Initial pass at Synth-based ticker selection (#1392)

* Initial pass at Synth-based ticker selection

* Update _tickers.turbo_stream.erb

* Functional combobox display

* A few cleanup steps

* Linter

* Prevent long strings

* Another step towards functional combobox

* Deprecated files

* Custom Combobox implementation

* Lint

* Test suite fixes

* Lint

* Make direct use of mic codes

* Update splits

* Update trades_test.rb

app/models/security.rb

@@ -1,4 +1,5 @@
 class Security < ApplicationRecord
+  include Providable
   before_save :upcase_ticker
 
   has_many :trades, dependent: :nullify, class_name: "Account::Trade"
@@ -7,25 +8,6 @@ class Security < ApplicationRecord
   validates :ticker, presence: true
   validates :ticker, uniqueness: { scope: :exchange_mic, case_sensitive: false }
 
-  scope :search, ->(query) {
-    return none if query.blank? || query.length < 2
-
-    # Clean and normalize the search terms
-    sanitized_query = query.split.map do |term|
-      cleaned_term = term.gsub(/[^a-zA-Z0-9]/, " ").strip
-      next if cleaned_term.blank?
-      cleaned_term
-    end.compact.join(" | ")
-
-    return none if sanitized_query.blank?
-
-    sanitized_query = ActiveRecord::Base.connection.quote(sanitized_query)
-
-    where("search_vector @@ to_tsquery('simple', #{sanitized_query}) AND exchange_mic IS NOT NULL")
-      .select("securities.*, ts_rank_cd(search_vector, to_tsquery('simple', #{sanitized_query})) AS rank")
-      .reorder("rank DESC")
-  }
-
   def current_price
     @current_price ||= Security::Price.find_price(security: self, date: Date.current)
     return nil if @current_price.nil?
@@ -33,7 +15,7 @@ class Security < ApplicationRecord
   end
 
   def to_combobox_display
-    "#{ticker} - #{name} (#{exchange_acronym})"
+    "#{ticker} (#{exchange_acronym})"
   end