feat: ChatInput 추가

frontend/src/components/ChatInput/ChatInput.jsx

@@ -0,0 +1,27 @@
+import styles from './ChatInput.module.css';
+import { useRef } from 'react';
+
+export default function ChattingInput() {
+  // TODO: 채팅이 넘어갈 시 줄바꿈이 되도록 수정
+  // TODO: ㅁ 을 아이콘으로 변경
+  const message = useRef('');
+  const handleSubmit = (e) => {
+    e.preventDefault();
+    // TODO: 실제 메시지 전송 기능 추가
+    console.log(message.current.value);
+    message.current.value = '';
+  };
+  return (
+    <form
+      onSubmit={handleSubmit}
+      className={styles.chattingInput}
+    >
+      <input
+        ref={message}
+        className={styles.input}
+        placeholder="메시지를 입력하세요"
+      />
+      <div onClick={handleSubmit}>ㅁ</div>
+    </form>
+  );
+}

frontend/src/components/ChatInput/ChatInput.module.css

@@ -0,0 +1,25 @@
+.chattingInput {
+  border-radius: 9999px;
+  background-color: var(--background);
+  width: 100%;
+  box-sizing: border-box;
+  padding: 12px 16px;
+  display: flex;
+  flex-direction: row;
+  justify-content: space-between;
+  gap: 8px;
+}
+
+.input {
+  font-size: 16px;
+  font-weight: 400;
+  line-height: 1;
+  color: var(--text-color);
+  border: 0;
+  outline: none;
+  width: 100%;
+}
+
+.input::placeholder {
+  color: var(--text-color-tertiary);
+}

frontend/src/components/ChatInput/index.js

@@ -0,0 +1 @@
+export { default as ChatInput } from './ChatInput';