jbang: add page (#12030)

* jbang: add page

---------

Co-authored-by: Sebastiaan Speck <12570668+sebastiaanspeck@users.noreply.github.com>
Co-authored-by: K.B.Dharun Krishna <kbdharunkrishna@gmail.com>

pages/common/jbang.md

@@ -0,0 +1,37 @@
+# jbang
+
+> Easily create, edit and run self-contained source-only Java programs.
+> See also: `java`.
+> More information: <https://www.jbang.dev/documentation/guide/latest/cli/jbang.html>.
+
+- Initialize a simple Java class:
+
+`jbang init {{path/to/file.java}}`
+
+- Initialize a Java class (useful for scripting):
+
+`jbang init --template={{cli}} {{path/to/file.java}}`
+
+- Use `jshell` to explore and use a script and any dependencies in a REPL editor:
+
+`jbang run --interactive`
+
+- Setup a temporary project to edit a script in an IDE:
+
+`jbang edit --open={{codium|code|eclipse|idea|netbeans|gitpod}} {{path/to/script.java}}`
+
+- Run a Java code snippet (Java 9 and later):
+
+`{{echo 'Files.list(Paths.get("/etc")).forEach(System.out::println);'}} | jbang -`
+
+- Run command line application:
+
+`jbang {{path/to/file.java}} {{command}} {{arg1 arg2 ...}}`
+
+- Install a script on the user's `$PATH`:
+
+`jbang app install --name {{command_name}} {{path/to/script.java}}`
+
+- Install a specific version of JDK to be used with `jbang`:
+
+`jbang jdk install {{version}}`