b/t/c for top-level commands, new/ls/mv/rm for subcommands.
Keeps full names as primary and shows aliases in --help output.

Assisted-by: Claude Opus 4.6 via pi

diff --git a/src/bin/ranger/commands/backlog.rs b/src/bin/ranger/commands/backlog.rs
index 8c23b48..7afea79 100644
--- a/src/bin/ranger/commands/backlog.rs
+++ b/src/bin/ranger/commands/backlog.rs
@@ -9,11 +9,13 @@ use crate::output;
 #[derive(Subcommand)]
 pub enum BacklogCommands {
     /// Create a new backlog
+    #[command(visible_alias = "new")]
     Create {
         /// Name for the backlog
         name: String,
     },
     /// List all backlogs
+    #[command(visible_alias = "ls")]
     List,
     /// Show a backlog's details
     Show {
diff --git a/src/bin/ranger/commands/task.rs b/src/bin/ranger/commands/task.rs
index b9fd053..8cb2bc6 100644
--- a/src/bin/ranger/commands/task.rs
+++ b/src/bin/ranger/commands/task.rs
@@ -36,6 +36,7 @@ impl PositionArgs {
 #[derive(Subcommand)]
 pub enum TaskCommands {
     /// Create a new task
+    #[command(visible_alias = "new")]
     Create {
         /// Task title
         title: String,
@@ -58,6 +59,7 @@ pub enum TaskCommands {
         position: PositionArgs,
     },
     /// List tasks
+    #[command(visible_alias = "ls")]
     List {
         /// Filter by backlog key or prefix
         #[arg(long, env = "RANGER_DEFAULT_BACKLOG")]
@@ -86,6 +88,7 @@ pub enum TaskCommands {
         state: Option<String>,
     },
     /// Move a task's position within a backlog
+    #[command(visible_alias = "mv")]
     Move {
         /// Task key or prefix
         key: String,
@@ -112,6 +115,7 @@ pub enum TaskCommands {
         backlog: String,
     },
     /// Delete a task entirely
+    #[command(visible_alias = "rm")]
     Delete {
         /// Task key or prefix
         key: String,
diff --git a/src/bin/ranger/main.rs b/src/bin/ranger/main.rs
index 8e11172..687275d 100644
--- a/src/bin/ranger/main.rs
+++ b/src/bin/ranger/main.rs
@@ -22,16 +22,19 @@ struct Cli {
 #[derive(Subcommand)]
 enum Commands {
     /// Manage backlogs
+    #[command(visible_alias = "b")]
     Backlog {
         #[command(subcommand)]
         command: commands::backlog::BacklogCommands,
     },
     /// Manage tasks
+    #[command(visible_alias = "t")]
     Task {
         #[command(subcommand)]
         command: commands::task::TaskCommands,
     },
     /// Manage comments
+    #[command(visible_alias = "c")]
     Comment {
         #[command(subcommand)]
         command: commands::comment::CommentCommands,