ENH: readme: add back the logo

Change-Id: Idfed4ec9d024d0e2cf8dd8fee01c508940b385ed

README.md

@@ -1,3 +1,8 @@
+![image](https://user-images.githubusercontent.com/106916061/179006347-497d24c0-9bd6-45b7-8c49-d5cc8ecfe5d7.png)
+# Work with us!
+If you are interested in working with us in China, please apply to our open positions below by simply sending your resume to our mailbox [zhaopin at bambulab.com].
+- [Graphics Algorithm Engineer](https://bambulab.jobs.feishu.cn/experienced/position/7139785303246637342/detail)
+- [Software Engineer C++](https://bambulab.jobs.feishu.cn/experienced/position/7088880036707420446/detail)
 # BambuStudio
 Bambu Studio is a cutting-edge, feature-rich slicing software.  
 It contains project-based workflows, systematically optimized slicing algorithms, and an easy-to-use graphic interface, bringing users an incredibly smooth printing experience.