hotfix: update bereal headers (#14)

* fix: update `Bereal-Device-Id`, `BeReal-Timezone` and `Bereal-Signature`

* add: newly required env `variables`

* fix: make `bereal-timezone` and env variable

README.md

@@ -60,8 +60,23 @@ Create and fill in the `.env` file:
 GITHUB_TOKEN=
 # Google Analytics tracking ID (Optional)
 GA4_MEASUREMENT_ID=
+
+# BeReal Signature
+BEREAL_SIGNATURE=
+
+# BeReal Device ID
+BEREAL_DEVICE_ID=
+
+# BeReal Timezone
+BEREAL_TIMEZONE=
 ```
 
+> [!WARNING]\
+> The `BEREAL_SIGNATURE` and `BEREAL_DEVICE_ID` are required for the app to
+> function. You can find them by inspecting the network requests made by the
+> BeReal app in a rooted Android device using
+> [Burp Suite](https://portswigger.net/burp) and [Frida](https://frida.re/).
+
 Run the development server:
 
 ```sh

client.ts

@@ -7,13 +7,12 @@ export const headers = (_templates: TemplateStringsArray, token: string) => ({
   "Bereal-Device-Language": "en-US",
   "Bereal-App-Version": "1.19.6",
   "Bereal-Os-Version": "10",
-  "Bereal-Device-Id": "7ee4e0f891cca704",
-  "Bereal-Timezone": "Europe/Madrid",
+  "Bereal-Device-Id": Deno.env.get("BEREAL_DEVICE_ID")!,
+  "Bereal-Timezone": Deno.env.get("BEREAL_TIMEZONE")!,
   "Bereal-App-Version-Code": "1631",
-  "Bereal-Signature":
-    "MToxNzA2MDMzNzU0ODg2Oup7dtgGFyaMYEr29QlXEJt44RxF6dBBpN+PpYPz+7Zn",
-  "Authorization": `Bearer ${token}`,
+  "Bereal-Signature": Deno.env.get("BEREAL_SIGNATURE")!,
   "User-Agent": "okhttp/4.12.0",
+  "Authorization": `Bearer ${token}`,
 });
 
 const refresh = () => ({