diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index bb8b880..46e2cf4 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -9,29 +9,47 @@ jobs:
       - name: Get sample .apk for test purposes
         run: wget https://github.com/appium/appium/raw/1.10/sample-code/apps/ApiDemos-debug.apk
       - name: Upload artifact to Firebase Distribution
+        id: testing_outputs
         uses: ./
         with:
           appId: ${{secrets.FIREBASE_APP_ID}}
-          token: ${{secrets.FIREBASE_TOKEN}}
           groups: Testers
           file: ApiDemos-debug.apk
+          serviceCredentialsFileContent: ${{ secrets.CREDENTIAL_FILE_CONTENT }}
+      - name: Assert outputs of previous step are not empty
+        run: |
+          echo "${{ steps.testing_outputs.outputs.FIREBASE_CONSOLE_URI }}"
+          if [[ -z "${{ steps.testing_outputs.outputs.FIREBASE_CONSOLE_URI }}" ]]; then
+            echo "Console URI is empty" >&2
+            exit 1
+          fi
+          echo "${{ steps.testing_outputs.outputs.TESTING_URI }}"
+          if [[ -z "${{ steps.testing_outputs.outputs.TESTING_URI }}" ]]; then
+            echo "Testing URI is empty" >&2
+            exit 1
+          fi
+          echo "${{ steps.testing_outputs.outputs.BINARY_DOWNLOAD_URI }}"
+          if [[ -z "${{ steps.testing_outputs.outputs.BINARY_DOWNLOAD_URI }}" ]]; then
+            echo "Binary download URI is empty" >&2
+            exit 1
+          fi
       - name: Upload artifact to Firebase Distribution with release note file
         uses: ./
         with:
           appId: ${{secrets.FIREBASE_APP_ID}}
-          token: ${{secrets.FIREBASE_TOKEN}}
           groups: Testers
           releaseNotesFile: README.md
           file: ApiDemos-debug.apk
+          serviceCredentialsFileContent: ${{ secrets.CREDENTIAL_FILE_CONTENT }}
       - name: Upload artifact to Firebase Distribution with debug
         uses: ./
         with:
           appId: ${{secrets.FIREBASE_APP_ID}}
-          token: ${{secrets.FIREBASE_TOKEN}}
           groups: Testers
           releaseNotesFile: README.md
           file: ApiDemos-debug.apk
           debug: true
+          serviceCredentialsFileContent: ${{ secrets.CREDENTIAL_FILE_CONTENT }}
       - name: Fetch credential file from secrets
         id: fetch_credential_file
         uses: timheuer/base64-to-file@v1
@@ -62,8 +80,27 @@ jobs:
         uses: ./
         with:
           appId: ${{secrets.FIREBASE_APP_ID}}
-          token: ${{secrets.FIREBASE_TOKEN}}
           testers: "test@test.com, test2@test2.com"
           releaseNotesFile: README.md
           file: ApiDemos-debug.apk
+          serviceCredentialsFileContent: ${{ secrets.CREDENTIAL_FILE_CONTENT }}
+      - name: Failure during upload should set failure in action step
+        id: fail_check
+        uses: ./
+        continue-on-error: true
+        with:
+          appId: invalid_app_id
+          testers: "test@test.com, test2@test2.com"
+          releaseNotesFile: README.md
+          file: ApiDemos-debug.apk
+          serviceCredentialsFileContent: ${{ secrets.CREDENTIAL_FILE_CONTENT }}
+      - name: Check if previous step failed as expected
+        run: |
+          if [[ "${{ steps.fail_check.outcome }}" == 'failure' ]]; then
+            echo "Previous step failed as expected"
+            exit 0
+          else
+            echo "Previous step succeeded, when it shouldn't"
+            exit 1
+          fi
 
