diff --git a/.github/workflows/book.yml b/.github/workflows/book.yml
index 4eb92db9..103a511e 100644
--- a/.github/workflows/book.yml
+++ b/.github/workflows/book.yml
@@ -3,7 +3,7 @@ name: user book
 on:
   push:
     paths:
-      - 'userguide'
+      - '/userguide'
     branches:
       - main
   pull_request:
diff --git a/.github/workflows/docker-publish.yml b/.github/workflows/docker-publish.yml
index 664c142d..299bdbc4 100644
--- a/.github/workflows/docker-publish.yml
+++ b/.github/workflows/docker-publish.yml
@@ -1,155 +1,98 @@
-name: Docker Publish
+name: Docker
+
+# This workflow uses actions that are not certified by GitHub.
+# They are provided by a third-party and are governed by
+# separate terms of service, privacy policy, and support
+# documentation.
 
 on:
   push:
-    branches:
-      - "main"
+    branches: [ "main" ]
+    # Publish semver tags as releases.
+    tags: [ 'v*.*.*' ]
 
 env:
-  REGISTRY_IMAGE: user/app
+  # Use docker.io for Docker Hub if empty
+  REGISTRY: ghcr.io
+  # github.repository as <account>/<repo>
+  IMAGE_NAME: ${{ github.repository }}
 
-jobs:
-  prepare:
-    runs-on: ubuntu-latest
-    outputs:
-      matrix: ${{ steps.platforms.outputs.matrix }}
-    steps:
-      -
-        name: Checkout
-        uses: actions/checkout@v4
-      -
-        name: Create matrix
-        id: platforms
-        run: |
-          echo "matrix=$(docker buildx bake image-all --print | jq -cr '.target."image-all".platforms')" >>${GITHUB_OUTPUT}          
-      -
-        name: Show matrix
-        run: |
-          echo ${{ steps.platforms.outputs.matrix }}          
-      -
-        name: Docker meta
-        id: meta
-        uses: docker/metadata-action@v5
-        with:
-          images: ${{ env.REGISTRY_IMAGE }}
-      -
-        name: Rename meta bake definition file
-        run: |
-          mv "${{ steps.meta.outputs.bake-file }}" "/tmp/bake-meta.json"          
-      -
-        name: Upload meta bake definition
-        uses: actions/upload-artifact@v4
-        with:
-          name: bake-meta
-          path: /tmp/bake-meta.json
-          if-no-files-found: error
-          retention-days: 1
 
+jobs:
   build:
+
     runs-on: ubuntu-latest
-    needs:
-      - prepare
-    strategy:
-      fail-fast: false
-      matrix:
-        platform: ${{ fromJson(needs.prepare.outputs.matrix) }}
+    permissions:
+      contents: read
+      packages: write
+      # This is used to complete the identity challenge
+      # with sigstore/fulcio when running outside of PRs.
+      id-token: write
+
     steps:
-      -
-        name: Prepare
-        run: |
-          platform=${{ matrix.platform }}
-          echo "PLATFORM_PAIR=${platform//\//-}" >> $GITHUB_ENV          
-      -
-        name: Checkout
-        uses: actions/checkout@v4
+      - name: Checkout repository
+        uses: actions/checkout@v3
         with:
-          submodules: 'recursive'
-      -
-        name: Download meta bake definition
-        uses: actions/download-artifact@v4
+          submodules: recursive
+
+      # Install the cosign tool except on PR
+      # https://github.com/sigstore/cosign-installer
+      - name: Install cosign
+        if: github.event_name != 'pull_request'
+        uses: sigstore/cosign-installer@6e04d228eb30da1757ee4e1dd75a0ec73a653e06 #v3.1.1
         with:
-          name: bake-meta
-          path: /tmp
-      -
-        name: Set up QEMU
+          cosign-release: 'v2.1.1'
+      - name: Set up QEMU
         uses: docker/setup-qemu-action@v3
-      -
-        name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v3
+
+      # Workaround: https://github.com/docker/build-push-action/issues/461
+      - name: Setup Docker buildx
+        uses: docker/setup-buildx-action@79abd3f86f79a9d68a23c75a09a9a85889262adf
+
       # Login against a Docker registry except on PR
       # https://github.com/docker/login-action
       - name: Log into registry ${{ env.REGISTRY }}
         if: github.event_name != 'pull_request'
-        uses: docker/login-action@v3
+        uses: docker/login-action@28218f9b04b4f3f62068d7b6ce6ca5b26e35336c
         with:
-          registry: ghcr.io
+          registry: ${{ env.REGISTRY }}
           username: ${{ github.actor }}
           password: ${{ secrets.GITHUB_TOKEN }}
-      -
-        name: Build
-        id: bake
-        uses: docker/bake-action@v4
-        with:
-          files: |
-            ./docker-bake.hcl
-            /tmp/bake-meta.json            
-          targets: image
-          set: |
-            *.tags=
-            *.platform=${{ matrix.platform }}
-            *.output=type=image,"name=${{ env.REGISTRY_IMAGE }}",push-by-digest=true,name-canonical=true,push=true            
-      -
-        name: Export digest
-        run: |
-          mkdir -p /tmp/digests
-          digest="${{ fromJSON(steps.bake.outputs.metadata).image['containerimage.digest'] }}"
-          touch "/tmp/digests/${digest#sha256:}"          
-      -
-        name: Upload digest
-        uses: actions/upload-artifact@v4
-        with:
-          name: digests-${{ env.PLATFORM_PAIR }}
-          path: /tmp/digests/*
-          if-no-files-found: error
-          retention-days: 1
 
