Rename .copy -> .clone

cli/app.rs

@@ -713,7 +713,7 @@ impl Limbo {
                         HeadersMode::Off => false,
                     };
                 }
-                Command::Copy(args) => {
+                Command::Clone(args) => {
                     if let Err(e) = self.conn.copy_db(&args.output_file) {
                         let _ = self.writeln(e.to_string());
                     }

cli/commands/args.rs

@@ -144,7 +144,7 @@ pub struct HeadersArgs {
 }
 
 #[derive(Debug, Clone, Args)]
-pub struct CopyArgs {
+pub struct CloneArgs {
     pub output_file: String,
 }
 

cli/commands/mod.rs

@@ -10,7 +10,7 @@ use clap::Parser;
 use import::ImportArgs;
 
 use crate::{
-    commands::args::CopyArgs,
+    commands::args::CloneArgs,
     input::{AFTER_HELP_MSG, BEFORE_HELP_MSG},
 };
 
@@ -89,8 +89,8 @@ pub enum Command {
     /// Toggle column headers on/off in list mode
     #[command(name = "headers", display_name = ".headers")]
     Headers(HeadersArgs),
-    #[command(name = "copy", display_name = ".copy")]
+    #[command(name = "clone", display_name = ".clone")]
-    Copy(CopyArgs),
+    Clone(CloneArgs),
 }
 
 const _HELP_TEMPLATE: &str = "{before-help}{name}

cli/input.rs

@@ -239,8 +239,8 @@ pub const AFTER_HELP_MSG: &str = r#"Usage Examples:
 17. To turn off column headers in list mode:
    .headers off
 
-18. To copy the open database to another file:
+18. To clone the open database to another file:
-   .copy output_file.db
+   .clone output_file.db
 
 Note:
 - All SQL commands must end with a semicolon (;).