Change old UI link to React App to point to graph page (#6697)

* change the link to React App to point to graph page

Signed-off-by: blalov <boiskila@gmail.com>

* add search params to classic UI link

Signed-off-by: blalov <boiskila@gmail.com>

* lint fix

Signed-off-by: blalov <boiskila@gmail.com>

* remove navLink onclick

Signed-off-by: blalov <boiskila@gmail.com>

* remove left-over

Signed-off-by: blalov <boiskila@gmail.com>

* remove pkg files

Signed-off-by: blalov <boiskila@gmail.com>

* delete .vscode

Signed-off-by: Boyko Lalov <boiskila@gmail.com>

web/ui/react-app/src/Navbar.tsx

@@ -67,7 +67,7 @@ const Navigation: FC<PathPrefixProps> = ({ pathPrefix }) => {
             <NavLink href="https://prometheus.io/docs/prometheus/latest/getting_started/">Help</NavLink>
           </NavItem>
           <NavItem>
-            <NavLink href={`${pathPrefix}/`}>Classic UI</NavLink>
+            <NavLink href={`${pathPrefix}/graph${window.location.search}`}>Classic UI</NavLink>
           </NavItem>
         </Nav>
       </Collapse>

web/ui/templates/graph.html

@@ -29,7 +29,7 @@
           <i class="glyphicon glyphicon-unchecked"></i>
           <button type="button" class="search-history" title="search previous queries">Enable query history</button>
         </div>
-        <button type="button" class="btn btn-link btn-sm new_ui_button" onclick="window.location.pathname='{{ pathPrefix }}/new'">Try experimental React UI</button>
+        <button type="button" class="btn btn-link btn-sm new_ui_button" onclick="window.location.pathname='{{ pathPrefix }}/new/graph'">Try experimental React UI</button>
       </div>
     </div>