chore: created development environment

.gitattribute

@@ -0,0 +1 @@
+* text=auto eol=lf

.github/workflows/java-ci.yml

@@ -0,0 +1,28 @@
+name: Java CI
+
+on:
+  push:
+    branches: [ '*', '*/*' ]
+
+jobs:
+  build:
+    name: Build for GraalVM (OpenJDK ${{ matrix.javaver }}) on ${{ matrix.os }}
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        javaver: [21, 22, 23, 24]
+        os: [ubuntu-latest, windows-latest, macos-latest]
+    steps:
+    - uses: actions/checkout@v4
+    - name: GitHub Action for GraalVM
+      uses: graalvm/setup-graalvm@v1
+      with:
+        java-version: ${{ matrix.javaver }}
+        distribution: 'graalvm'
+        github-token: ${{ secrets.GITHUB_TOKEN }}
+        native-image-job-reports: 'true'
+    - name: Build and test
+      run: mvn package
+    - name: Native test
+      run: mvn -Pnative test

.github/workflows/javadoc.yml

@@ -0,0 +1,28 @@
+name: Javadoc
+
+on:
+  release:
+    types: [ created ]
+
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v4
+    - name: GitHub Action for GraalVM
+      uses: graalvm/setup-graalvm@v1
+      with:
+        java-version: 23
+        distribution: 'graalvm'
+        github_token: ${{ secrets.GITHUB_TOKEN }}
+    - name: Compile
+      run: mvn compile
+    - name: Javadoc
+      run: mvn javadoc:javadoc
+    - name: Publish Documentation on GitHub Pages
+      uses: peaceiris/actions-gh-pages@v4
+      with:
+        github_token: ${{ secrets.GITHUB_TOKEN }}
+        publish_dir: ./target/site/apidocs
+

.github/workflows/publish.yml

@@ -0,0 +1,45 @@
+name: Publish package to the Maven Central Repository and GitHub Packages
+
+on:
+  release:
+    types: [ created ]
+
+jobs:
+  publish:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Set up JDK
+        uses: actions/setup-java@v4
+        with:
+          distribution: 'temurin'
+          java-version: 23
+      - name: Build with Maven
+        run: mvn -ntp -B package
+      - name: Publish to GitHub Packages
+        run: mvn -ntp -B -DskipTests -Prelease-gh deploy
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Set up Maven Central Repository
+        uses: actions/setup-java@v4
+        with:
+          java-version: '23'
+          distribution: 'temurin'
+          server-id: ossrh
+          server-username: MAVEN_USERNAME
+          server-password: MAVEN_PASSWORD
+          gpg-private-key: ${{ secrets.OSSRH_GPG_PRIVATE_KEY }}
+          gpg-passphrase: MAVEN_GPG_PASSPHRASE
+      - name: Publish to the Maven Central Repository
+        run: |
+          mvn -ntp -B -DskipTests -Prelease-ossrh deploy
+        env:
+          MAVEN_USERNAME: ${{ secrets.OSSRH_USERNAME }}
+          MAVEN_PASSWORD: ${{ secrets.OSSRH_TOKEN }}
+          MAVEN_GPG_PASSPHRASE: ${{ secrets.OSSRH_GPG_PASSPHRASE }}
+

.gitignore

@@ -0,0 +1,14 @@
+# Java
+*.class
+*.jar
+*.war
+*.ear
+hs_err_pid*
+
+# Directories
+target/
+test-results-native/
+
+# OS generating files
+.DS_Store
+Thumbs.db

.gitmessage.txt

@@ -0,0 +1,19 @@
+
+
+########50 characters############################
+## Prefix examples:
+#
+# new: a new feature
+# fix: a bug fix
+# update: a slight change
+# merge: merge pull request
+# style: only code style changes
+# comment: only comment changes
+# refactor: code changes that do not affect the behavior
+# perf: a code change that improves performance
+# deps: bump deps used on compiling or runtime
+# test: update test files
+# cicd: update CI/CD configuration files.
+# doc: documentation only changes
+# wip: work in progress
+# chore: bump test deps, modify build files, etc

LICENSE

@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) Takayuki Sato
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

build.sh

@@ -0,0 +1,115 @@
+#!/usr/bin/env bash
+
+errcheck() {
+  exitcd=$1
+  if [[ "$exitcd" != "0" ]]; then
+    exit $exitcd
+  fi
+}
+
+clean() {
+  mvn clean
+  errcheck $?
+}
+
+compile() {
+  mvn compile
+  errcheck $?
+}
+
+format() {
+  mvn formatter:format
+  errcheck $?
+}
+
+test() {
+  mvn test
+  errcheck $?
+}
+
+jar() {
+  mvn package
+  errcheck $?
+}
+
+javadoc() {
+  mvn javadoc:javadoc
+  errcheck $?
+}
+
+deps() {
+  mvn versions:display-dependency-updates
+  errcheck $?
+}
+
+sver() {
+  serialver -classpath target/classes $1
+  errcheck $?
+}
+
+trace_test() {
+  mvn -Ptrace test
+  errcheck $?
+}
+
+native_test() {
+  mvn -Pnative test
+  errcheck $?
+}
+
+deploy() {
+  mvn deploy
+  errcheck $?
+}
+
+
+if [[ "$#" == "0" ]]; then
+  clean
+  format
+  jar
+  javadoc
+  native_test
+else
+  for a in "$@"; do
+    case "$a" in
+    clean)
+      clean
+      ;;
+    compile)
+      compile
+      ;;
+    format)
+      format
+      ;;
+    test)
+      test
+      ;;
+    jar)
+      jar
+      ;;
+    javadoc)
+      javadoc
+      ;;
+    deps)
+      deps
+      ;;
+    sver)
+      sver $2
+      ;;
+    'trace-test')
+      trace_test
+      ;;
+    'native-test')
+      native_test
+      ;;
+    deploy)
+      deploy
+      ;;
+    *)
+      echo "Bad task: $a"
+      exit 1
+      ;;
+    esac
+  done
+fi
+