Update pull_request_template.md

Signed-off-by: Julius Härtl <jus@bitgrid.net>

.github/pull_request_template.md

@@ -1,7 +1,23 @@
+### 📝 Summary
 
 * Resolves: # <!-- related github issue -->
-* Target version: master 
 
-### Summary
+<!-- Write a summary of your change and some reasoning if needed -->
+
+#### 🖼️ Screenshots
+
+🏚️ Before | 🏡 After
+---|---
+B | A
 
 
+### 🚧 TODO
+
+- [ ] ...
+
+### 🏁 Checklist
+
+- [ ] Code is properly formatted (`npm run lint` / `npm run stylelint` / `composer run cs:check`)
+- [ ] [Sign-off message](https://probot.github.io/apps/dco/) is added to all commits
+- [ ] [Tests](https://github.com/nextcloud/text#-testing-the-app) (unit, integration and/or end-to-end) passing and the changes are covered with tests
+- [ ] Documentation ([README](https://github.com/nextcloud/text/blob/master/README.md) or [documentation](https://github.com/nextcloud/documentation/blob/master/admin_manual/configuration_server/text_configuration.rst#L2)) has been updated or is not required