-  merge:
-    runs-on: ubuntu-latest
-    needs:
-      - build
-    steps:
-      -
-        name: Download meta bake definition
-        uses: actions/download-artifact@v3
-        with:
-          name: bake-meta
-          path: /tmp
-      -
-        name: Download digests
-        uses: actions/download-artifact@v4
+      # Extract metadata (tags, labels) for Docker
+      # https://github.com/docker/metadata-action
+      - name: Extract Docker metadata
+        id: meta
+        uses: docker/metadata-action@98669ae865ea3cffbcbaa878cf57c20bbf1c6c38
         with:
-          path: /tmp/digests
-          pattern: digests-*
-          merge-multiple: true
-      -
-        name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v3
-       # Login against a Docker registry except on PR
-      # https://github.com/docker/login-action
-      - name: Log into registry ${{ env.REGISTRY }}
-        if: github.event_name != 'pull_request'
-        uses: docker/login-action@v3
+          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+
+      # Build and push Docker image with Buildx (don't push on PR)
+      # https://github.com/docker/build-push-action
+      - name: Build and push Docker image
+        id: build-and-push
+        uses: docker/build-push-action@ac9327eae2b366085ac7f6a2d02df8aa8ead720a
         with:
-          registry: ghcr.io
-          username: ${{ github.actor }}
-          password: ${{ secrets.GITHUB_TOKEN }}
-      -
-        name: Create manifest list and push
-        working-directory: /tmp/digests
-        run: |
-          docker buildx imagetools create $(jq -cr '.target."docker-metadata-action".tags | map(select(startswith("${{ env.REGISTRY_IMAGE }}")) | "-t " + .) | join(" ")' /tmp/bake-meta.json) \
-            $(printf '${{ env.REGISTRY_IMAGE }}@sha256:%s ' *)          
-      -
-        name: Inspect image
-        run: |
-          docker buildx imagetools inspect ${{ env.REGISTRY_IMAGE }}:$(jq -r '.target."docker-metadata-action".args.DOCKER_META_VERSION' /tmp/bake-meta.json)          
\ No newline at end of file
+          context: .
+          push: ${{ github.event_name != 'pull_request' }}
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+          platforms: linux/amd64
+          cache-from: type=gha
+          cache-to: type=gha,mode=max
+
+
+      # Sign the resulting Docker image digest except on PRs.
+      # This will only write to the public Rekor transparency log when the Docker
+      # repository is public to avoid leaking data.  If you would like to publish
+      # transparency data even for private images, pass --force to cosign below.
+      # https://github.com/sigstore/cosign
+      - name: Sign the published Docker image
+        if: ${{ github.event_name != 'pull_request' }}
+        env:
+          # https://docs.github.com/en/actions/security-guides/security-hardening-for-github-actions#using-an-intermediate-environment-variable
+          TAGS: ${{ steps.meta.outputs.tags }}
+          DIGEST: ${{ steps.build-and-push.outputs.digest }}
+        # This step uses the identity token to provision an ephemeral certificate
+        # against the sigstore community Fulcio instance.
+        run: echo "${TAGS}" | xargs -I {} cosign sign --yes {}@${DIGEST}
\ No newline at end of file
diff --git a/userguide/src/characters/character.md b/userguide/src/characters/character.md
index d012232d..a55f1fb9 100644
--- a/userguide/src/characters/character.md
+++ b/userguide/src/characters/character.md
@@ -1 +1,3 @@
 # Characters
+
+Login and go to profile page...
\ No newline at end of file