Add jvii binary and set default text editor

- Add jvii as a new binary target in Cargo configuration
- Set JV_TEXT_EDITOR environment variable to "nano" in CLI scripts
- Implement jvii binary with version command support
- Add get_default_editor() utility that checks JV_TEXT_EDITOR, EDITOR,
  then defaults to "jvii"

1 files changed, 19 insertions, 0 deletions

diff --git a/src/bin/jvii.rs b/src/bin/jvii.rs
new file mode 100644
index 0000000..e7a20bb
--- /dev/null
+++ b/src/bin/jvii.rs
@@ -0,0 +1,19 @@
+#[derive(Parser, Debug)]
+#[command(
+    disable_help_flag = true,
+    disable_version_flag = true,
+    disable_help_subcommand = true,
+    help_template = "{all-args}"
+)]
+
+struct JustEnoughVcsInputer {
+    #[command(subcommand)]
+    command: JustEnoughVcsInputerCommand,
+}
+
+#[derive(Subcommand, Debug)]
+enum JustEnoughVcsInputerCommand {
+    /// Version information
+    #[command(alias = "--version", alias = "-v")]
+    Version(VersionArgs),
+}