Added some basic configuration reading

Gemfile

@@ -0,0 +1,5 @@
+# frozen_string_literal: true
+
+source "https://rubygems.org"
+
+gem "toml", "~> 0.3.0"

Gemfile.lock

@@ -0,0 +1,15 @@
+GEM
+  remote: https://rubygems.org/
+  specs:
+    parslet (2.0.0)
+    toml (0.3.0)
+      parslet (>= 1.8.0, < 3.0.0)
+
+PLATFORMS
+  x86_64-linux
+
+DEPENDENCIES
+  toml (~> 0.3.0)
+
+BUNDLED WITH
+   2.3.19

LICENSE

@@ -1,4 +1,4 @@
-Copyright (c) <year> <owner> 
+Copyright (c) 2022 Bit Goblin
 
 Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:
 

src/config.rb

@@ -0,0 +1,29 @@
+require 'toml'
+
+class Config
+
+	# class constructor
+	def initialize(config_path)
+		expanded_path = File.expand_path(config_path)
+		@config = TOML::load_file(expanded_path)
+
+		# just in case the user wants to use a tilde (~) in the repository path...
+		@config['transcoder']['repository'] = File.expand_path(self.get('transcoder.repository'))
+	end
+
+	# returns a configuration value from a dot-seperated string, like 'transcoder.interval'
+	def get(path)
+		value = @config
+		bits = path.split('.')
+		bits.each { |bit|
+			if (value.has_key?(bit))
+				value = value[bit]
+			else
+				abort("Configuration value #{path} does exist.")
+			end
+		}
+
+		return value
+	end
+
+end

src/zealot.rb

@@ -0,0 +1,7 @@
+#!/usr/bin/env ruby
+
+require_relative 'config.rb'
+
+c = Config.new('~/.config/zealot.toml')
+
+puts c.get('transcoder.repository')