diff --git a/README.md b/README.md
index 71f8822f..7766de56 100644
--- a/README.md
+++ b/README.md
@@ -245,12 +245,24 @@ in your terminal:
 
 ```sh
 git clone git@github.com:dwyl/app-mvp-phoenix.git && cd app-mvp-phoenix
+source .env
 mix setup
 ```
 That will download the MVP code, 
 install dependencies
 and create the necessary database + tables.
 
+the line `source .env` load the environment variables required for the
+application to compile and run (see next section).
+
+If for any reason you have an error while running the setup, try to rebuild/compile
+the application by deleting the existing `_build` folder and running the `setup` again:
+
+```sh
+rm -r _build
+mix setup
+```
+
 ## _Single_ Environment Variable: `AUTH_API_KEY`
 
 Follow the instructions in **Step 2** of
diff --git a/mix.exs b/mix.exs
index 9a31e223..de180909 100644
--- a/mix.exs
+++ b/mix.exs
@@ -73,7 +73,7 @@ defmodule App.MixProject do
       {:credo, "~> 1.6.4", only: [:dev, :test], runtime: false},
 
       # Ref: github.com/dwyl/learn-tailwind
-      {:tailwind, "~> 0.1.5", runtime: Mix.env() == :dev},
+      {:tailwind, "~> 0.1", runtime: Mix.env() == :dev}
     ]
   end
 
