port full auth flow to cf workers

src/providers/auth/AuthContext.tsx

@@ -0,0 +1,40 @@
+import * as React from 'react';
+
+type AuthContextType = {
+    sessionKey: string | null;
+    setSessionKey: (value: string | null) => void;
+};
+
+type Props = {
+    sessionKey: string | null;
+    children: React.ReactNode;
+};
+
+const AuthContext = React.createContext<AuthContextType>({
+    sessionKey: null,
+    setSessionKey: () => {},
+});
+
+export const AuthProvider = (props: Props) => {
+    const [sessionKey, setSessionKey] = React.useState(props.sessionKey);
+
+    return (
+        <AuthContext.Provider value={{ sessionKey, setSessionKey }}>
+            {props.children}
+        </AuthContext.Provider>
+    );
+};
+
+export const useAuth = () => {
+    const authCtx = React.useContext(AuthContext);
+    if (!authCtx) {
+        throw new Error('useAuth used without AuthProvider');
+    }
+
+    return authCtx;
+};
+
+export const isAuthenticated = () => {
+    const authCtx = useAuth();
+    return authCtx.sessionKey !== null;
+};

src/providers/auth/index.ts

@@ -0,0 +1 @@
+export * from './AuthContext';