define relocatable FAVICON_PATH

using the `RelocatableFolders` package

Author: etpinard

Project.toml

@@ -16,6 +16,7 @@ JSON = "682c06a0-de6a-54ab-a142-c8b1cf79cde6"
 JSON3 = "0f8b85d8-7281-11e9-16c2-39a750bddbf1"
 MD5 = "6ac74813-4b46-53a4-afec-0b5dc9d7885c"
 Pkg = "44cfe95a-1eb2-52ea-b672-e2afdf69b78f"
+RelocatableFolders = "05181044-ff0b-4ac5-8273-598c1e38db00"
 Sockets = "6462fe0b-24de-5631-8697-dd941f90decc"
 Test = "8dfed614-e22c-5e08-85e1-65c5234f0b40"
 UUIDs = "cf7118a7-6976-5b1a-9a39-7adc72f591a4"
@@ -33,6 +34,7 @@ HTTP = "1"
 JSON = "0.21"
 JSON3 = "1.9"
 MD5 = "0.2"
+RelocatableFolders = "1"
 YAML = "0.4.7"
 julia = "1.6"
 

src/handler/processors/default_favicon.jl

@@ -1,7 +1,6 @@
+
 function process_default_favicon(request::HTTP.Request, state::HandlerState)
-    ico_contents = read(
-        joinpath(ROOT_PATH, "src", "favicon.ico")
-    )
+    ico_contents = read(FAVICON_PATH)
     return HTTP.Response(
         200,
         ["Content-Type" => "image/x-icon"],

src/init/resources.jl

@@ -1,4 +1,8 @@
 using YAML
+using RelocatableFolders: @path
+
+# TODO move to DashCoreResources
+const FAVICON_PATH = @path joinpath(@__DIR__, "..", "favicon.ico")
 
 load_meta(name) = YAML.load_file(
             joinpath(artifact"dash_resources", "$(name).yaml")