first draft but not working yet

components/page-items.js

@@ -0,0 +1,111 @@
+// components/page-items.js
+import { LitElement, html, css } from 'lit'
+import { store } from '../store/index.js'
+import { StoreController } from '../controllers/store.js'
+
+class PageItems extends LitElement {
+  #items = new StoreController(this, store, s => s.items)
+
+  static properties = {
+    _draft: { type: String, state: true }
+  }
+
+  _draft = ''
+
+  static styles = css`
+    :host { display: block; padding: 2rem 1.5rem; }
+    h1 { font-size: 1.5rem; margin: 0 0 1.5rem; }
+    .add-form {
+      display: flex;
+      gap: 0.5rem;
+      margin-bottom: 2rem;
+    }
+    input {
+      flex: 1;
+      padding: 0.5rem 0.75rem;
+      border: 1px solid #e2e8f0;
+      border-radius: 6px;
+      font-size: 0.9rem;
+      outline: none;
+    }
+    input:focus { border-color: #94a3b8; }
+    button {
+      padding: 0.5rem 1rem;
+      background: #0f172a;
+      color: white;
+      border: none;
+      border-radius: 6px;
+      font-size: 0.9rem;
+      cursor: pointer;
+    }
+    button:hover { background: #1e293b; }
+    ul { list-style: none; padding: 0; margin: 0; }
+    li {
+      display: flex;
+      align-items: center;
+      justify-content: space-between;
+      padding: 0.75rem 0;
+      border-bottom: 1px solid #f1f5f9;
+      font-size: 0.9rem;
+    }
+    .remove {
+      background: none;
+      border: none;
+      color: #cbd5e1;
+      cursor: pointer;
+      font-size: 1rem;
+      padding: 0;
+    }
+    .remove:hover { color: #ef4444; }
+    .empty { color: #94a3b8; font-size: 0.9rem; }
+  `
+
+  #add() {
+    const name = this._draft.trim()
+    if (!name) return
+    store.getState().addItem({ id: crypto.randomUUID(), name })
+    this._draft = ''
+  }
+
+  #remove(id) {
+    store.getState().removeItem(id)
+  }
+
+  #onKeydown(e) {
+    if (e.key === 'Enter') this.#add()
+  }
+
+  render() {
+    const items = this.#items.value
+
+    return html`
+      <h1>Items</h1>
+
+      <div class="add-form">
+        <input
+          type="text"
+          placeholder="New item…"
+          .value=${this._draft}
+          @input=${e => this._draft = e.target.value}
+          @keydown=${this.#onKeydown}
+        />
+        <button @click=${this.#add}>Add</button>
+      </div>
+
+      ${items.length === 0
+        ? html`<p class="empty">No items yet.</p>`
+        : html`
+          <ul>
+            ${items.map(item => html`
+              <li>
+                <span>${item.name}</span>
+                <button class="remove" @click=${() => this.#remove(item.id)}>✕</button>
+              </li>
+            `)}
+          </ul>
+        `}
+    `
+  }
+}
+
+customElements.define('page-items', PageItems)