ci: don't include example and FabricExample in diff

Author: kirillzyusko

.github/workflows/ai-review.yml

@@ -77,11 +77,13 @@ jobs:
           done <<< "$FILES"
 
           echo "===== DIFF =====" >> prompt.txt
-          git diff origin/main...HEAD \
-            -- . \
-            ':(exclude)**/example/**' \
-            ':(exclude)**/FabricExample/**' \
-          >> prompt.txt
+          git diff origin/main...HEAD | \
+          awk '
+            /^diff --git/ {
+              skip = ($3 ~ /\/(example|FabricExample)\//)
+            }
+            !skip
+          ' >> prompt.txt
 
       - name: Run LLM review
         run: |