diff --git a/._travis_.yml b/._travis_.yml
deleted file mode 100644
index 83c16691..00000000
--- a/._travis_.yml
+++ /dev/null
@@ -1,85 +0,0 @@
-os: linux
-dist: xenial
-language: python
-
-services:
-  - redis
-
-env:
-  global:
-    - BUILD_DOCS=false
-    - SUBMIT_CODECOV=false
-    - FLAKE_8=false
-
-cache:
-  directories:
-    - $HOME/.cache/pip
-    - $HOME/.ccache  # https://github.com/travis-ci/travis-ci/issues/5853
-
-jobs:
-  fast_finish: true
-  include:
-    - python: 3.7
-    - python: 3.8
-
-    - python: 3.8  # This build will only run 'flake8'
-      name: "Check style"
-      env: FLAKE_8=true
-
-    - python: 3.8  # This build will only deploy docs.
-      name: "Build/deploy docs"
-      env:
-        - BUILD_DOCS=true
-        - SUBMIT_CODECOV=true
-        # Doctr deploy key for bluesky/bluesky-queueserver
-        - secure: "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"
-    # As of 2020-10-08, Python 3.9 distribution is not available in TravisCI's repos yet.
-    # - python: 3.9
-
-  allow_failures:
-    - name: "Build/deploy docs"
-
-before_install:
-  - |
-    if [ "${FLAKE_8}" == "true" ]; then
-        pip install flake8
-        flake8 .
-        res=$?
-        echo "The project code was verified with 'flake8'. Exit code ($res)."
-        exit $res
-    fi
-
-install:
-  # Install this package and the packages listed in requirements.txt.
-  - pip install .
-  # Install extra requirements for running tests and building docs.
-  - pip install -r requirements-dev.txt
-  - pip install scikit-image
-  - pip list
-
-before_script:
-  - |
-    if [ "${BUILD_DOCS}" == "true" ]; then
-        make -C docs/ html
-        res=$?
-        echo "Docs build finished with the exit code ($res)."
-
-        if [ $res -gt 0 ]; then
-            echo "Not attempting to run doctr."
-        else
-            if [ "${TRAVIS_REPO_SLUG}" == "bluesky/bluesky-queueserver" ]; then
-                pip install doctr
-                doctr deploy --built-docs docs/build/html . --branch-whitelist main
-                res=$?
-                echo "Docs deployment with 'doctr' finished with the exit code ($res)."
-            fi
-        fi
-        exit $res
-    fi
-
-script:
-  - coverage run -m pytest -vv  # Run the tests and check for test coverage.
-  - coverage report -m  # Generate test coverage report.
-
-after_success:
-  # - if [ $SUBMIT_CODECOV == 'true' ]; then codecov; fi;
diff --git a/.github/workflows/deploy_docs.sh b/.github/workflows/deploy_docs.sh
deleted file mode 100755
index 64cdbe84..00000000
--- a/.github/workflows/deploy_docs.sh
+++ /dev/null
@@ -1,71 +0,0 @@
-#!/usr/bin/env bash
-
-# Set env variable 'BUILD_DIR' to point to the directory that contains documentation
-#   e.g BUILD_DIR="docs/build/html"
-# GITHUB_TOKEN should be also set (e.g. GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }})
-
-echo "====================================================================="
-echo "SCRIPT: PUBLISHING DOCUMENTATION TO GITHUB PAGES"
-set -eu
-
-REPO_URI="https://x-access-token:${GITHUB_TOKEN}@github.com/${GITHUB_REPOSITORY}.git"
-REMOTE_NAME="origin"
-TARGET_BRANCH="gh-pages"
-
-# Get the repository name: if repository is 'bluesky/some-repo', the name is 'some-repo'
-REPO_NAME=$(echo $GITHUB_REPOSITORY | awk -F '/' '{print $2}')
-echo "====================================================================="
-echo "GitHub repository: ${GITHUB_REPOSITORY}"
-echo "Repository name: ${REPO_NAME}"
-
-CACHE_DIR="/tmp/repo_cache"
-echo "====================================================================="
-echo "Creating temporary directory: ${CACHE_DIR}"
-mkdir $CACHE_DIR
-cd $CACHE_DIR
-
-echo "====================================================================="
-echo "Cloning GitHub repository: ${GITHUB_REPOSITORY}"
-git clone "https://github.com/${GITHUB_REPOSITORY}.git"
-cd $REPO_NAME
-
-echo "====================================================================="
-echo "Checking out the target branch: ${TARGET_BRANCH}"
-git checkout $TARGET_BRANCH
-
-echo "====================================================================="
-echo "Setting up Git user name and email ... (${GITHUB_ACTOR})"
-git config user.name "$GITHUB_ACTOR"
-git config user.email "${GITHUB_ACTOR}@bots.github.com"
-
-# Remove all files and directories except hidden directories.
-#   -f - exits with 0 if there is not files to delete
-echo "====================================================================="
-echo "Removing the all files ('${TARGET_BRANCH}' branch) ..."
-rm -rf !\(.*\)
-
-echo "====================================================================="
-echo "Copying files from build directory: ${BUILD_DIR}"
-# Copy everything including hidden files
-cp -r "${GITHUB_WORKSPACE}/${BUILD_DIR}"/. .
-ls -al
-
-echo "====================================================================="
-echo "Difference:"
-git diff
-
-echo "====================================================================="
-echo "Adding changes ..."
-git add .
-
-echo "====================================================================="
-echo "Committing changes ..."
-git diff-index --quiet HEAD || git commit -am "Deployed Docs"
-echo "Changes were committed."
-
-echo "====================================================================="
-echo "Pushing changes to the repository ..."
-git remote set-url "$REMOTE_NAME" "$REPO_URI"  # includes access token
-# Allow 'push' to fail in case of collision with another build
-git push "$REMOTE_NAME" "$TARGET_BRANCH"
-echo "Documents were published to '${TARGET_BRANCH}' branch."
diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index 986a9c97..28d8657d 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -19,7 +19,12 @@ jobs:
     - name: Install dependencies
       run: |
         sudo apt install redis
-        python -m pip install --upgrade pip
+
+        # These packages are installed in the base environment but may be older
+        # versions. Explicitly upgrade them because they often create
+        # installation problems if out of date.
+        python -m pip install --upgrade pip setuptools numpy
+
         pip install .
         pip install -r requirements-dev.txt
         pip list
diff --git a/.github/workflows/docs_publish.yml b/.github/workflows/docs_publish.yml
index 23ffa756..985d9fb7 100644
--- a/.github/workflows/docs_publish.yml
+++ b/.github/workflows/docs_publish.yml
@@ -7,8 +7,7 @@ on:
 
