Add CameraSettings context and provider; integrate into AppProviders and VideoFeed

src/app/reducers/cameraSettingsReducer.ts

@@ -0,0 +1,17 @@
+import type { CameraSettings, CameraSettingsAction } from "../../utils/types";
+
+export const initialState: CameraSettings = {
+  mode: 0,
+};
+
+export const cameraSettingsReducer = (state: CameraSettings, action: CameraSettingsAction) => {
+  switch (action.type) {
+    case "SET_MODE":
+      return {
+        ...state,
+        mode: action.payload,
+      };
+    default:
+      return state;
+  }
+};