first commit

src/components/modals/CommitMessageModal.vue

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+<template>
+  <modal-inner aria-label="提交信息">
+    <p>自定义 <b>{{ config.name }}</b> 提交信息。</p>
+    <div class="modal__content">
+      <div class="form-entry">
+        <label class="form-entry__label">提交信息</label>
+        <div class="form-entry__field">
+          <input slot="field" class="textfield" placeholder="提交信息非必填" type="text" v-model.trim="commitMessage" @keydown.enter="resolve()">
+        </div>
+      </div>
+    </div>
+    <div class="modal__button-bar">
+      <button class="button" @click="config.reject()">取消</button>
+      <button class="button button--resolve" @click="resolve()">确认</button>
+    </div>
+  </modal-inner>
+</template>
+
+<script>
+import { mapGetters } from 'vuex';
+import ModalInner from './common/ModalInner';
+
+export default {
+  components: {
+    ModalInner,
+  },
+  data: () => ({
+    commitMessage: '',
+  }),
+  computed: {
+    ...mapGetters('modal', [
+      'config',
+    ]),
+  },
+  methods: {
+    resolve() {
+      this.config.resolve({
+        commitMessage: this.commitMessage,
+      });
+    },
+  },
+};
+</script>