 jobs:
   build:
-
-    if: github.repository == 'bluesky/bluesky-queueserver'
+    if: github.repository_owner == 'bluesky'
     runs-on: ubuntu-latest
     strategy:
       matrix:
@@ -23,16 +22,27 @@ jobs:
     - name: Install dependencies
       run: |
         sudo apt install redis
-        python -m pip install --upgrade pip
+
+        # These packages are installed in the base environment but may be older
+        # versions. Explicitly upgrade them because they often create
+        # installation problems if out of date.
+        python -m pip install --upgrade pip setuptools numpy
+
         pip install .
         pip install -r requirements-dev.txt
         pip list
     - name: Build Docs
       run: |
         make -C docs/ html
-    - name: Deploy Docs
-      env:
-        BUILD_DIR: "docs/build/html"
-        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-      run: |
-        ./.github/workflows/deploy_docs.sh
+    - name: Deploy documentation to blueskyproject.io
+      # We pin to the SHA, not the tag, for security reasons.
+      # https://docs.github.com/en/free-pro-team@latest/actions/learn-github-actions/security-hardening-for-github-actions#using-third-party-actions
+      uses: peaceiris/actions-gh-pages@bbdfb200618d235585ad98e965f4aafc39b4c501  # v3.7.3
+      with:
+        deploy_key: ${{ secrets.ACTIONS_DOCUMENTATION_DEPLOY_KEY }}
+        publish_branch: main
+        publish_dir: ./docs/build/html
+        external_repository: bluesky/bluesky.github.io
+        destination_dir: bluesky-queueserver
+        keep_files: true  # Keep old files.
+        force_orphan: false  # Keep git history.
diff --git a/.github/workflows/flake8.yml b/.github/workflows/flake8.yml
index cd921b95..8b8dfa99 100644
--- a/.github/workflows/flake8.yml
+++ b/.github/workflows/flake8.yml
@@ -10,7 +10,11 @@ jobs:
       - uses: actions/setup-python@v2
       - name: Install Dependencies
         run: |
-          python -m pip install --upgrade pip
+          # These packages are installed in the base environment but may be older
+          # versions. Explicitly upgrade them because they often create
+          # installation problems if out of date.
+          python -m pip install --upgrade pip setuptools numpy
+
           pip install flake8
       - name: Run flake8
         run: |
diff --git a/.github/workflows/testing.yml b/.github/workflows/testing.yml
index e03766c9..640206c7 100644
--- a/.github/workflows/testing.yml
+++ b/.github/workflows/testing.yml
@@ -19,11 +19,14 @@ jobs:
     - name: Install dependencies
       run: |
         sudo apt install redis
-        python -m pip install --upgrade pip
+
+        # These packages are installed in the base environment but may be older
+        # versions. Explicitly upgrade them because they often create
+        # installation problems if out of date.
+        python -m pip install --upgrade pip setuptools numpy
+
         pip install .
         pip install -r requirements-dev.txt
-        pip install scikit-image
-        pip install pytest
         pip list
     - name: Test with pytest
       run: |
diff --git a/README.rst b/README.rst
index 907a8456..7d5c8d96 100644
--- a/README.rst
+++ b/README.rst
@@ -2,9 +2,6 @@
 bluesky-queueserver
 ===================
 
-.. image:: https://img.shields.io/travis/bluesky/bluesky-queueserver.svg
-        :target: https://travis-ci.org/bluesky/bluesky-queueserver
-
 .. image:: https://img.shields.io/pypi/v/bluesky-queueserver.svg
         :target: https://pypi.python.org/pypi/bluesky-queueserver
 
diff --git a/requirements-dev.txt b/requirements-dev.txt
index 7e9b5971..c41d640c 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -11,6 +11,7 @@ sphinx
 ipython
 matplotlib
 numpydoc
+scikit-image
 sphinx-copybutton
 sphinx_rtd_theme
 # Extra dependencies for development