add support for /pl_c and /tvfilm_banner paths

src/invidious/routes/images.cr

@@ -134,27 +134,6 @@ module Invidious::Routes::Images
     end
   end
 
-  def self.pl_c_image(env)
-    id = env.params.url["id"]
-    name = env.params.url["name"]
-    url = env.request.resource
-
-    headers = HTTP::Headers.new
-
-    REQUEST_HEADERS_WHITELIST.each do |header|
-      if env.request.headers[header]?
-        headers[header] = env.request.headers[header]
-      end
-    end
-
-    begin
-      get_ytimg_pool("i").client &.get(url, headers) do |resp|
-        return self.proxy_image(env, resp)
-      end
-    rescue ex
-    end
-  end
-
   private def self.proxy_image(env, response)
     env.response.status_code = response.status_code
     response.headers.each do |key, value|

src/invidious/routing.cr

@@ -222,7 +222,9 @@ module Invidious::Routing
     get "/s_p/:id/:name", Routes::Images, :s_p_image
     get "/yts/img/:name", Routes::Images, :yts_image
     get "/vi/:id/:name", Routes::Images, :thumbnails
-    get "/pl_c/:id/:name", Routes::Images, :pl_c_image
+    # Both pl_c and tvfilm_banner use the same logic used in s_p_image(env)
+    get "/pl_c/:id/:name", Routes::Images, :s_p_image
+    get "/tvfilm_banner/:id/:name", Routes::Images, :s_p_image
   end
 
   def register_companion_routes