Add version verification and pull request creation steps

Author: baylesj

.github/workflows/update-project-version.yml

@@ -78,4 +78,62 @@ jobs:
             fi
           fi
 
-      - name:
+      - name: verify version macros
+        id: verify
+        run: |
+          FILE="include/json/version.h"
+          if [ -f "$FILE" ]; then
+            V_STR=$(grep "JSONCPP_VERSION_STRING" $FILE | awk -F'"' '{print $2}')
+            V_MAJ=$(grep "JSONCPP_VERSION_MAJOR" $FILE | awk '{print $3}')
+            V_MIN=$(grep "JSONCPP_VERSION_MINOR" $FILE | awk '{print $3}')
+            V_PAT=$(grep "JSONCPP_VERSION_PATCH" $FILE | awk '{print $3}')
+            V_QUA=$(grep "JSONCPP_VERSION_QUALIFIER" $FILE | awk '{print $3}')
+            
+            echo "### version.h verification" >> $GITHUB_STEP_SUMMARY
+            echo "| macro | value |" >> $GITHUB_STEP_SUMMARY
+            echo "| :--- | :--- |" >> $GITHUB_STEP_SUMMARY
+            echo "| string | $V_STR |" >> $GITHUB_STEP_SUMMARY
+            echo "| major | $V_MAJ |" >> $GITHUB_STEP_SUMMARY
+            echo "| minor | $V_MIN |" >> $GITHUB_STEP_SUMMARY
+            echo "| patch | $V_PAT |" >> $GITHUB_STEP_SUMMARY
+            echo "| qualifier | ${V_QUA:-*(empty)*} |" >> $GITHUB_STEP_SUMMARY
+            
+            # pass values to the pr body
+            {
+              echo "header_report<<EOF"
+              echo "| Macro | Value |"
+              echo "| :--- | :--- |"
+              echo "| STRING | \`$V_STR\` |"
+              echo "| MAJOR | \`$V_MAJ\` |"
+              echo "| MINOR | \`$V_MIN\` |"
+              echo "| PATCH | \`$V_PAT\` |"
+              echo "| QUALIFIER | \`${V_QUA:-empty}\` |"
+              echo "EOF"
+            } >> $GITHUB_OUTPUT
+          fi
+
+      - name: sanity check (cmake configure)
+        run: |
+          if [ -f CMakeLists.txt ]; then
+            mkdir build_check
+            cd build_check
+            cmake .. -DJSONCPP_WITH_TESTS=OFF -DJSONCPP_WITH_POST_BUILD_UNITTEST=OFF
+            cd ..
+            rm -rf build_check
+          fi
+
+      - name: create pull request
+        uses: peter-evans/create-pull-request@v7
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}
+          commit-message: "chore: bump version to ${{ github.event.inputs.target_version }}"
+          branch: "bump-to-${{ github.event.inputs.target_version }}"
+          title: "chore: bump version to ${{ github.event.inputs.target_version }}"
+          body: |
+            automated version bump.
+            - new version: `${{ github.event.inputs.target_version }}`
+            - new soversion: `${{ github.event.inputs.target_soversion || 'no change' }}`
+
+            ### header verification
+            ${{ steps.verify.outputs.header_report }}
+          labels: "maintenance"