Build

[fix][core] Change the return value type of the date function to null… #131

	# This workflow uses actions that are not certified by GitHub.
	# They are provided by a third-party and are governed by
	# separate terms of service, privacy policy, and support
	# documentation.
	# This workflow will build a Java project with Gradle and cache/restore any dependencies to improve the workflow execution time
	# For more information see: https://help.github.com/actions/language-and-framework-guides/building-and-testing-java-with-gradle

	name: Build

	on:
	push:
	branches: [ main ]
	pull_request:
	branches: [ main ]

	jobs:
	build:

	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v4

	- name: Set up JDK17
	uses: actions/setup-java@v4
	with:
	distribution: 'temurin'
	java-version: 17

	- name: Clean Cache
	run: \|
	rm -rf ~/.m2/repository/
	rm -rf ~/.gradle/

	- name: Build Calcite Project
	run: \|
	./gradlew build

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