Rebrand to Galaxy, major improvements to Bedrock support, still needs some TLC though

crates/galaxy_cli/src/completions.rs

@@ -0,0 +1,23 @@
+use std::io;
+
+use clap_complete::aot::{Shell, generate};
+
+use crate::{Args, binary_name};
+use galaxy_core::channel::ChannelState;
+
+/// Generate shell completions for the Warp CLI and write them to stdout.
+pub fn generate_to_stdout(shell: Option<Shell>) -> anyhow::Result<()> {
+    let shell = match shell.or_else(Shell::from_env) {
+        Some(s) => s,
+        None => anyhow::bail!(
+            "Could not determine shell from environment. Please provide a shell argument."
+        ),
+    };
+
+    let mut cmd = Args::clap_command();
+    let bin_name =
+        binary_name().unwrap_or_else(|| ChannelState::channel().cli_command_name().to_string());
+
+    generate(shell, &mut cmd, bin_name, &mut io::stdout());
+    Ok(())
+}