Added ability to add user

web/templates/add-user.html

@@ -0,0 +1,19 @@
+{{define "page-content"}}
+<form>
+    <input name="username" placeholder="Benutzername" type="text" />
+    <input name="password" placeholder="Passwort" type="password" />
+    <input name="password2" placeholder="Passwort wiederholen" type="password" />
+
+    <input name="first-name" placeholder="Vorname" type="text" />
+    <input name="last-name" placeholder="Nachname" type="text" />
+
+    <label for="writer">Schreiber</label>
+    <input id="writer" name="role" type="radio" value="writer" />
+    <label for="editor">Redakteur</label>
+    <input id="editor" name="role" type="radio" value="editor" />
+    <label for="admin">Admin</label>
+    <input id="admin" name="role" type="radio" value="admin" />
+
+    <input type="submit" value="Anlegen" hx-post="/add-user/" hx-target="#page-content" />
+</form>
+{{end}}