Fix: Correct plugin browse help text in install command

Replace incorrect 'cam plugin search --marketplace' with the correct
'cam plugin browse' command in plugin installation help text.

This fixes the misleading help output that was shown after successfully
installing a marketplace.

Author: zhujian0805

code_assistant_manager/agents/__init__.py

@@ -3,12 +3,20 @@
 This package provides functionality to manage agents for AI coding assistants.
 Agents are markdown files that define custom agent behaviors and are installed to:
 - Claude: ~/.claude/agents/
+- Codex: ~/.codex/agents/
+- Gemini: ~/.gemini/agents/
+- Droid: ~/.factory/agents/
+- CodeBuddy: ~/.codebuddy/agents/
 
 Reference: https://github.com/iannuttall/claude-agents
 """
 
 from .base import BaseAgentHandler
 from .claude import ClaudeAgentHandler
+from .codebuddy import CodebuddyAgentHandler
+from .codex import CodexAgentHandler
+from .droid import DroidAgentHandler
+from .gemini import GeminiAgentHandler
 from .manager import VALID_APP_TYPES, AgentManager
 from .models import Agent, AgentRepo
 
@@ -18,5 +26,9 @@
     "AgentManager",
     "BaseAgentHandler",
     "ClaudeAgentHandler",
+    "CodexAgentHandler",
+    "GeminiAgentHandler",
+    "DroidAgentHandler",
+    "CodebuddyAgentHandler",
     "VALID_APP_TYPES",
 ]

code_assistant_manager/agents/claude.py

@@ -1,4 +1,4 @@
-"""Claude-specific agent handler."""
+"""Claude agent handler."""
 
 from pathlib import Path
 

code_assistant_manager/agents/codebuddy.py

@@ -0,0 +1,17 @@
+"""CodeBuddy agent handler."""
+
+from pathlib import Path
+
+from .base import BaseAgentHandler
+
+
+class CodebuddyAgentHandler(BaseAgentHandler):
+    """Agent handler for CodeBuddy CLI."""
+
+    @property
+    def app_name(self) -> str:
+        return "codebuddy"
+
+    @property
+    def _default_agents_dir(self) -> Path:
+        return Path.home() / ".codebuddy" / "agents"

code_assistant_manager/agents/codex.py

@@ -0,0 +1,17 @@
+"""Codex agent handler."""
+
+from pathlib import Path
+
+from .base import BaseAgentHandler
+
+
+class CodexAgentHandler(BaseAgentHandler):
+    """Agent handler for OpenAI Codex CLI."""
+
+    @property
+    def app_name(self) -> str:
+        return "codex"
+
+    @property
+    def _default_agents_dir(self) -> Path:
+        return Path.home() / ".codex" / "agents"

code_assistant_manager/agents/droid.py

@@ -0,0 +1,17 @@
+"""Droid agent handler."""
+
+from pathlib import Path
+
+from .base import BaseAgentHandler
+
+
+class DroidAgentHandler(BaseAgentHandler):
+    """Agent handler for Factory.ai Droid CLI."""
+
+    @property
+    def app_name(self) -> str:
+        return "droid"
+
+    @property
+    def _default_agents_dir(self) -> Path:
+        return Path.home() / ".factory" / "agents"

code_assistant_manager/agents/gemini.py

@@ -0,0 +1,17 @@
+"""Gemini agent handler."""
+
+from pathlib import Path
+
+from .base import BaseAgentHandler
+
+
+class GeminiAgentHandler(BaseAgentHandler):
+    """Agent handler for Google Gemini CLI."""
+
+    @property
+    def app_name(self) -> str:
+        return "gemini"
+
+    @property
+    def _default_agents_dir(self) -> Path:
+        return Path.home() / ".gemini" / "agents"

code_assistant_manager/agents/manager.py

@@ -12,6 +12,10 @@
 
 from .base import BaseAgentHandler
 from .claude import ClaudeAgentHandler
+from .codebuddy import CodebuddyAgentHandler
+from .codex import CodexAgentHandler
+from .droid import DroidAgentHandler
+from .gemini import GeminiAgentHandler
 from .models import Agent, AgentRepo
 
 logger = logging.getLogger(__name__)
@@ -56,6 +60,10 @@ def _load_builtin_agent_repos() -> List[Dict]:
 # Registry of available handlers
 AGENT_HANDLERS: Dict[str, Type[BaseAgentHandler]] = {
     "claude": ClaudeAgentHandler,
+    "codex": CodexAgentHandler,
+    "gemini": GeminiAgentHandler,
+    "droid": DroidAgentHandler,
+    "codebuddy": CodebuddyAgentHandler,
 }
 
 # Valid app types for agents

code_assistant_manager/cli/agents_commands.py

@@ -12,6 +12,7 @@
     AgentManager,
     AgentRepo,
 )
+from code_assistant_manager.cli.option_utils import resolve_app_targets
 from code_assistant_manager.menu.base import Colors
 from code_assistant_manager.plugins.fetch import parse_github_url
 
