Set up project

.formatter.exs

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+# Used by "mix format"
+[
+  inputs: ["{mix,.formatter}.exs", "{config,lib,test}/**/*.{ex,exs}"]
+]

.github/workflows/ci.yml

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+on:
+  - push
+  - pull_request
+
+jobs:
+  unit_tests:
+    name: Unit Tests
+    runs-on: ubuntu-24.04
+    env:
+      MIX_ENV: test
+    steps:
+      - name: Set up Elixir
+        uses: erlef/setup-beam@v1
+        with:
+          otp-version: "26.2.5.2"
+          elixir-version: "1.16.3"
+      - name: Checkout repository
+        uses: actions/checkout@v3
+      - name: Get dependencies
+        run: mix deps.get --only test
+      - name: Compile
+        run: mix compile
+      - name: Run unit tests
+        run: mix test
+
+  type_check:
+    name: Type Check
+    runs-on: ubuntu-24.04
+    steps:
+      - name: Set up Elixir
+        uses: erlef/setup-beam@v1
+        with:
+          otp-version: "26.2.5.2"
+          elixir-version: "1.16.3"
+      - name: Checkout repository
+        uses: actions/checkout@v3
+      - name: Get dependencies
+        run: mix deps.get --only dev
+      - name: Restore PLTs
+        uses: actions/cache@v1
+        with:
+          path: _build/dev/plt
+          key: plt-${{ github.ref }}-${{ github.sha }}
+          restore-keys: |
+            plt-${{ github.ref }}-${{ github.sha }}
+            plt-${{ github.ref }}-
+            plt-refs/heads/master-
+      - name: Compile
+        run: mix compile
+      - name: Run dialyzer
+        run: mix dialyzer

.gitignore

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+# The directory Mix will write compiled artifacts to.
+/_build/
+
+# If you run "mix test --cover", coverage assets end up here.
+/cover/
+
+# The directory Mix downloads your dependencies sources to.
+/deps/
+
+# Where third-party dependencies like ExDoc output generated docs.
+/doc/
+
+# Ignore .fetch files in case you like to edit your project deps locally.
+/.fetch
+
+# If the VM crashes, it generates a dump, let's ignore it too.
+erl_crash.dump
+
+# Also ignore archive artifacts (built via "mix archive.build").
+*.ez
+
+# Ignore package tarball (built via "mix hex.build").
+redwire_labs_buildroot_packages-*.tar
+
+# Temporary files, for example, from tests.
+/tmp/

.tool-versions

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+elixir 1.16.3-otp-26
+erlang 26.2.5.2

LICENSE.txt

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+The MIT License (MIT)
+
+Copyright 2024 Redwire Labs LLC
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.

README.md

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+# Redwire Labs Buildroot Packages
+
+Buildroot packages for Redwire Labs Nerves systems.
+
+## Installation
+
+Add this dependency to your Nerves system:
+
+```elixir
+def deps do
+  [
+    {:redwire_labs_buildroot_packages, "~> 0.1.0", runtime: false}
+  ]
+end
+```

lib/redwire_labs_buildroot_packages.ex

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+defmodule RedwireLabsBuildrootPackages do
+  @moduledoc """
+  Buildroot packages for Redwire Labs Nerves systems
+  """
+end