@@ -86,14 +86,22 @@ defmodule App.MixProject do
   defp aliases do
     [
       seeds: ["run priv/repo/seeds.exs"],
-      setup: ["deps.get", "ecto.setup", "tailwind.install"],
-      "ecto.setup": ["ecto.create --quiet", "ecto.migrate --quiet", "run priv/repo/seeds.exs"],
-      "ecto.reset": ["ecto.drop", "ecto.setup"],
-      "assets.deploy": ["tailwind default --minify", "esbuild default --minify", "phx.digest"],
+      setup: ["deps.get", "ecto.reset", "tailwind.install"],
+      "ecto.setup": [
+        "ecto.create --quiet",
+        "ecto.migrate --quiet",
+        "run priv/repo/seeds.exs"
+      ],
+      "ecto.reset": ["ecto.drop --quiet", "ecto.setup"],
+      "assets.deploy": [
+        "tailwind default --minify",
+        "esbuild default --minify",
+        "phx.digest"
+      ],
       test: ["ecto.reset", "test"],
       t: ["test"],
       c: ["coveralls.html"],
-      s: ["phx.server"],
+      s: ["phx.server"]
     ]
   end
 end
diff --git a/mix.lock b/mix.lock
index 245e6a16..8cb412fd 100644
--- a/mix.lock
+++ b/mix.lock
@@ -21,12 +21,12 @@
   "excoveralls": {:hex, :excoveralls, "0.14.5", "5c685449596e962c779adc8f4fb0b4de3a5b291c6121097572a3aa5400c386d3", [:mix], [{:hackney, "~> 1.16", [hex: :hackney, repo: "hexpm", optional: false]}, {:jason, "~> 1.0", [hex: :jason, repo: "hexpm", optional: false]}], "hexpm", "e9b4a9bf10e9a6e48b94159e13b4b8a1b05400f17ac16cc363ed8734f26e1f4e"},
   "fields": {:hex, :fields, "2.9.0", "e625f95d4d61fb3da3bc158c870a5d3781b57f0418488ca38e7969f9a8e62c3d", [:mix], [{:argon2_elixir, "~> 3.0.0", [hex: :argon2_elixir, repo: "hexpm", optional: false]}, {:ecto, "~> 3.8.1", [hex: :ecto, repo: "hexpm", optional: false]}, {:html_sanitize_ex, "~> 1.4.2", [hex: :html_sanitize_ex, repo: "hexpm", optional: false]}], "hexpm", "ad5be8ac0914503d8899f5bef7a185606f8d84d5e6584beba0e7847651aad26c"},
   "file_system": {:hex, :file_system, "0.2.10", "fb082005a9cd1711c05b5248710f8826b02d7d1784e7c3451f9c1231d4fc162d", [:mix], [], "hexpm", "41195edbfb562a593726eda3b3e8b103a309b733ad25f3d642ba49696bf715dc"},
-  "floki": {:hex, :floki, "0.32.1", "dfe3b8db3b793939c264e6f785bca01753d17318d144bd44b407fb3493acaa87", [:mix], [{:html_entities, "~> 0.5.0", [hex: :html_entities, repo: "hexpm", optional: false]}], "hexpm", "d4b91c713e4a784a3f7b1e3cc016eefc619f6b1c3898464222867cafd3c681a3"},
+  "floki": {:hex, :floki, "0.33.1", "f20f1eb471e726342b45ccb68edb9486729e7df94da403936ea94a794f072781", [:mix], [{:html_entities, "~> 0.5.0", [hex: :html_entities, repo: "hexpm", optional: false]}], "hexpm", "461035fd125f13fdf30f243c85a0b1e50afbec876cbf1ceefe6fddd2e6d712c6"},
   "hackney": {:hex, :hackney, "1.18.1", "f48bf88f521f2a229fc7bae88cf4f85adc9cd9bcf23b5dc8eb6a1788c662c4f6", [:rebar3], [{:certifi, "~>2.9.0", [hex: :certifi, repo: "hexpm", optional: false]}, {:idna, "~>6.1.0", [hex: :idna, repo: "hexpm", optional: false]}, {:metrics, "~>1.0.0", [hex: :metrics, repo: "hexpm", optional: false]}, {:mimerl, "~>1.1", [hex: :mimerl, repo: "hexpm", optional: false]}, {:parse_trans, "3.3.1", [hex: :parse_trans, repo: "hexpm", optional: false]}, {:ssl_verify_fun, "~>1.1.0", [hex: :ssl_verify_fun, repo: "hexpm", optional: false]}, {:unicode_util_compat, "~>0.7.0", [hex: :unicode_util_compat, repo: "hexpm", optional: false]}], "hexpm", "a4ecdaff44297e9b5894ae499e9a070ea1888c84afdd1fd9b7b2bc384950128e"},
   "html_entities": {:hex, :html_entities, "0.5.2", "9e47e70598da7de2a9ff6af8758399251db6dbb7eebe2b013f2bbd2515895c3c", [:mix], [], "hexpm", "c53ba390403485615623b9531e97696f076ed415e8d8058b1dbaa28181f4fdcc"},
   "html_sanitize_ex": {:hex, :html_sanitize_ex, "1.4.2", "c479398b6de798c03eb5d04a0a9a9159d73508f83f6590a00b8eacba3619cf4c", [:mix], [{:mochiweb, "~> 2.15", [hex: :mochiweb, repo: "hexpm", optional: false]}], "hexpm", "aef6c28585d06a9109ad591507e508854c5559561f950bbaea773900dd369b0e"},
   "idna": {:hex, :idna, "6.1.1", "8a63070e9f7d0c62eb9d9fcb360a7de382448200fbbd1b106cc96d3d8099df8d", [:rebar3], [{:unicode_util_compat, "~>0.7.0", [hex: :unicode_util_compat, repo: "hexpm", optional: false]}], "hexpm", "92376eb7894412ed19ac475e4a86f7b413c1b9fbb5bd16dccd57934157944cea"},
-  "jason": {:hex, :jason, "1.3.0", "fa6b82a934feb176263ad2df0dbd91bf633d4a46ebfdffea0c8ae82953714946", [:mix], [{:decimal, "~> 1.0 or ~> 2.0", [hex: :decimal, repo: "hexpm", optional: true]}], "hexpm", "53fc1f51255390e0ec7e50f9cb41e751c260d065dcba2bf0d08dc51a4002c2ac"},
+  "jason": {:hex, :jason, "1.2.2", "ba43e3f2709fd1aa1dce90aaabfd039d000469c05c56f0b8e31978e03fa39052", [:mix], [{:decimal, "~> 1.0 or ~> 2.0", [hex: :decimal, repo: "hexpm", optional: true]}], "hexpm", "18a228f5f0058ee183f29f9eae0805c6e59d61c3b006760668d8d18ff0d12179"},
   "joken": {:hex, :joken, "2.4.1", "63a6e47aaf735637879f31babfad93c936d63b8b7d01c5ef44c7f37689e71ab4", [:mix], [{:jose, "~> 1.11.2", [hex: :jose, repo: "hexpm", optional: false]}], "hexpm", "d4fc7c703112b2dedc4f9ec214856c3a07108c4835f0f174a369521f289c98d1"},
   "jose": {:hex, :jose, "1.11.2", "f4c018ccf4fdce22c71e44d471f15f723cb3efab5d909ab2ba202b5bf35557b3", [:mix, :rebar3], [], "hexpm", "98143fbc48d55f3a18daba82d34fe48959d44538e9697c08f34200fa5f0947d2"},
   "makeup": {:hex, :makeup, "1.1.0", "6b67c8bc2882a6b6a445859952a602afc1a41c2e08379ca057c0f525366fc3ca", [:mix], [{:nimble_parsec, "~> 1.2.2 or ~> 1.3", [hex: :nimble_parsec, repo: "hexpm", optional: false]}], "hexpm", "0a45ed501f4a8897f580eabf99a2e5234ea3e75a4373c8a52824f6e873be57a6"},