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Install OpenJDK 17 for Cursor cloud agent builds - #7
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Cloud install now provisions the Java 17 toolchain WPILib expects and compiles robot code. Test and full jar builds stay verification steps. Co-authored-by: ernestgwilsoniii <ernestgwilsoniii@gmail.com>
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October 19, 2026 03:02
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Summary
Cursor cloud agents can compile Demonator15 after install, on the Java 17 toolchain WPILib expects.
.cursor/cloud-install.sh(run from.cursor/environment.json) now:/usr/lib/jvm/java-17-openjdk-amd64when that JDK is missing./gradlew classes./gradlew testand./gradlew buildas the checks an agent runs after installThe default image only has Java 21. Gradle still finds the installed JDK 17 on its own, so later commands do not need
JAVA_HOME. There is no boot-time service.Driver / auto impact
None. No subsystem, command, swerve, or PathPlanner changes.
Test plan
bash .cursor/cloud-install.shtwice (second run is up to date)./gradlew javaToolchainssees Ubuntu JDK 17 withoutJAVA_HOME./gradlew testand./gradlew buildsucceed (testisNO-SOURCE; this repo has no test classes yet)build/libs/workspace.jarmanifest isMain-Class: frc.robot.Mainand the jar containsfrc/robot/Main.classclasses,test, andbuild