Data provider simplification, tests, and documentation (#1997)

* Ignore env.test from source control

* Simplification of providers interface

* Synth tests

* Update money to use new find rates method

* Remove unused issues code

* Additional issue feature removals

* Update price data fetching and tests

* Update documentation for providers

* Security test fixes

* Fix self host test

* Update synth usage data access

* Remove AI pr schema changes

test/system/trades_test.rb

@@ -10,16 +10,8 @@ class TradesTest < ApplicationSystemTestCase
 
     visit_account_portfolio
 
-    Security.stubs(:search_provider).returns([
-      Security.new(
-        ticker: "AAPL",
-        name: "Apple Inc.",
-        logo_url: "https://logo.synthfinance.com/ticker/AAPL",
-        exchange_acronym: "NASDAQ",
-        exchange_mic: "XNAS",
-        country_code: "US"
-      )
-    ])
+    # Disable provider to focus on form testing
+    Security.stubs(:provider).returns(nil)
   end
 
   test "can create buy transaction" do
@@ -28,7 +20,6 @@ class TradesTest < ApplicationSystemTestCase
     open_new_trade_modal
 
     fill_in "Ticker symbol", with: "AAPL"
-    select_combobox_option("Apple")
     fill_in "Date", with: Date.current
     fill_in "Quantity", with: shares_qty
     fill_in "account_entry[price]", with: 214.23
@@ -50,7 +41,6 @@ class TradesTest < ApplicationSystemTestCase
 
     select "Sell", from: "Type"
     fill_in "Ticker symbol", with: aapl.ticker
-    select_combobox_option(aapl.security.name)
     fill_in "Date", with: Date.current
     fill_in "Quantity", with: aapl.qty
     fill_in "account_entry[price]", with: 215.33
@@ -81,10 +71,4 @@ class TradesTest < ApplicationSystemTestCase
     def visit_account_portfolio
       visit account_path(@account, tab: "holdings")
     end
-
-    def select_combobox_option(text)
-      within "#account_entry_ticker-hw-listbox" do
-        find("li", text: text).click
-      end
-    end
 end