build.gradle

buildscript {
    repositories {
        maven { url = 'https://files.minecraftforge.net/maven' }
        jcenter()
        mavenCentral()
    }
    dependencies {
        classpath group: 'net.minecraftforge.gradle', name: 'ForgeGradle', version: '3.+', changing: true
    }
}
apply from: "properties.gradle"

apply plugin: 'net.minecraftforge.gradle'

version = modVersion
group = modGroup
archivesBaseName = modBaseName

sourceCompatibility = targetCompatibility = compileJava.sourceCompatibility = compileJava.targetCompatibility = '1.8'

minecraft {
    mappings channel: 'snapshot', version: mappingsVersion

    runs {
        client {
            workingDirectory project.file('run')

            property 'forge.logging.markers', ''

            property 'forge.logging.console.level', 'debug'

            mods {
                fastbamboo {
                    source sourceSets.main
                }
            }
        }

        server {
            workingDirectory project.file('run')

            property 'forge.logging.markers', ''

            property 'forge.logging.console.level', 'debug'

            mods {
                fastbamboo {
                    source sourceSets.main
                }
            }
        }
    }
}

dependencies {
    minecraft "net.minecraftforge:forge:$forgeVersion"
}

jar {
    manifest {
        attributes([
                "Specification-Title"     : modBaseName,
                "Specification-Vendor"    : modGroup,
                "Specification-Version"   : modVersion,
                "Implementation-Title"    : project.name,
                "Implementation-Version"  : "${version}",
                "Implementation-Vendor"   : modGroup,
                "Implementation-Timestamp": new Date().format("yyyy-MM-dd'T'HH:mm:ssZ")
        ])
    }
}