[Enhancement] Allow configuration of media container format (#383)

* Adds media container to media_profiles and updates option builder

* Added media container to media profile form

lib/pinchflat_web/controllers/media_profiles/media_profile_html/media_profile_form.html.heex

@@ -1,4 +1,10 @@
-<.simple_form :let={f} for={@changeset} action={@action}>
+<.simple_form
+  :let={f}
+  for={@changeset}
+  action={@action}
+  x-data="{ advancedMode: !!JSON.parse(localStorage.getItem('advancedMode')) }"
+  x-init="$watch('advancedMode', value => localStorage.setItem('advancedMode', JSON.stringify(value)))"
+>
   <.error :if={@changeset.action}>
     Oops, something went wrong! Please check the errors below.
   </.error>
@@ -30,10 +36,14 @@
       </.input>
     </section>
 
-    <h3 class="mt-8 text-2xl text-black dark:text-white">
-      General Options
-    </h3>
-
+    <section class="flex justify-between items-center mt-8">
+      <h3 class="text-2xl text-white">
+        General Options
+      </h3>
+      <span class="cursor-pointer hover:underline" x-on:click="advancedMode = !advancedMode">
+        Editing Mode: <span x-text="advancedMode ? 'Advanced' : 'Standard'"></span>
+      </span>
+    </section>
     <section x-data="{ 
         presets: { 
           default: 'Default',
@@ -203,6 +213,16 @@
       />
     </section>
 
+    <section x-show="advancedMode">
+      <.input
+        field={f[:media_container]}
+        type="text"
+        label="Media Container"
+        placeholder="mp4"
+        help="Don't change this if you're going to consume media via Plex. Leave blank for default"
+      />
+    </section>
+
     <section x-data="{ presets: { default: null, media_center: 1, audio: null, archiving: 1 } }">
       <.input
         field={f[:redownload_delay_days]}