docs(v2): add myself to /team page + add TeamProfileCard component (#3145)

* add myself to /team page + add TeamProfileCard component

* apply col classes from parent to make TeamProfileCard more reusable

website/src/components/TeamProfileCard/index.js

@@ -0,0 +1,49 @@
+/**
+ * Copyright (c) Facebook, Inc. and its affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+import React from 'react';
+
+export default function TeamProfileCard({
+  className,
+  name,
+  children,
+  githubUrl,
+  twitterUrl,
+}) {
+  return (
+    <div className={className}>
+      <div className="card card--full-height">
+        <div className="card__header">
+          <div className="avatar avatar--vertical">
+            <img
+              className="avatar__photo avatar__photo--xl"
+              src={githubUrl + '.png'}
+            />
+            <div className="avatar__intro">
+              <h3 className="avatar__name">{name}</h3>
+            </div>
+          </div>
+        </div>
+        <div className="card__body">{children}</div>
+        <div className="card__footer">
+          <div className="button-group button-group--block">
+            {githubUrl && (
+              <a className="button button--secondary" href={githubUrl}>
+                GitHub
+              </a>
+            )}
+            {twitterUrl && (
+              <a className="button button--secondary" href={twitterUrl}>
+                Twitter
+              </a>
+            )}
+          </div>
+        </div>
+      </div>
+    </div>
+  );
+}