Tests workflow: add dependencies

Author: michaelklishin

.github/workflows/test.yml

@@ -12,8 +12,44 @@ jobs:
   build:
     runs-on: ubuntu-latest
 
+    strategy:
+      matrix:
+        java-version: [11, 17, 21]
+
     steps:
-    - uses: actions/checkout@v5
+    - name: Checkout code
+      uses: actions/checkout@v5
+
+    - name: Set up JDK ${{ matrix.java-version }}
+      uses: actions/setup-java@v4
+      with:
+        java-version: ${{ matrix.java-version }}
+        distribution: 'temurin'
+
+      - name: Install clojure tools
+        uses: DeLaGuardo/setup-clojure@13.4
+        with:
+          lein: 2.11.2
+
+      - name: Cache dependencies
+        uses: actions/cache@v4
+        with:
+          path: |
+            ~/.m2/repository
+            ~/.gitlibs
+            ~/.deps.clj
+            .cpcache
+          key: cljdeps-${{ hashFiles('project.clj') }}
+          # key: cljdeps-${{ hashFiles('build.boot') }}
+          restore-keys: cljdeps-
+
+    - name: Install Leiningen
+      run: |
+        curl -O https://raw.githubusercontent.com/technomancy/leiningen/stable/bin/lein
+        chmod +x lein
+        sudo mv lein /usr/local/bin/
+        lein version  # This will download Leiningen if not cached
+
     - name: Install dependencies
       run: lein deps
     - name: Run tests