Fix default values for ENV vars

.dialyzer-ignore

@@ -2,15 +2,14 @@
 :0: Unknown function 'Elixir.ExUnit.CaseTemplate':'__proxy__'/2
 :0: Unknown type 'Elixir.Map':t/0
 apps/ethereum_jsonrpc/lib/ethereum_jsonrpc.ex:400: Function timestamp_to_datetime/1 has no local return
-lib/block_scout_web/views/layout_view.ex:174: The call 'Elixir.Poison.Parser':'parse!'(any(),#{'keys':='atoms!'}) will never return since the success typing is (binary() | maybe_improper_list(binary() | maybe_improper_list(any(),binary() | []) | byte(),binary() | []),[{atom(),_}]) -> 'false' | 'nil' | 'true' | binary() | ['false' | 'nil' | 'true' | binary() | [any()] | number() | map()] | number() | map() and the contract is (iodata(),'Elixir.Keyword':t()) -> t()
 lib/explorer/repo/prometheus_logger.ex:8
 lib/block_scout_web/views/layout_view.ex:175
 lib/explorer/smart_contract/publisher_worker.ex:6
 apps/explorer/lib/explorer/repo/prometheus_logger.ex:8: Function microseconds_time/1 has no local return
 apps/explorer/lib/explorer/repo/prometheus_logger.ex:8: The call 'Elixir.System':convert_time_unit(__@1::any(),'native','microseconds') breaks the contract (integer(),time_unit() | 'native',time_unit() | 'native') -> integer()
-apps/block_scout_web/lib/block_scout_web/views/layout_view.ex:175: The call 'Elixir.Poison.Parser':'parse!'(any(),#{'keys':='atoms!'}) will never return since the success typing is (binary() | maybe_improper_list(binary() | maybe_improper_list(any(),binary() | []) | byte(),binary() | []),[{atom(),_}]) -> 'false' | 'nil' | 'true' | binary() | ['false' | 'nil' | 'true' | binary() | [any()] | number() | map()] | number() | map() and the contract is (iodata(),'Elixir.Keyword':t()) -> t()
+lib/block_scout_web/views/layout_view.ex:172: The call 'Elixir.Poison.Parser':'parse!'(any(),#{'keys':='atoms!'}) will never return since the success typing is (binary() | maybe_improper_list(binary() | maybe_improper_list(any(),binary() | []) | byte(),binary() | []),[{atom(),_}]) -> 'false' | 'nil' | 'true' | binary() | ['false' | 'nil' | 'true' | binary() | [any()] | number() | map()] | number() | map() and the contract is (iodata(),'Elixir.Keyword':t()) -> t()
 apps/explorer/lib/explorer/smart_contract/publisher_worker.ex:6: The pattern 'false' can never match the type 'true'
 apps/explorer/lib/explorer/smart_contract/publisher_worker.ex:6: The test 5 == 'infinity' can never evaluate to 'true'
 lib/block_scout_web/router.ex:1
 lib/phoenix/router.ex:324
-lib/block_scout_web/views/layout_view.ex:146
+lib/block_scout_web/views/layout_view.ex:142

apps/block_scout_web/lib/block_scout_web/views/layout_view.ex

@@ -38,10 +38,6 @@ defmodule BlockScoutWeb.LayoutView do
 
   alias BlockScoutWeb.SocialMedia
 
-  def network_icon_partial do
-    Keyword.get(application_config(), :network_icon) || "_network_icon.html"
-  end
-
   def logo do
     Keyword.get(application_config(), :logo) || "/images/blockscout_logo.svg"
   end
@@ -52,7 +48,7 @@ defmodule BlockScoutWeb.LayoutView do
   end
 
   def subnetwork_title do
-    Keyword.get(application_config(), :subnetwork) || "Sokol Testnet"
+    Keyword.get(application_config(), :subnetwork) || "POA Sokol"
   end
 
   def network_title do

apps/block_scout_web/test/block_scout_web/views/layout_view_test.exs

@@ -13,18 +13,6 @@ defmodule BlockScoutWeb.LayoutViewTest do
     end)
   end
 
-  describe "network_icon_partial/0" do
-    test "use the enviroment icon when it's configured" do
-      Application.put_env(:block_scout_web, BlockScoutWeb.Chain, network_icon: "custom_icon")
-
-      assert LayoutView.network_icon_partial() == "custom_icon"
-    end
-
-    test "use the default icon when there is no env configured for it" do
-      assert LayoutView.network_icon_partial() == "_network_icon.html"
-    end
-  end
-
   describe "logo/0" do
     test "use the enviroment logo when it's configured" do
       Application.put_env(:block_scout_web, BlockScoutWeb.Chain, logo: "custom/logo.png")
@@ -45,7 +33,7 @@ defmodule BlockScoutWeb.LayoutViewTest do
     end
 
     test "use the default subnetwork title when there is no env configured for it" do
-      assert LayoutView.subnetwork_title() == "Sokol Testnet"
+      assert LayoutView.subnetwork_title() == "POA Sokol"
     end
   end
 
@@ -119,11 +107,6 @@ defmodule BlockScoutWeb.LayoutViewTest do
                  url: "https://blockscout.com/rsk/mainnet",
                  other?: true
                },
-               %{
-                 title: "POA Sokol",
-                 url: "https://blockscout.com/poa/sokol",
-                 test_net?: true
-               },
                %{
                  title: "LUKSO L14 testnet",
                  url: "https://blockscout.com/lukso/l14",
@@ -157,11 +140,6 @@ defmodule BlockScoutWeb.LayoutViewTest do
       Application.put_env(:block_scout_web, :other_networks, @supported_chains_pattern)
 
       assert LayoutView.test_nets(LayoutView.other_networks()) == [
-               %{
-                 title: "POA Sokol",
-                 url: "https://blockscout.com/poa/sokol",
-                 test_net?: true
-               },
                %{
                  title: "LUKSO L14 testnet",
                  url: "https://blockscout.com/lukso/l14",
@@ -185,11 +163,6 @@ defmodule BlockScoutWeb.LayoutViewTest do
                  title: "RSK Mainnet",
                  url: "https://blockscout.com/rsk/mainnet",
                  other?: true
-               },
-               %{
-                 title: "POA Sokol",
-                 url: "https://blockscout.com/poa/sokol",
-                 test_net?: true
                }
              ]
     end

apps/explorer/config/config.exs

@@ -45,7 +45,7 @@ config :explorer, Explorer.ChainSpec.GenesisData,
   enabled: true,
   chain_spec_path: System.get_env("CHAIN_SPEC_PATH"),
   emission_format: System.get_env("EMISSION_FORMAT", "DEFAULT"),
-  rewards_contract_address: System.get_env("REWARDS_CONTRACT_ADDRESS", "0xeca443e8e1ab29971a45a9c57a6a9875701698a5")
+  rewards_contract_address: System.get_env("REWARDS_CONTRACT", "0xeca443e8e1ab29971a45a9c57a6a9875701698a5")
 
 config :explorer, Explorer.Chain.Cache.BlockNumber,
   enabled: true,