feat: add combined codebase

src/components/ShareSection.ts

@@ -0,0 +1,39 @@
+export function ShareSection(roomName: string): HTMLElement {
+  const url = `${window.location.origin}${window.location.pathname}?room=${encodeURIComponent(roomName)}`;
+
+  const section = document.createElement("div");
+  section.className = "share-section";
+
+  section.innerHTML = `
+    <p class="share-label">Share this poll</p>
+    <div class="share-row">
+      <code class="share-url" title="${url}">${url}</code>
+      <button class="share-copy-btn">Copy link</button>
+    </div>
+  `;
+
+  const copyBtn = section.querySelector<HTMLButtonElement>(".share-copy-btn")!;
+
+  copyBtn.addEventListener("click", async () => {
+    try {
+      await navigator.clipboard.writeText(url);
+      copyBtn.textContent = "Copied!";
+      copyBtn.classList.add("share-copy-btn--success");
+      setTimeout(() => {
+        copyBtn.textContent = "Copy link";
+        copyBtn.classList.remove("share-copy-btn--success");
+      }, 2000);
+    } catch {
+      // Fallback: select the text
+      const range = document.createRange();
+      const urlEl = section.querySelector(".share-url");
+      if (urlEl) {
+        range.selectNode(urlEl);
+        window.getSelection()?.removeAllRanges();
+        window.getSelection()?.addRange(range);
+      }
+    }
+  });
+
+  return section;
+}