Add 32-bit builds on GitHub CI

Author: plokhotnyuk

.github/workflows/build.yml

@@ -16,6 +16,7 @@ on:
 
 jobs:
   build:
+    name: Build (64-bit)
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
@@ -52,3 +53,57 @@ jobs:
       - name: Test and Check Binary Compatibility
         run: "sbt -batch +test +mimaReportBinaryIssues"
         shell: bash
+
+  build-armv7:
+    name: Build (32-bit, armv7)
+    runs-on: ubuntu-22.04
+    strategy:
+      matrix:
+        java: [17, 21]
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 300
+      - name: Fetch tags
+        run: git fetch --depth=300 origin +refs/tags/*:refs/tags/*
+      - uses: uraimo/run-on-arch-action@v2
+        with:
+          arch: armv7
+          distro: ubuntu22.04
+          install: |
+            apt-get update
+            apt-get install -y curl git openjdk-${{ matrix.java }}-jdk nodejs npm
+          run: |
+            git config --global core.autocrlf false
+            curl -fL https://github.com/coursier/coursier/releases/latest/download/cs-armv7a-linux -o cs
+            chmod +x cs
+            ./cs setup
+            npm install -g npm@latest
+            sbt -batch +test +mimaReportBinaryIssues
+
+  build-i386:
+    name: Build (32-bit, i386)
+    runs-on: ubuntu-22.04
+    strategy:
+      matrix:
+        java: [17, 21]
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 300
+      - name: Fetch tags
+        run: git fetch --depth=300 origin +refs/tags/*:refs/tags/*
+      - uses: uraimo/run-on-arch-action@v2
+        with:
+          arch: i386
+          distro: ubuntu20.04
+          install: |
+            dpkg --add-architecture i386
+            apt-get update
+            apt-get install -y curl git openjdk-${{ matrix.java }}-jdk:i386 nodejs npm
+          run: |
+            git config --global core.autocrlf false
+            curl -fsL -o coursier.jar https://github.com/coursier/coursier/releases/latest/download/coursier.jar
+            java -jar coursier.jar setup
+            npm install -g npm@latest
+            sbt -batch +test +mimaReportBinaryIssues