Steerable3D plugin installation

I’m having an issue getting this plugin to run in ImageJ:

Here is the Console log:
[Thu Jun 10 19:40:35 CDT 2021] [ERROR] null
java.lang.RuntimeException: Could not even fall back to javac in the PATH
at org.scijava.minimaven.JavaCompiler.call(JavaCompiler.java:129)
at org.scijava.minimaven.MavenProject.build(MavenProject.java:538)
at org.scijava.minimaven.MavenProject.build(MavenProject.java:463)
at org.scijava.minimaven.MavenProject.build(MavenProject.java:446)
at org.scijava.plugins.scripting.java.JavaEngine.compile(JavaEngine.java:209)
at org.scijava.plugins.scripting.java.JavaEngine.eval(JavaEngine.java:136)
at org.scijava.script.ScriptModule.run(ScriptModule.java:157)
at org.scijava.module.ModuleRunner.run(ModuleRunner.java:165)
at org.scijava.module.ModuleRunner.call(ModuleRunner.java:124)
at org.scijava.module.ModuleRunner.call(ModuleRunner.java:63)
at org.scijava.thread.DefaultThreadService.lambda$wrap$2(DefaultThreadService.java:225)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
Caused by: java.lang.RuntimeException: java.io.IOException: Cannot run program “javac” (in directory “.”): CreateProcess error=2, The system cannot find the file specified
at org.scijava.util.ProcessUtils.exec(ProcessUtils.java:135)
at org.scijava.util.ProcessUtils.exec(ProcessUtils.java:69)
at org.scijava.minimaven.JavaCompiler.execute(JavaCompiler.java:169)
at org.scijava.minimaven.JavaCompiler.call(JavaCompiler.java:126)
… 14 more
Caused by: java.io.IOException: Cannot run program “javac” (in directory “.”): CreateProcess error=2, The system cannot find the file specified
at java.lang.ProcessBuilder.start(ProcessBuilder.java:1048)
at java.lang.Runtime.exec(Runtime.java:620)
at org.scijava.util.ProcessUtils.exec(ProcessUtils.java:96)
… 17 more
Caused by: java.io.IOException: CreateProcess error=2, The system cannot find the file specified
at java.lang.ProcessImpl.create(Native Method)
at java.lang.ProcessImpl.(ProcessImpl.java:386)
at java.lang.ProcessImpl.start(ProcessImpl.java:137)
at java.lang.ProcessBuilder.start(ProcessBuilder.java:1029)
… 19 more
[Thu Jun 10 19:46:25 CDT 2021] [INFO] Reading available sites from https://imagej.net/