diff --git a/.github/workflows/publish_image.yml b/.github/workflows/publish_image.yml
new file mode 100644
index 0000000..baafc73
--- /dev/null
+++ b/.github/workflows/publish_image.yml
@@ -0,0 +1,50 @@
+name: Create and publish a Docker image
+
+# Edited snippet from: https://docs.github.com/en/packages/managing-github-packages-using-github-actions-workflows/publishing-and-installing-a-package-with-github-actions#publishing-a-package-using-an-action
+
+# Configures this workflow to run every time a change is pushed to the branch called `release`.
+on:
+  workflow_dispatch:
+
+# Defines two custom environment variables for the workflow. These are used for the Container registry domain, and a name for the Docker image that this workflow builds.
+env:
+  REGISTRY: ghcr.io
+  IMAGE_NAME: ${{ github.repository }}
+
+# There is a single job in this workflow. It's configured to run on the latest available version of Ubuntu.
+jobs:
+  build-and-push-image:
+    runs-on: ubuntu-latest
+    # Sets the permissions granted to the `GITHUB_TOKEN` for the actions in this job.
+    permissions:
+      contents: read
+      packages: write
+      # 
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+      # Uses the `docker/login-action` action to log in to the Container registry registry using the account and password that will publish the packages. Once published, the packages are scoped to the account defined here.
+      - name: Log in to the Container registry
+        uses: docker/login-action@65b78e6e13532edd9afa3aa52ac7964289d1a9c1
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+      - name: Extract metadata (tags, labels) for Docker
+        id: meta
+        uses: docker/metadata-action@9ec57ed1fcdbf14dcef7dfbe97b2010124a938b7
+        with:
+          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+          tags: |
+            # minimal (short sha)
+            type=sha
+
+      # This step uses the `docker/build-push-action` action to build the image, based on your repository's `Dockerfile`. If the build succeeds, it pushes the image to GitHub Packages.
+      # It uses the `context` parameter to define the build's context as the set of files located in the specified path. For more information, see "[Usage](https://github.com/docker/build-push-action#usage)" in the README of the `docker/build-push-action` repository.
+      - name: Build and push Docker image
+        uses: docker/build-push-action@f2a1d5e99d037542a71f64918e516c093c6f3fc4
+        with:
+          context: .
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
+
diff --git a/Dockerfile b/Dockerfile
index e1804ba..5773917 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM node:18-alpine3.15
+FROM node:20-alpine
 
 WORKDIR /app
 COPY . /app
diff --git a/README.md b/README.md
index 7300c53..0cfdf21 100644
--- a/README.md
+++ b/README.md
@@ -9,7 +9,7 @@ This action uploads artifacts (.apk,.aab or .ipa) to Firebase App Distribution.
 
 ### `appId`
 
-**Required** App id can be found on the General Settings page
+**Required** App id can be found in the Firebase console in your Projects Settings, under Your apps. It is in the following format 1:1234567890123942955466829:android:1234567890abc123abc123
 
 ### `token`
 
@@ -54,6 +54,20 @@ Specify the release note path to a plain text file.
 
 Flag that can be included to print verbose log output. Default value is `false`
 
+## Outputs
+
+### `FIREBASE_CONSOLE_URI`
+
+Link to uploaded release in the Firebase console.
+
+### `TESTING_URI`
+
+Link to share release with testers who have access.
+
+### `BINARY_DOWNLOAD_URI`
+
+Link to download the release binary (link expires in 1 hour).
+
 ## Sample usage
 
 ```
diff --git a/action.yml b/action.yml
index e14ea81..06b44f2 100644
--- a/action.yml
+++ b/action.yml
@@ -38,4 +38,4 @@ branding:
   icon: 'send'
 runs:
   using: 'docker'
-  image: 'Dockerfile'
+  image: docker://ghcr.io/wzieba/firebase-distribution-github-action:sha-344aa66
diff --git a/entrypoint.sh b/entrypoint.sh
index 64c416d..c842ef7 100755
--- a/entrypoint.sh
+++ b/entrypoint.sh
@@ -1,5 +1,7 @@
 #!/bin/bash
 
+set -o pipefail
+
 # Required since https://github.blog/2022-04-12-git-security-vulnerability-announced
 git config --global --add safe.directory $GITHUB_WORKSPACE
 
@@ -41,8 +43,20 @@ firebase \
         --testers "$INPUT_TESTERS" \
         ${RELEASE_NOTES:+ --release-notes "${RELEASE_NOTES}"} \
         ${INPUT_RELEASENOTESFILE:+ --release-notes-file "${RELEASE_NOTES_FILE}"} \
-        $( (( $INPUT_DEBUG )) && printf %s '--debug' )
-
-if [ -n "${INPUT_TOKEN}" ] ; then
-    echo ${TOKEN_DEPRECATED_WARNING_MESSAGE}
-fi
\ No newline at end of file
+	$( (( $INPUT_DEBUG )) && printf %s '--debug' ) |
+{
+    while read -r line; do
+      echo $line
+
+      if [[ $line == *"View this release in the Firebase console"* ]]; then
+        CONSOLE_URI=$(echo "$line" | sed -e 's/.*: //' -e 's/^ *//;s/ *$//')
+        echo "FIREBASE_CONSOLE_URI=$CONSOLE_URI" >>"$GITHUB_OUTPUT"
+      elif [[ $line == *"Share this release with testers who have access"* ]]; then
+        TESTING_URI=$(echo "$line" | sed -e 's/.*: //' -e 's/^ *//;s/ *$//')
+        echo "TESTING_URI=$TESTING_URI" >>"$GITHUB_OUTPUT"
+      elif [[ $line == *"Download the release binary"* ]]; then
+        BINARY_URI=$(echo "$line" | sed -e 's/.*: //' -e 's/^ *//;s/ *$//')
+        echo "BINARY_DOWNLOAD_URI=$BINARY_URI" >>"$GITHUB_OUTPUT"
+      fi
+    done
+}