add path

apps/block_scout_web/lib/block_scout_web/views/api_docs_view.ex

@@ -37,8 +37,9 @@ defmodule BlockScoutWeb.APIDocsView do
   def blockscout_url do
     if System.get_env("BLOCKSCOUT_HOST") do
       %URI{host: host, scheme: scheme} = URI.parse(Endpoint.url())
+      path = System.get_env("NETWORK_PATH") || "/"
 
-      scheme <> "://" <> host
+      scheme <> "://" <> host <> path
     else
       Endpoint.url()
     end

apps/block_scout_web/test/block_scout_web/views/api_docs_view_test.exs

@@ -7,8 +7,18 @@ defmodule BlockScoutWeb.ApiDocsViewTest do
     test "returns url with scheme and host without port" do
       System.put_env("BLOCKSCOUT_HOST", "localhost")
 
-      assert APIDocsView.blockscout_url() == "http://localhost"
+      assert APIDocsView.blockscout_url() == "http://localhost/"
       assert Endpoint.url() == "http://localhost:4002"
     end
+
+    test "returns url with scheme and host with path" do
+      System.put_env("BLOCKSCOUT_HOST", "localhost/chain/dog")
+      System.put_env("NETWORK_PATH", "/chain/dog")
+
+      assert APIDocsView.blockscout_url() == "http://localhost/chain/dog"
+      assert Endpoint.url() == "http://localhost:4002"
+
+      System.put_env("NETWORK_PATH", "")
+    end
   end
 end