feat: initial currency format implementation

.github/workflows/build.yml

@@ -0,0 +1,69 @@
+name: CI
+
+on:
+  pull_request:
+    branches: [ main, develop ]
+  workflow_dispatch:
+
+jobs:
+  test:
+    name: Test All Platforms
+    runs-on: macOS-latest
+    steps:
+      - name: Check out code
+        uses: actions/checkout@v5
+
+      - name: Set up JDK 21
+        uses: actions/setup-java@v5
+        with:
+          distribution: 'zulu'
+          java-version: 21
+
+      - name: Validate Gradle wrapper
+        uses: gradle/wrapper-validation-action@v3
+
+      - name: Setup Gradle
+        uses: gradle/actions/setup-gradle@v5
+
+      - name: Run JVM tests
+        run: ./gradlew :kurrency-core:jvmTest
+
+      - name: Run iOS tests
+        run: ./gradlew :kurrency-core:iosSimulatorArm64Test
+
+      - name: Run JS tests
+        run: ./gradlew :kurrency-core:jsTest
+
+      - name: Run WasmJs tests
+        run: ./gradlew :kurrency-core:wasmJsTest
+
+      - name: Upload test reports
+        if: always()
+        uses: actions/upload-artifact@v5
+        with:
+          name: test-reports
+          path: |
+            kurrency-core/build/reports/tests/
+            kurrency-core/build/test-results/
+          retention-days: 30
+
+  build:
+    name: Build Library
+    needs: test
+    runs-on: macOS-latest
+    steps:
+      - name: Check out code
+        uses: actions/checkout@v5
+
+      - name: Set up JDK 21
+        uses: actions/setup-java@v5
+        with:
+          distribution: 'zulu'
+          java-version: 21
+
+      - name: Setup Gradle
+        uses: gradle/actions/setup-gradle@v5
+
+      - name: Build library
+        run: ./gradlew build --no-configuration-cache
+

.github/workflows/publish.yml

@@ -0,0 +1,48 @@
+name: Publish
+
+on:
+  release:
+    types: [released, prereleased]
+  workflow_dispatch:
+
+jobs:
+  publish:
+    name: Release build and publish
+    runs-on: macOS-latest
+    steps:
+      - name: Check out code
+        uses: actions/checkout@v5
+
+      - name: Set up JDK 21
+        uses: actions/setup-java@v5
+        with:
+          distribution: 'zulu'
+          java-version: 21
+
+      - name: Validate Gradle wrapper
+        uses: gradle/wrapper-validation-action@v3
+
+      - name: Setup Gradle
+        uses: gradle/actions/setup-gradle@v5
+
+      - name: Run JVM tests
+        run: ./gradlew :kurrency-core:jvmTest
+
+      - name: Run iOS tests
+        run: ./gradlew :kurrency-core:iosSimulatorArm64Test
+
+      - name: Run JS tests
+        run: ./gradlew :kurrency-core:jsTest
+
+      - name: Run WasmJs tests
+        run: ./gradlew :kurrency-core:wasmJsTest
+
+      - name: Publish to MavenCentral
+        run: ./gradlew publishToMavenCentral --no-configuration-cache
+        env:
+          ORG_GRADLE_PROJECT_mavenCentralUsername: ${{ secrets.MAVEN_CENTRAL_USERNAME }}
+          ORG_GRADLE_PROJECT_mavenCentralPassword: ${{ secrets.MAVEN_CENTRAL_PASSWORD }}
+          ORG_GRADLE_PROJECT_signingInMemoryKeyId: ${{ secrets.SIGNING_KEY_ID }}
+          ORG_GRADLE_PROJECT_signingInMemoryKeyPassword: ${{ secrets.SIGNING_PASSWORD }}
+          ORG_GRADLE_PROJECT_signingInMemoryKey: ${{ secrets.GPG_KEY_CONTENTS }}
+