update mix file

mix.exs

@@ -1,13 +1,22 @@
 defmodule TwoPhaseCommit.MixProject do
   use Mix.Project
 
+  @github_url "https://github.com/qixxit/two_phase_commit"
+  @example_github_url "https://github.com/qixxit/two_phase_commit_example"
+  @description "A library to execute actions in a fault tolerant manner by applying a two-phase-commit pattern for the business logic and the persistance layer"
+
   def project do
     [
       app: :two_phase_commit,
       version: "0.1.0",
-      elixir: "~> 1.6",
+      elixir: "~> 1.7",
       start_permanent: Mix.env() == :prod,
-      deps: deps()
+      deps: deps(),
+      source_url: @github_url,
+      description: @description,
+      name: "Two Phase Commit",
+      package: package(),
+      docs: docs()
     ]
   end
 
@@ -21,8 +30,29 @@ defmodule TwoPhaseCommit.MixProject do
   # Run "mix help deps" to learn about dependencies.
   defp deps do
     [
-      # {:dep_from_hexpm, "~> 0.3.0"},
-      # {:dep_from_git, git: "https://github.com/elixir-lang/my_dep.git", tag: "0.1.0"},
+      {:ex_doc, "~> 0.19", only: :dev, runtime: false}
+    ]
+  end
+
+  defp package() do
+    [
+      licenses: ["Apache 2.0"],
+      maintainers: [],
+      links: %{
+        "GitHub" => @github_url,
+        "Example" => @example_github_url
+        # "Blog Post" => "https://medium.com/our_blog_post_url",
+      },
+      source_url: @github_url
+    ]
+  end
+
+  defp docs() do
+    [
+      main: "readme",
+      extras: ["README.md"]
+
+      # logo: "maybe/a/logo.png",
     ]
   end
 end

mix.lock

@@ -0,0 +1,7 @@
+%{
+  "earmark": {:hex, :earmark, "1.3.0", "17f0c38eaafb4800f746b457313af4b2442a8c2405b49c645768680f900be603", [:mix], [], "hexpm"},
+  "ex_doc": {:hex, :ex_doc, "0.19.1", "519bb9c19526ca51d326c060cb1778d4a9056b190086a8c6c115828eaccea6cf", [:mix], [{:earmark, "~> 1.1", [hex: :earmark, repo: "hexpm", optional: false]}, {:makeup_elixir, "~> 0.7", [hex: :makeup_elixir, repo: "hexpm", optional: false]}], "hexpm"},
+  "makeup": {:hex, :makeup, "0.5.6", "da47b331b1fe0a5f0380cc3a6967200eac5e1daaa9c6bff4b0310b3fcc12b98f", [:mix], [{:nimble_parsec, "~> 0.4.0", [hex: :nimble_parsec, repo: "hexpm", optional: false]}], "hexpm"},
+  "makeup_elixir": {:hex, :makeup_elixir, "0.10.0", "0f09c2ddf352887a956d84f8f7e702111122ca32fbbc84c2f0569b8b65cbf7fa", [:mix], [{:makeup, "~> 0.5.5", [hex: :makeup, repo: "hexpm", optional: false]}], "hexpm"},
+  "nimble_parsec": {:hex, :nimble_parsec, "0.4.0", "ee261bb53214943679422be70f1658fff573c5d0b0a1ecd0f18738944f818efe", [:mix], [], "hexpm"},
+}