github actions (#26)

Use GitHub Actions instead of CircleCI automation.

.github/workflows/test-all-jdks.yaml

@@ -0,0 +1,34 @@
+name: "Test All JDKs"
+on:
+  pull_request:
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        docker-image:
+          - clojure:temurin-8-jammy
+          - clojure:temurin-11-jammy
+          - clojure:temurin-17-jammy
+          - clojure:temurin-21-jammy
+        clj-version: ["1.10", "1.11", "1.12"]
+    container: ${{ matrix.docker-image }}
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Restore Cache
+        uses: actions/cache/restore@v4
+        with:
+          path: /root/.m2 # Explicit path inside the container to overcome GitHub Actions bug https://github.com/actions/runner/issues/1876
+          key: ${{ matrix.docker-image }}-${{ matrix.clj-version }}-${{ hashFiles('deps.edn') }}
+
+      - name: Run Test
+        run: clojure -T:build test :clj '"${{ matrix.clj-version }}"'
+
+      - name: Save Cache
+        uses: actions/cache/save@v4
+        with:
+          path: /root/.m2
+          key: ${{ matrix.docker-image }}-${{ matrix.clj-version }}-${{ hashFiles('deps.edn') }}

build.clj

@@ -31,7 +31,7 @@
 (defn test "Run all the tests." [opts]
   (bb/clean opts)
   (bb/run-tests (cond-> (assoc opts :aliases [:ssm])
-                  (:clj opts) (update :aliases into (:clj opts))))
+                  (:clj opts) (update :aliases conj (:clj opts))))
   opts)
 
 (defn- build-jar [opts extra-aliases include-str]