wanjoc

### SUMMARY While installing Superset via pip, WTForms version 3.1.0 is fetched, which is incompatible. Pinning the version to 3.0.1 resolves errors on pages like 'List Users', 'Roles', and 'Activity'....

docs: Added instructions on configuring Superset SECRET_KEY

5

### SUMMARY Added alternative instructions on setting SECRET_KEY via environment variables. ### BEFORE/AFTER SCREENSHOTS OR ANIMATED GIF ### ADDITIONAL INFORMATION - [ ] Has associated issue: - [ ] Required...