Transaction rules engine V1 (#1900)

* Domain model sketch

* Scaffold out rules domain

* Migrations

* Remove existing data enrichment for clean slate

* Sketch out business logic and basic tests

* Simplify rule scope building and action executions

* Get generator working again

* Basic implementation + tests

* Remove manual merchant management (rules will replace)

* Revert "Remove manual merchant management (rules will replace)"

This reverts commit 83dcbd9ff0.

* Family and Provider merchants model

* Fix brakeman warnings

* Fix notification loader

* Update notification position

* Add Rule action and condition registries

* Rule form with compound conditions and tests

* Split out notification types, add CTA type

* Rules form builder and Stimulus controller

* Clean up rule registry domain

* Clean up rules stimulus controller

* CTA message for rule when user changes transaction category

* Fix tests

* Lint updates

* Centralize notifications in Notifiable concern

* Implement category rule prompts with auto backoff and option to disable

* Fix layout bug caused by merge conflict

* Initialize rule with correct action for category CTA

* Add rule deletions, get rules working

* Complete dynamic rule form, split Stimulus controllers by resource

* Fix failing tests

* Change test password to avoid chromium conflicts

* Update integration tests

* Centralize all test password references

* Add re-apply rule action

* Rule confirm modal

* Run migrations

* Trigger rule notification after inline category updates

* Clean up rule styles

* Basic attribute locking for rules

* Apply attribute locks on user edits

* Log data enrichments, only apply rules to unlocked attributes

* Fix merge errors

* Additional merge conflict fixes

* Form UI improvements, ignore attribute locks on manual rule application

* Batch AI auto-categorization of transactions

* Auto merchant detection, ai enrichment in batches

* Fix Plaid merchant assignments

* Plaid category matching

* Cleanup 1

* Test cleanup

* Remove stale route

* Fix desktop chat UI issues

* Fix mobile nav styling issues

app/views/chats/index.html.erb

@@ -7,7 +7,7 @@
       <% end %>
     </nav>
 
-    <div class="grow">
+    <div class="grow flex flex-col">
       <h1 class="text-xl font-medium mb-6">Chats</h1>
 
       <% if @chats.any? %>
@@ -22,7 +22,7 @@
           <h3 class="text-lg font-medium text-primary mb-1">No chats yet</h3>
           <p class="text-gray-500 mb-4">Start a new conversation with the AI assistant</p>
         </div>
-        <div class="mt-auto p-4">
+        <div class="mt-auto p-4 lg:mt-auto">
           <%= render "messages/chat_form", chat: nil %>
         </div>
       <% end %>

app/views/chats/show.html.erb

@@ -28,7 +28,7 @@
       <% end %>
     </div>
 
-    <div class="p-4">
+    <div class="p-4 lg:mt-auto">
       <%= render "messages/chat_form", chat: @chat %>
     </div>
   </div>