Add service details config, use for known services

spec/helpers/services_helper_spec.rb

@@ -0,0 +1,25 @@
+require 'rails_helper'
+
+describe ServicesHelper do
+
+  describe "#service_human_name" do
+    it "returns the human name when it's configured" do
+      expect(service_human_name("mastodon")).to eq("Mastodon")
+    end
+
+    it "returns the key when there is no human name" do
+      expect(service_human_name("ejabberd")).to eq("ejabberd")
+    end
+  end
+
+  describe "#service_display_name" do
+    it "returns the display name when it's configured" do
+      expect(service_display_name("lndhub")).to eq("Lightning Network")
+    end
+
+    it "returns the human name when there is no display name" do
+      expect(service_display_name("mastodon")).to eq("Mastodon")
+    end
+  end
+
+end