Consider a less technological solution
Students, especially in modern times, are already using a big bunch of different online platforms and their functionalities. Adding one more is not a good solution, and, in particular, since it is voluntary, it would likely not get used that much anyway.
At NTNU each course has a group of student representatives (...
My own assessment is:
Teaching training: do training, a lot:
Enroll courses (better outside your area)
Read blogs from teachers
Do you know latest teaching theories
Do you know what other countries do?
Do you know any rellevant teacher outside your country?
Do you know any other collegues outside your ...