: processcontrol-${{ needs.R-CMD-check.outputs.full_version }}
+          path: dist
+
+      - name: List packaged files
+        run: ls -R dist
+
+      - name: Publish GitHub release
+        uses: softprops/action-gh-release@v1
+        with:
+          tag_name: ${{ github.ref_name }}
+          name: processcontrol ${{ needs.R-CMD-check.outputs.full_version }}
+          files: dist/${{ needs.R-CMD-check.outputs.pkg_file }}

DESCRIPTION

@@ -9,7 +9,7 @@ Description: Generate time series chart for individual values with mean and +/-
     3 standard deviation lines and the corresponding mR chart with the upper control
     limit. Also execute the 8 Shewhart stability run tests and display the violations.
 Depends:
-    R (>= 4.5.0)
+    R (>= 4.0.0)
 License: MIT + file LICENSE
 LazyData: TRUE
 Imports: