1 files changed, 10 insertions, 0 deletions
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 62e11ed..c3137f7 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -22,15 +22,25 @@ jobs:
         cache: 'npm'
     - name: Install Node.js packages
       run: npm ci
+
     - name: Get current date
       id: date
       run: echo "::set-output name=date::$(date +'%s')"
+    - uses: dorny/paths-filter@v2
+      id: filter
+      with:
+        filters: |
+          source:
+            - 'src/**'
+    # modify version number if actual source files changed
     - name: Modify version number
       uses: mingjun97/file-regex-replace@v1
+      if: steps.filter.outputs.source == "true"
       with:
         regex: 'version: "[0-9]*",'
         replacement: 'version: "${{ steps.date.outputs.date }}",'
         include: 'gatsby-config\.ts'
+
     - name: Clean Gatsby cache
       run: npm run clean
     - name: Run Gatsby Build