chore: prepare docfill project for gitea

manual_tests/03_excel_to_excel/task.json

@@ -0,0 +1,18 @@
+{
+  "vars": {
+    "date": "2026-06-18"
+  },
+  "data": {
+    "type": "excel",
+    "path": "./source_audit_data.xlsx",
+    "sheet": "Audit",
+    "header_row": 2
+  },
+  "template": {
+    "path": "./audit_template.xlsx"
+  },
+  "output": {
+    "path": "./out/audit_{{date}}_{{employee}}_{{_row}}.xlsx",
+    "overwrite": true
+  }
+}