diff --git a/.github/actions/string-case/action.yml b/.github/actions/string-case/action.yml
new file mode 100644
index 00000000..4b4c2ada
--- /dev/null
+++ b/.github/actions/string-case/action.yml
@@ -0,0 +1,57 @@
+name: Change String Case
+description: Make a string lowercase, uppercase, or capitalized
+
+inputs:
+  string:
+    description: The input string
+    required: true
+
+outputs:
+  lowercase:
+    value: ${{ steps.set.outputs.lowercase }}
+    description: The input string, with any uppercase characters replaced with lowercase ones
+  uppercase:
+    value: ${{ steps.set.outputs.uppercase }}
+    description: The input string, with any lowercase characters replaced with uppercase ones
+  capitalized:
+    value: ${{ steps.set.outputs.capitalized }}
+    description: The input string, with any alphabetical characters lowercase, except for the first character, which is uppercased
+
+runs:
+  using: 'composite'
+  steps:
+    - name: Retrieve releases
+      id: 'set'
+      env:
+        INPUT_STRING: '${{ inputs.string }}'
+      shell: 'bash'
+      run: |
+        printf -- 'Manipulating string: %s\n' "${INPUT_STRING}"
+        set_sl_var() { local f='%s=%s\n' ; printf -- "${f}" "$@" ; } ;
+        mk_delim() { printf -- '"%s_EOF_%d_"' "$1" "${RANDOM}" ; } ;
+        open_ml_var() { local f=''\%'s<<'\%'s\n' ; printf -- "${f}" "$2" "$1" ; } ;
+        close_ml_var() { local f='%s\n' ; printf -- "${f}" "$1" ; } ;
+        {
+
+          var='lowercase' ;
+          delim="$(mk_delim "${var}")" ;
+          open_ml_var "${delim}" "${var}" ;
+          printf -- '%s\n' "${INPUT_STRING,,}" ;
+          close_ml_var "${delim}" "${var}" ;
+
+          var='capitalized' ;
+          delim="$(mk_delim "${var}")" ;
+          open_ml_var "${delim}" "${var}" ;
+          printf -- '%s\n' "${INPUT_STRING^}" ;
+          close_ml_var "${delim}" "${var}" ;
+
+          var='uppercase' ;
+          delim="$(mk_delim "${var}")" ;
+          open_ml_var "${delim}" "${var}" ;
+          printf -- '%s\n' "${INPUT_STRING^^}" ;
+          close_ml_var "${delim}" "${var}" ;
+
+        } >> "${GITHUB_OUTPUT}"
+        printf -- '%s: %s\n' 'lowercase' "${INPUT_STRING,,}"
+        printf -- '%s: %s\n' 'uppercase' "${INPUT_STRING^^}"
+        printf -- '%s: %s\n' 'capitalized' "${INPUT_STRING^}"
diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 4ec7ca4d..199f2d82 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -23,33 +23,22 @@ jobs:
     runs-on: ubuntu-latest
     outputs:
       ffmpeg-releases: ${{ steps.ffmpeg.outputs.releases }}
-      lowercase-variables-actor: ${{ steps.lowercase-variables.outputs.actor }}
-      lowercase-variables-repository_owner: ${{ steps.lowercase-variables.outputs.repository_owner }}
-      string-lowercase: ${{ steps.string.outputs.lowercase }}
+      lowercase-github-actor: ${{ steps.github-actor.outputs.lowercase }}
+      lowercase-github-repository_owner: ${{ steps.github-repository_owner.outputs.lowercase }}
       ytdlp-latest-release: ${{ steps.yt-dlp.outputs.latest-release }}
       ytdlp-releases: ${{ steps.yt-dlp.outputs.releases }}
     steps:
-      - name: Lowercase github username for ghcr
-        id: string
-        uses: ASzc/change-string-case-action@v6
+      - uses: actions/checkout@v4
+      - name: Lowercase github username
+        id: github-actor
+        uses: ./.github/actions/string-case
         with:
           string: ${{ github.actor }}
-      - name: Lowercase GitHub variables
-        id: lowercase-variables
-        shell: bash
-        run: |
-          set_sl_var() { local f='%s=%s\n' ; printf -- "${f}" "$@" ; } ;
-          for var in \
-            actor='${{ github.actor }}' \
-            repository_owner='${{ github.repository_owner }}'
-          do
-            k="$( cut -d '=' -f 1 <<<"${var}" )" ;
-            v="${var#${k}=}" ;
-            set_sl_var >> "${GITHUB_OUTPUT}" \
-              "${k}" "${v,,}" ;
-          done ;
-          unset -v k v var ;
-      - uses: actions/checkout@v4
+      - name: Lowercase github repository owner
+        id: github-repository_owner
+        uses: ./.github/actions/string-case
+        with:
+          string: ${{ github.repository_owner }}
       - name: Retrieve yt-dlp/FFmpeg-Builds releases with GitHub CLI
         id: ffmpeg
         uses: ./.github/actions/FFmpeg
@@ -132,10 +121,10 @@ jobs:
         with:
           platforms: linux/amd64,linux/arm64
           push: ${{ 'success' == needs.test.result && 'meeb' == github.repository_owner && 'pull_request' != github.event_name && 'true' || 'false' }}
-          tags: ghcr.io/${{ needs.info.outputs.string-lowercase }}/${{ env.IMAGE_NAME }}:latest
+          tags: ghcr.io/${{ needs.info.outputs.lowercase-github-actor }}/${{ env.IMAGE_NAME }}:latest
           cache-from: |
-            type=registry,ref=ghcr.io/${{ needs.info.outputs.string-lowercase }}/${{ env.IMAGE_NAME }}:latest
-            type=registry,ref=ghcr.io/${{ github.repository_owner }}/${{ env.IMAGE_NAME }}:latest
+            type=registry,ref=ghcr.io/${{ needs.info.outputs.lowercase-github-actor }}/${{ env.IMAGE_NAME }}:latest
+            type=registry,ref=ghcr.io/${{ needs.info.outputs.lowercase-github-repository_owner }}/${{ env.IMAGE_NAME }}:latest
             type=gha
           cache-to: |
             type=gha,mode=max