- Заменил шаблонизатор Mustache на Freemarker.

https://www.youtube.com/watch?v=8MlXahJXLFg&list=PLU2ftbIeotGpAYRP9Iv2KLIwK36-o_qYk&index=7

src/main/resources/templates/parts/login.ftl

@@ -0,0 +1,15 @@
+<#macro login path>
+    <form action="${path}" method="post">
+        <div><label> User Name : <input type="text" name="username"/> </label></div>
+        <div><label> Password: <input type="password" name="password"/> </label></div>
+        <div><input type="submit" value="Sign in"/></div>
+        <input type="hidden" name="_csrf" value="${_csrf.token}" />
+    </form>
+</#macro>
+
+<#macro logout>
+    <form action="/logout" method="post">
+        <input type="hidden" name="_csrf" value="${_csrf.token}" />
+        <input type="submit" value="Sign Out"/>
+    </form>
+</#macro>