add diff function

.gitea/workflows/kibot.yml

@@ -205,6 +205,13 @@ jobs:
         name: JLCPCB-${{ steps.layers.outputs.layers }}layer
         path: Generated/*_JLCPCB_compress.zip
 
+    - name: Retrieve results - Diff Report
+      if: steps.generate_diff.outputs.has_diff == 'true'
+      uses: actions/upload-artifact@v3
+      with:
+        name: Schematic-PCB-Diff
+        path: Generated/DIFF
+
   # Deploy to documentation branch
   deploy:
     runs-on: kicad-kibot-runner

kibot.yaml

@@ -232,6 +232,38 @@ outputs:
       output: '%f-report.%x'
       do_convert: true
 
+  # Schematic diff
+  - name: 'sch_diff'
+    comment: "Schematic diff PDF"
+    type: diff
+    dir: DIFF
+    disabled_by_default: false
+    options:
+      output: '%f-schematic-diff.%x'
+      format: PDF
+      diff_mode: 'red_green'
+      old: 'HEAD~1'
+      new: 'HEAD'
+      cache_dir: '.cache'
+      add_link_id: true
+      only_different: true
+      
+  # PCB diff  
+  - name: 'pcb_diff'
+    comment: "PCB diff PDF"
+    type: diff
+    dir: DIFF
+    disabled_by_default: false
+    options:
+      output: '%f-pcb-diff.%x'
+      format: PDF
+      diff_mode: 'red_green'
+      old: 'HEAD~1'
+      new: 'HEAD'
+      cache_dir: '.cache'
+      pcb: true
+      only_different: true
+
   # JLCPCB fabrication package
   - name: 'jlcpcb_gerbers'
     comment: "Gerbers for JLCPCB"