From c52207f55658ec34c4ea8324c6062e56038ea129 Mon Sep 17 00:00:00 2001
From: Spenser Black <spenserblack01@gmail.com>
Date: Wed, 10 Jun 2026 12:51:07 +0000
Subject: [PATCH 1/2] Add GitHub action

---
 .dockerignore        |  1 +
 action/Dockerfile    |  3 +++
 action/README.md     | 41 +++++++++++++++++++++++++++++++++++++++++
 action/action.yml    | 30 ++++++++++++++++++++++++++++++
 action/entrypoint.sh |  7 +++++++
 5 files changed, 82 insertions(+)
 create mode 100644 action/Dockerfile
 create mode 100644 action/README.md
 create mode 100644 action/action.yml
 create mode 100755 action/entrypoint.sh

diff --git a/.dockerignore b/.dockerignore
index 9c83831..e9a8855 100644
--- a/.dockerignore
+++ b/.dockerignore
@@ -5,6 +5,7 @@ spec/
 .github/
 .ruby-lsp/
 .vscode/
+action/
 .editorconfig
 .env
 .env.example
diff --git a/action/Dockerfile b/action/Dockerfile
new file mode 100644
index 0000000..f845664
--- /dev/null
+++ b/action/Dockerfile
@@ -0,0 +1,3 @@
+FROM ghcr.io/spenserblack/github-polyglot:v0.1.0-rc.2
+COPY entrypoint.sh /entrypoint.sh
+ENTRYPOINT [ "/entrypoint.sh" ]
diff --git a/action/README.md b/action/README.md
new file mode 100644
index 0000000..f302f00
--- /dev/null
+++ b/action/README.md
@@ -0,0 +1,41 @@
+# GitHub Polyglot action
+
+This action runs the `github-polyglot` gem in a Docker container.
+
+## Inputs
+
+### `token`
+
+Optional. GitHub API token to avoid rate limits when scanning repository language details.
+
+### `user`
+
+Optional. The user to collect data for. Defaults to the owner of the repository that is running
+the action.
+
+### `format`
+
+Optional. The format of the output. Defaults to `print` (a display format for terminal display).
+
+## Outputs
+
+### `output`
+
+The output of the `github-polyglot` gem.
+
+## Example
+
+```yaml
+# ...
+steps:
+- uses: spenserblack/github-polyglot/action@main
+  id: github-polyglot
+  with:
+    token: ${{ secrets.PAT }}
+    format: svg
+- name: Create language stats image
+  env:
+    SVG: ${{ steps.github-polyglot.outputs.output }}
+  run: echo "$SVG" > language-stats.svg
+  # Commit the SVG with your favorite commands or actions
+```
diff --git a/action/action.yml b/action/action.yml
new file mode 100644
index 0000000..8850156
--- /dev/null
+++ b/action/action.yml
@@ -0,0 +1,30 @@
+name: GitHub Polyglot
+description: Compile language statistics for a GitHub user
+branding:
+  icon: code
+  color: orange
+inputs:
+  token:
+    description: The GitHub token for the API
+    required: false
+  user:
+    description: The user to analyze
+    required: true
+    default: ${{ github.repository_owner }}
+  format:
+    description: The format of the output
+    required: true
+    default: print
+outputs:
+  output:
+    description: The output of the executable
+runs:
+  using: docker
+  image: Dockerfile
+  env:
+    GITHUB_TOKEN: ${{ inputs.token }}
+  args:
+    - "--user"
+    - ${{ inputs.user }}
+    - "--format"
+    - ${{ inputs.format }}
diff --git a/action/entrypoint.sh b/action/entrypoint.sh
new file mode 100755
index 0000000..b68c6bc
--- /dev/null
+++ b/action/entrypoint.sh
@@ -0,0 +1,7 @@
+#!/bin/sh
+OUTPUT="$(github-polyglot "$@")"
+# NOTE: We still want to show the output to the user, which can be helpful if the user is using
+#       the `print` format and just wants to see the output in the action log.
+echo "$OUTPUT"
+# NOTE: Save the output to the `output` output of the action
+echo -n "output=$OUTPUT" >> $GITHUB_OUTPUT

From 3b1444256966fb3edb85022ef2ad953bd2552952 Mon Sep 17 00:00:00 2001
From: Spenser Black <spenserblack01@gmail.com>
Date: Wed, 10 Jun 2026 13:29:13 +0000
Subject: [PATCH 2/2] Force empty string tokens to be `nil`

Fixes an issue where a no permissions error would be raised if
`GITHUB_TOKEN=""`.
---
 lib/github_polyglot/cli.rb | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/github_polyglot/cli.rb b/lib/github_polyglot/cli.rb
index 7efda5f..420bf6d 100644
--- a/lib/github_polyglot/cli.rb
+++ b/lib/github_polyglot/cli.rb
@@ -17,6 +17,7 @@ def run
       Dotenv.load
 
       token = ENV.fetch(GithubPolyglot::TOKEN_ENV_VAR, nil)
+      token = nil if token&.empty?
       @polyglot = GithubPolyglot.new(username: @username, token: token)
       output_format
     end