move contexts all out in own toplevel dir

- rename wizard to book

components/book/contact.tsx

@@ -0,0 +1,58 @@
+import React, { useContext } from 'react'
+import { BookContext } from '../../context/book'
+import Input from '../input'
+
+export default function Contact() {
+  const { state, onChangeEvent } = useContext(BookContext)
+
+  const { org, name, email, phone, street, zip, city } = state.formData
+
+  return (
+    <>
+      <Input label="Verein" name="org" value={org} onChange={onChangeEvent} />
+      <Input
+        label="Name"
+        required
+        name="name"
+        value={name}
+        onChange={onChangeEvent}
+      />
+      <Input
+        label="E-Mail"
+        type="email"
+        name="email"
+        value={email}
+        onChange={onChangeEvent}
+        required
+      />
+      <Input
+        label="Telefon"
+        type="phone"
+        name="phone"
+        value={phone}
+        onChange={onChangeEvent}
+      />
+      <Input
+        label="Straße"
+        name="street"
+        value={street}
+        onChange={onChangeEvent}
+        required
+      />
+      <Input
+        label="PLZ"
+        name="zip"
+        value={zip}
+        onChange={onChangeEvent}
+        required
+      />
+      <Input
+        label="Stadt"
+        name="city"
+        value={city}
+        onChange={onChangeEvent}
+        required
+      />
+    </>
+  )
+}