add sign-in page

src/App.svelte

@@ -3,6 +3,7 @@
 
     import Load from './page/Load/Load.svelte';
     import Greet from './page/Greet/Greet.svelte';
+    import SignIn from './page/SignIn/SignIn.svelte';
 
     import Titlebar from './widget/Titlebar/Titlebar.svelte';
 
@@ -38,6 +39,7 @@
         <Router {url}>
             <Route path='/' component={Greet} />
             <Route path='/load' component={Load} />
+            <Route path='/sign-in' component={SignIn} />
         </Router>
     </div>
 </div>

src/page/Greet/Greet.svelte

@@ -30,13 +30,13 @@
             </button>
         </Link>
 
-        <Link href='/homeserver_list'>
+        <Link href='/homeserver-list'>
             <button>
                 Create account
             </button>
         </Link>
         <br/>
-        <Link href='/homeserver_list'>
+        <Link href='/homeserver-list'>
             <button>
                 Explore servers
             </button>

src/page/SignIn/SignIn.svelte

@@ -0,0 +1,15 @@
+<script lang="ts">
+    import style from './style.module.scss';
+
+    import AccountStore from '../../store/AccountStore';
+
+    let homeserver = AccountStore.getState().homeserver;
+</script>
+
+<div class={style.root}>
+    <h1>Log In</h1>
+    <p align='center'>
+        To continue, you must choose a homeserver<br/>
+        <input type='text' value={homeserver}>
+    </p>
+</div>

src/page/SignIn/style.module.scss

@@ -0,0 +1,7 @@
+.root {
+    h1 {
+        font-weight: 400;
+        font-size: 20pt;
+        text-align: center;
+    }
+}

src/store/AccountStore.ts

@@ -0,0 +1,15 @@
+import { configureStore } from '@reduxjs/toolkit';
+
+export interface RouteState {
+    homeserver: string
+}
+
+export default configureStore({
+    reducer: {
+        homeserver: (state = 'matrix.org', action) => {
+            const actions = [ 'setHomeserver' ];
+            if (actions.indexOf(action.type) === -1) return state;
+            return action.homeserver ?? state;
+        }
+    },
+})