feat: add documentation link under usename dropdown menu

web/src/components/header.tsx

@@ -144,6 +144,18 @@ const Header = (props: any) => {
             open={!!anchorEl}
             onClose={handleClose}
           >
+            <MenuItem sx={{ justifyContent: 'center' }}>
+              <Button
+                href={'https://server.sasjs.io'}
+                target="_blank"
+                rel="noreferrer"
+                variant="contained"
+                color="primary"
+                size="large"
+              >
+                Documentation
+              </Button>
+            </MenuItem>
             <MenuItem sx={{ justifyContent: 'center' }}>
               <Button
                 component={Link}