watch : supervision d'un agent avec redemarrage automatique et backoff (issue #35) - check_once testable, notification desktop, Ctrl-C n'affecte pas l'agent detache

src/repl.rs

@@ -70,6 +70,7 @@ const COMMAND_DESCRIPTIONS: &[(&str, &str)] = &[
     ("init", "generate a project config"),
     ("alias", "manage aliases"),
     ("open", "open the install dir"),
+    ("watch", "supervise an agent"),
     ("search", "search the catalog"),
     ("info", "agent details"),
     ("install", "install an agent"),
@@ -146,7 +147,7 @@ impl AmCompleter {
         Self {
             theme: std::cell::Cell::new(crate::theme::default_theme()),
             commands: vec![
-                "list", "status", "sessions", "stats", "projects", "timeline", "log", "logs", "history", "init", "alias", "open", "search", "info", "install", "uninstall", "update",
+                "list", "status", "sessions", "stats", "projects", "timeline", "log", "logs", "history", "init", "alias", "open", "watch", "search", "info", "install", "uninstall", "update",
                 "start", "stop", "restart", "run", "doctor", "config", "completion",
                 "self-update", "self-uninstall", "export", "import", "shell", "theme",
                 "ls", "dir", "cd", "ps", "where", "get", "help", "version", "exit",
@@ -1230,6 +1231,12 @@ fn handle_line(
         "open" => Command::Open {
             agent: need("agent name")?,
         },
+        "watch" => Command::Watch {
+            agent: need("agent name")?,
+            restart: flag("--restart"),
+            notify: flag("--notify"),
+            interval: opt_value("--interval").and_then(|v| v.parse().ok()).unwrap_or(5),
+        },
         "alias" => match rest.first().map(|s| s.as_str()) {
             Some("add") if rest.len() >= 3 => Command::Alias(crate::cli::AliasCmd::Add {
                 name: rest[1].clone(),
@@ -1398,6 +1405,7 @@ fn is_am_command(word: &str) -> bool {
             | "init"
             | "alias"
             | "open"
+            | "watch"
             | "search"
             | "info"
             | "install"