diff --git a/.dir-locals.el b/.dir-locals.el
index 1938ca4..47674e1 100644
--- a/.dir-locals.el
+++ b/.dir-locals.el
@@ -2,4 +2,5 @@
 ;;; For more information see (info "(emacs) Directory Variables")
 
 ((emacs-lisp-mode . ((sentence-end-double-space . t)
-                     (indent-tabs-mode . nil))))
+                     (indent-tabs-mode . nil)))
+ (makefile-mode . ((indent-tabs-mode . t))))
diff --git a/.github/workflows/workflow.yml b/.github/workflows/workflow.yml
new file mode 100644
index 0000000..607de94
--- /dev/null
+++ b/.github/workflows/workflow.yml
@@ -0,0 +1,45 @@
+name: CI
+
+on:
+  push:
+    branches:
+      - master
+      - main
+  pull_request:
+
+jobs:
+  test:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [ubuntu-latest, macos-latest]
+        # for some reason, Windows cannot connect to Melpa on
+        # Emacs 27, so no Windows
+        emacs-version:
+          - 26.1
+          - 26.2
+          - 26.3
+          - 27.1
+          - 27.2
+          - 28.1
+          - snapshot
+
+    steps:
+    - uses: actions/checkout@v2
+
+    - uses: jcs090218/setup-emacs@master
+      with:
+        version: ${{ matrix.emacs-version }}
+
+    - uses: actions/setup-node@v2
+      with:
+        node-version: '16'
+
+    - uses: emacs-eask/setup-eask@master
+      with:
+        version: 'snapshot'
+
+    - name: Run tests
+      run:
+        make ci
diff --git a/Eask b/Eask
new file mode 100644
index 0000000..380ea63
--- /dev/null
+++ b/Eask
@@ -0,0 +1,13 @@
+(package "org-unique-id"
+         "0.3.0"
+         "Create unique IDs for org headers")
+
+(website-url "https://labs.phundrak.com/phundrak/org-unique-id")
+(keywords "convenience")
+
+(package-file "org-unique-id.el")
+
+(source "gnu")
+
+(depends-on "emacs" "26.1")
+(depends-on "org" "9.5")
diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..b077912
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,62 @@
+EMACS ?= emacs
+EASK ?= eask
+
+.PHONY: clean package install compile test checkdoc lint
+
+# CI entry point
+ci: clean package install compile checkdoc lint
+
+# Build an package artefact, default to `dist` folder
+#
+# This is used to test if your package can be built correctly before the
+# package installation.
+package:
+	@echo "Packaging..."
+	$(EASK) package
+
+# Install package
+#
+# If your package is a single file package, you generally wouldn't need to
+install:
+	@echo "Installing..."
+	$(EASK) install
+
+# Byte-compile package
+#
+# Compile all your package .el files to .elc
+compile:
+	@echo "Compiling..."
+	$(EASK) compile
+
+# Run regression tests
+#
+# The default test is `ert`; but Eask also support other regression test!
+# See https://emacs-eask.github.io/Getting-Started/Commands-and-options/#-linter
+test:
+	@echo "Testing..."
+	$(EASK) install-deps --dev
+	$(EASK) test ert ./test/*.el
+
+# Run checkdoc
+#
+# See https://www.emacswiki.org/emacs/CheckDoc
+checkdoc:
+	@echo "Checking documentation..."
+	$(EASK) lint checkdoc --strict
+
+# Lint package metadata
+#
+# See https://github.com/purcell/package-lint
+lint:
+	@echo "Linting..."
+	$(EASK) lint package
+
+# Clean up
+#
+# This will clean all the entire workspace including the following folders
+# and files
+#
+#   - .eask folder (sandbox)
+#   - all .elc files
+clean:
+	$(EASK) clean-all