fixing minor issues seen with mix credo

lib/home73k/blog.ex

@@ -1,4 +1,7 @@
 defmodule Home73k.Blog do
+  @moduledoc """
+  Blog content loading & data access functions.
+  """
   import Home73k, only: [app_blog_content: 0]
   alias Home73k.Blog.Post
 

lib/home73k/blog/post.ex

@@ -1,4 +1,7 @@
 defmodule Home73k.Blog.Post do
+  @moduledoc """
+  Blog Post struct definition and content parsing functions.
+  """
   alias Home73k.Highlighter
 
   @enforce_keys [:title, :id, :date, :author, :tags, :lede, :body, :corpus]
@@ -76,7 +79,7 @@ defmodule Home73k.Blog.Post do
     # grab text only, rejecting HTML
     # downcase & scrub line breaks, slashes
     corpus =
-      (tags ++ [title, (lede && lede) || " ", body])
+      (tags ++ [title, lede || " ", body])
       |> Enum.join(" ")
       |> Floki.parse_fragment!()
       |> Floki.text()

lib/home73k_web/live/blog_live.ex

@@ -1,4 +1,7 @@
 defmodule Home73kWeb.BlogLive do
+  @moduledoc """
+  LiveView engine for Blog navigation
+  """
   use Home73kWeb, :live_view
 
   alias Home73k.Blog

lib/home73k_web/live/live_helpers.ex

@@ -1,4 +1,8 @@
 defmodule Home73kWeb.LiveHelpers do
+  @moduledoc """
+  Functions to make working with Phoenix LiveView a little easier.
+  """
+
   @doc """
   Performs the {:noreply, socket} for a given socket.
   This helps make the noreply pipeable