Compare GIFs in CI with ImageMagick

.github/tapes/boa_cli.tape

@@ -1,37 +1,4 @@
 Output cli/assets/boa_cli.gif
 
-# Setup env
-Hide
-
-Set TypingSpeed 50ms
-Set Theme "GruvboxDark"
-Set Shell fish
-
-# boa_cli needs to be installed for the tape to run.
-Require boa
-
-Show
-
-Type "boa"
-
-Sleep 100ms
-
-Enter
-
-Type "2 + '2'"
-
-Enter
-
-Sleep 100ms
-
-Type "const sayHello = () => { return 'Hello World!' };"
-
-Enter
-
-Sleep 100ms
-
-Type "sayHello();"
-
-Enter
-
-Sleep 2s
+# The below path assumes that we are calling from Boa's root.
+Source ./.github/tapes/boa_cli_src.tape

.github/tapes/boa_cli_src.tape

@@ -0,0 +1,37 @@
+# The source tape file for creating the CLI intro GIF
+
+# Setup env
+Hide
+
+Set TypingSpeed 50ms
+Set Theme "GruvboxDark"
+Set Shell fish
+
+# boa_cli needs to be installed for the tape to run.
+Require boa
+
+Show
+
+Type "boa"
+
+Sleep 100ms
+
+Enter
+
+Type "2 + '2'"
+
+Enter
+
+Sleep 100ms
+
+Type "const sayHello = () => { return 'Hello World!' };"
+
+Enter
+
+Sleep 100ms
+
+Type "sayHello();"
+
+Enter
+
+Sleep 2s

.github/tapes/ci_cli_intro.tape

@@ -0,0 +1,4 @@
+Output tmp/boa_cli.gif
+
+# The below path assumes that we are calling from Boa's root.
+Source ./.github/tapes/boa_cli_src.tape

.github/workflows/artifacts.yml

@@ -1,7 +1,7 @@
 name: Build Artifacts
 
 on:
-  push:
+  pull_request:
     branches:
       - main
 
@@ -18,14 +18,11 @@ jobs:
       # https://github.com/charmbracelet/vhs-action/blob/main/examples/auto-commit.yml
       - uses: charmbracelet/vhs-action@v1
         with:
-          path: './.github/tapes/boa_cli.tape'
-      - uses: stefanzweifel/git-auto-commit-action@v4
-        env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          version: v0.7.1
+          path: './.github/tapes/ci_cli_intro.tape'
+      - uses: mfinelli/setup-imagemagick@v5
         with:
-          commit_message: Update generated VHS GIF
-          branch: main
-          commit_user_name: vhs-action 📼
-          commit_user_email: actions@github.com
-          commit_author: vhs-action 📼 <actions@github.com>
-          file_pattern: '*.gif'
+          cache: true
+      - run: magick compare -verbose ./tmp/boa_cli.gif ./cli/assets/boa_cli.gif
+      # Clean up tmp directory created by ci_cli_intro.tape
+      - run: rm -rf ./tmp