Add login and signup by code (#6097)

Signed-off-by: Kristina Fefelova <kristin.fefelova@gmail.com>

packages/ui/src/components/CodeInput.svelte

@@ -0,0 +1,80 @@
+<!--
+// Copyright © 2024 Hardcore Engineering Inc.
+//
+// Licensed under the Eclipse Public License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License. You may
+// obtain a copy of the License at https://www.eclipse.org/legal/epl-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+//
+// See the License for the specific language governing permissions and
+// limitations under the License.
+-->
+
+<script lang="ts">
+  export let value: string | undefined = undefined
+  export let id: string | undefined = undefined
+  export let name: string | undefined = undefined
+  export let size: 'small' | 'medium' = 'small'
+</script>
+
+<div class="container">
+  <input
+    class={size}
+    type="text"
+    {id}
+    {name}
+    bind:value
+    on:blur
+    on:change
+    on:keyup
+    on:input
+    maxlength={1}
+    inputmode="numeric"
+    autocomplete="off"
+    placeholder=""
+    spellcheck="false"
+    autocapitalize="on"
+  />
+</div>
+
+<style lang="scss">
+  .container {
+    position: relative;
+    display: flex;
+    flex-direction: column;
+    padding: 0;
+
+    background-color: var(--theme-button-default);
+    border: 1px solid var(--theme-button-border);
+    caret-color: var(--theme-caret-color);
+
+    &:focus-within {
+      background-color: var(--theme-button-focused);
+      border-color: var(--theme-list-divider-color);
+    }
+
+    input {
+      text-align: center;
+      margin: 0;
+      padding: 0;
+      background-color: transparent;
+      border: none;
+      border-radius: 0.75rem;
+
+      &.small {
+        width: 1.5rem;
+        height: 2rem;
+        font-size: 1rem;
+      }
+
+      &.medium {
+        width: 3.125rem;
+        height: 4.375rem;
+        font-size: 2rem;
+      }
+    }
+  }
+</style>