ci: fix saved Ci doks

.forgejo/workflows/main.yaml

@@ -31,10 +31,13 @@ jobs:
     - name: Build documentation
       run: cargo doc --no-deps --document-private-items
     
+    - name: Create docs directory
+      run: mkdir -p ./docs-output && cp -r target/doc/* ./docs-output/
+    
     - name: Upload documentation as artifact
-      uses: actions/upload-artifact@v4
+      uses: actions/upload-artifact@v3  # Понижена версия для совместимости с GHES
       with:
         name: rust-documentation
-        path: target/doc/
+        path: ./docs-output/
         retention-days: 30
         if-no-files-found: error