Add instructions for running example project

Author: grdsdev

.gitignore

@@ -134,3 +134,4 @@ iOSInjectionProject/
 
 # Custom
 .deriveddata
+Secrets.swift

Examples/Shared/Sources/Secrets.swift

@@ -0,0 +1,4 @@
+import Foundation
+
+let SUPABASE_URL = URL(string: "https://{PROJECT_ID}.supabase.co/auth/v1")!
+let SUPABASE_API_KEY = "{ANON_KEY}"

Examples/Shared/Sources/_Secrets.swift

@@ -11,6 +11,17 @@ Oauth2:
 - `signIn` with OAuth2 provider only return provider url. Users have to launch that url to continue the auth flow.
 - After receiving callback uri from OAuth2 provider, use `session(from url: URL)` to parse session data.
 
+## Running Examples
+
+For running the examples project you'll have to provide your own Supabase project.
+
+```sh
+$ cp Examples/Shared/Sources/_Secrets.swift Examples/Shared/Sources/Secrets.swift
+$ Examples/Shared/Sources/Secrets.swift # Or use you favorite editor
+```
+
+Replace `{PROJECT_ID}` and `{ANON_KEY}` with real values for your project on the Supabase portal.
+
 Check [Examples](/Examples) for example usages.
 
 ## Contributing
@@ -25,7 +36,6 @@ Check [Examples](/Examples) for example usages.
 
 This repo is licensed under MIT.
 
-
 ## Credits
 
 - https://github.com/supabase/gotrue-js - ported from supabase/gotrue-js fork