Try adding cache-busting back to DashboardController

app/controllers/dashboard_controller.rb

@@ -65,6 +65,8 @@ class DashboardController < ApplicationController
         # If you don't do this, you will hit hard to debug
         # CSP errors on local when changing API_HOST.
         response.headers["Cache-Control"] = "no-cache, no-store"
+        response.headers["Pragma"] = "no-cache"
+        response.headers["Expires"] = "0"
         load_css_assets
         load_js_assets
         render actn

db/seeds.rb

@@ -7,7 +7,7 @@ if Rails.env == "development"
     ENV['OS_UPDATE_SERVER'] = "http://non_legacy_update_url.com"
     # CREDIT: Faker Ruby Gem
     VEGGIES                 = %w(artichoke arugula asparagus broccoli
-    cabbage carrot cauliflower celery chive cornichon cucumber
+    cabbage carrot cauliflower celery chive cucumber
     eggplant endive garlic jicama kale kohlrabi leek lettuce okra onion
     parsnip pepper potato pumpkin radicchio radish raspberry rhubarb spinach
      squash tomato turnip zucchini)

frontend/config/__tests__/actions_test.ts

@@ -59,7 +59,7 @@ describe("Actions", () => {
     storeToken(old, dispatch)(undefined);
     expect(setToken).toHaveBeenCalledWith(old);
     expect(didLogin).toHaveBeenCalledWith(old, dispatch);
-    expect(console.warn).toHaveBeenCalledWith(expect.stringContaining(
-      "Failed to refresh token"));
+    expect(console.warn)
+      .toHaveBeenCalledWith(expect.stringContaining("Can't refresh token."));
   });
 });

frontend/config/actions.ts

@@ -8,7 +8,7 @@ import { timeout } from "promise-timeout";
 export const storeToken =
   (old: AuthState, dispatch: Function) => (_new: AuthState | undefined) => {
     const t = _new || old;
-    (!_new) && console.warn("Failed to refresh token. Something is wrong.");
+    (!_new) && console.warn("Can't refresh token. Is API_HOST set correctly?");
     dispatch(setToken(t));
     didLogin(t, dispatch);
   };

frontend/devices/reducer.ts

@@ -8,7 +8,7 @@ import { maybeNegateStatus } from "../connectivity/maybe_negate_status";
 import { EdgeStatus } from "../connectivity/interfaces";
 import { ReduxAction } from "../redux/interfaces";
 import { connectivityReducer } from "../connectivity/reducer";
-import { versionOK, fancyDebug } from "../util";
+import { versionOK } from "../util";
 import { EXPECTED_MAJOR, EXPECTED_MINOR } from "./actions";
 import { DeepPartial } from "redux";
 import { incomingLegacyStatus } from "../connectivity/connect_device";
@@ -129,7 +129,6 @@ export let botReducer = generateReducer<BotState>(initialState(), afterEach)
       return s;
     })
   .add<DeepPartial<HardwareState>>(Actions.STATUS_UPDATE, (s, { payload }) => {
-    fancyDebug({ payload });
     s.hardware = {
       ...s.hardware,
       ...(payload as typeof s.hardware)