Add puzzles to contests

app/views/puzzles/_form.html.slim

@@ -0,0 +1,13 @@
+= form_with model: puzzle, url: "/contests/#{contest.id}/puzzles", method: :post do |form|
+  .row.mb-3
+    .col
+      .form-floating
+        = form.text_field :name, autocomplete: "off", class: "form-control"
+        = form.label :name, class: "required"
+  .row.mb-3
+    .col
+      .form-text Select an image
+      = form.file_field :image, accept: "image/*", class: "form-control"
+  .row
+    .col
+      = form.submit submit_text, class: "btn btn-primary"

app/views/puzzles/new.html.slim

@@ -1,11 +1 @@
-h1 New puzzle
-
-= form_with model: @puzzle do |form|
-  div
-    = form.label :name
-    = form.text_field :name
-  div
-    = form.label :image, style: "display: block"
-    = form.file_field :image, accept: "image/*"
-  div
-    = form.submit
+= render "form", contest: @contest, puzzle: @puzzle, submit_text: "Add"