mix.exs

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+defmodule RedwireLabsBuildrootPackages.MixProject do
+  use Mix.Project
+
+  def project do
+    [
+      app: :redwire_labs_buildroot_packages,
+      version: "0.1.0",
+      elixir: "~> 1.16",
+      start_permanent: Mix.env() == :prod,
+      aliases: aliases(),
+      deps: deps(),
+      description: description(),
+      package: package(),
+      docs: docs()
+    ]
+  end
+
+  def application do
+    [
+      extra_applications: [:logger]
+    ]
+  end
+
+  defp aliases do
+    [
+      "docs.show": ["docs", &open("doc/index.html", &1)]
+    ]
+  end
+
+  defp deps do
+    [
+      {:ex_doc, "~> 0.34", only: :dev, runtime: false}
+    ]
+  end
+
+  defp description do
+    """
+    Buildroot packages for Redwire Labs Nerves systems
+    """
+  end
+
+  defp docs do
+    [
+      main: "readme",
+      extras: ["README.md", "LICENSE.txt"]
+    ]
+  end
+
+  defp package do
+    [
+      licenses: ["MIT"],
+      links: %{"GitHub" => "https://github.com/redwirelabs/redwire_labs_buildroot_packages"},
+      maintainers: ["Alex McLain"],
+      files: [
+        "lib",
+        "mix.exs",
+        "LICENSE.txt",
+        "README.md"
+      ]
+    ]
+  end
+
+  # Open a file with the default application for its type.
+  defp open(file, _args) do
+    # Linux
+    # Mac
+    open_command =
+      System.find_executable("xdg-open") ||
+        System.find_executable("open") ||
+        raise "Could not find executable 'open' or 'xdg-open'"
+
+    System.cmd(open_command, [file])
+  end
+end

mix.lock

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+%{
+  "earmark_parser": {:hex, :earmark_parser, "1.4.41", "ab34711c9dc6212dda44fcd20ecb87ac3f3fce6f0ca2f28d4a00e4154f8cd599", [:mix], [], "hexpm", "a81a04c7e34b6617c2792e291b5a2e57ab316365c2644ddc553bb9ed863ebefa"},
+  "ex_doc": {:hex, :ex_doc, "0.34.2", "13eedf3844ccdce25cfd837b99bea9ad92c4e511233199440488d217c92571e8", [:mix], [{:earmark_parser, "~> 1.4.39", [hex: :earmark_parser, repo: "hexpm", optional: false]}, {:makeup_c, ">= 0.1.0", [hex: :makeup_c, repo: "hexpm", optional: true]}, {:makeup_elixir, "~> 0.14 or ~> 1.0", [hex: :makeup_elixir, repo: "hexpm", optional: false]}, {:makeup_erlang, "~> 0.1 or ~> 1.0", [hex: :makeup_erlang, repo: "hexpm", optional: false]}, {:makeup_html, ">= 0.1.0", [hex: :makeup_html, repo: "hexpm", optional: true]}], "hexpm", "5ce5f16b41208a50106afed3de6a2ed34f4acfd65715b82a0b84b49d995f95c1"},
+  "makeup": {:hex, :makeup, "1.1.2", "9ba8837913bdf757787e71c1581c21f9d2455f4dd04cfca785c70bbfff1a76a3", [:mix], [{:nimble_parsec, "~> 1.2.2 or ~> 1.3", [hex: :nimble_parsec, repo: "hexpm", optional: false]}], "hexpm", "cce1566b81fbcbd21eca8ffe808f33b221f9eee2cbc7a1706fc3da9ff18e6cac"},
+  "makeup_elixir": {:hex, :makeup_elixir, "0.16.2", "627e84b8e8bf22e60a2579dad15067c755531fea049ae26ef1020cad58fe9578", [:mix], [{:makeup, "~> 1.0", [hex: :makeup, repo: "hexpm", optional: false]}, {:nimble_parsec, "~> 1.2.3 or ~> 1.3", [hex: :nimble_parsec, repo: "hexpm", optional: false]}], "hexpm", "41193978704763f6bbe6cc2758b84909e62984c7752b3784bd3c218bb341706b"},
+  "makeup_erlang": {:hex, :makeup_erlang, "1.0.0", "6f0eff9c9c489f26b69b61440bf1b238d95badae49adac77973cbacae87e3c2e", [:mix], [{:makeup, "~> 1.0", [hex: :makeup, repo: "hexpm", optional: false]}], "hexpm", "ea7a9307de9d1548d2a72d299058d1fd2339e3d398560a0e46c27dab4891e4d2"},
+  "nimble_parsec": {:hex, :nimble_parsec, "1.4.0", "51f9b613ea62cfa97b25ccc2c1b4216e81df970acd8e16e8d1bdc58fef21370d", [:mix], [], "hexpm", "9c565862810fb383e9838c1dd2d7d2c437b3d13b267414ba6af33e50d2d1cf28"},
+}