feat(signup): formik enable for signup

packages/components/Signup/Signup.jsx

@@ -21,11 +21,11 @@ const Logo = styled.div`
 `
 
 const UsernameInput = props => (
-  <TextField label="Username" {...props.input} placeholder="Username" />
+  <TextField label="Username" {...props.field} placeholder="Username" />
 )
 
 const EmailInput = props => (
-  <TextField label="Email" {...props.input} placeholder="Email" type="email" />
+  <TextField label="Email" {...props.field} placeholder="Email" type="email" />
 )
 const PasswordInput = props => (
   <TextField

packages/components/Signup/SignupContainer.js

+import { compose } from 'recompose'
+import { withFormik } from 'formik'
+
+import { signupUser } from './actions'
+import Signup from './Signup'
+
+const handleSubmit = (values, dispatch) => {
+  dispatch(signupUser(values))
+}
+
+const enhancedFormik = withFormik({
+  initialValues: {
+    username: '',
+    email: '',
+    password: '',
+  },
+  displayName: 'signup',
+  handleSubmit,
+})(Signup)
+
+export default compose()(enhancedFormik)