@@ -231,10 +232,18 @@ def install_agent(
         "claude",
         "--app",
         "-a",
-        help="App type to install to (currently only 'claude' supported)",
+        help="App type to install to (claude, codex, gemini, droid, codebuddy)",
     ),
 ):
     """Install an agent to an app's agents directory."""
+    # Validate app type
+    if app_type not in VALID_APP_TYPES:
+        typer.echo(
+            f"{Colors.RED}✗ Invalid value '{app_type}' for --app. "
+            f"Valid: {', '.join(VALID_APP_TYPES)}{Colors.RESET}"
+        )
+        raise typer.Exit(1)
+
     manager = _get_agent_manager()
 
     try:
@@ -254,11 +263,19 @@ def uninstall_agent(
         "claude",
         "--app",
         "-a",
-        help="App type to uninstall from (currently only 'claude' supported)",
+        help="App type to uninstall from (claude, codex, gemini, droid, codebuddy)",
     ),
     force: bool = typer.Option(False, "--force", "-f", help="Skip confirmation"),
 ):
     """Uninstall an agent from an app's agents directory."""
+    # Validate app type
+    if app_type not in VALID_APP_TYPES:
+        typer.echo(
+            f"{Colors.RED}✗ Invalid value '{app_type}' for --app. "
+            f"Valid: {', '.join(VALID_APP_TYPES)}{Colors.RESET}"
+        )
+        raise typer.Exit(1)
+
     manager = _get_agent_manager()
     agent = manager.get(agent_key)
 
@@ -350,57 +367,59 @@ def remove_repo(
 
 @agent_app.command("installed")
 def list_installed_agents(
-    app_type: str = typer.Option(
-        "claude",
+    app_type: Optional[str] = typer.Option(
+        None,
         "--app",
         "-a",
-        help="App type to show installed agents for",
+        help="App type(s) to show (claude, codex, gemini, droid, codebuddy, all). Default shows all.",
     ),
 ):
-    """Show installed agents."""
+    """Show installed agents for each app."""
     manager = _get_agent_manager()
-
-    try:
-        handler = manager.get_handler(app_type)
-    except ValueError as e:
-        typer.echo(f"{Colors.RED}✗ Error: {e}{Colors.RESET}")
-        raise typer.Exit(1)
-
-    agents_dir = handler.agents_dir
-    typer.echo(
-        f"\n{Colors.BOLD}{app_type.capitalize()} Agents ({agents_dir}):{Colors.RESET}"
-    )
-
-    if not agents_dir.exists():
-        typer.echo(f"  {Colors.YELLOW}No agents installed{Colors.RESET}")
-        return
-
-    installed = list(agents_dir.glob("*.md"))
-    if not installed:
-        typer.echo(f"  {Colors.YELLOW}No agents installed{Colors.RESET}")
-        return
-
     all_agents = manager.get_all()
 
-    for agent_file in sorted(installed):
-        filename = agent_file.name
-
-        # Find matching agent in database
-        agent_key = None
-        for key, agent in all_agents.items():
-            if agent.filename.lower() == filename.lower():
-                agent_key = key
-                break
-
-        if agent_key:
-            agent = all_agents[agent_key]
-            typer.echo(
-                f"  {Colors.GREEN}✓{Colors.RESET} {agent.name} ({Colors.CYAN}{agent_key}{Colors.RESET})"
-            )
-        else:
-            typer.echo(f"  {Colors.GREEN}✓{Colors.RESET} {filename}")
+    target_apps = resolve_app_targets(
+        app_type,
+        VALID_APP_TYPES,
+        default=None,
+        fallback_to_all_if_none=True,
+    )
 
-    typer.echo()
+    for app in target_apps:
+        try:
+            handler = manager.get_handler(app)
+        except ValueError:
+            continue
+
+        agents_dir = handler.agents_dir
+        typer.echo(f"\n{Colors.BOLD}{app.capitalize()} ({agents_dir}):{Colors.RESET}")
+
+        if not agents_dir.exists():
+            typer.echo(f"  {Colors.YELLOW}No agents installed{Colors.RESET}")
+            continue
+
+        installed = list(agents_dir.glob("*.md"))
+        if not installed:
+            typer.echo(f"  {Colors.YELLOW}No agents installed{Colors.RESET}")
+            continue
+
+        for agent_file in sorted(installed):
+            filename = agent_file.name
+
+            # Find matching agent in database
+            agent_key = None
+            for key, agent in all_agents.items():
+                if agent.filename.lower() == filename.lower():
+                    agent_key = key
+                    break
+
+            if agent_key:
+                agent = all_agents[agent_key]
+                typer.echo(
+                    f"  {Colors.GREEN}✓{Colors.RESET} {agent.name} ({Colors.CYAN}{agent_key}{Colors.RESET})"
+                )
+            else:
+                typer.echo(f"  {Colors.GREEN}✓{Colors.RESET} {filename}")
 
 
 @agent_app.command("uninstall-all")