feat(cli): imporve cow cli and skill hub integration

cli/commands/context.py

@@ -1,13 +1,14 @@
 """cow context - Context management commands."""
 
-import os
-import sys
-import json
-import glob as glob_mod
-
 import click
 
-from cli.utils import get_workspace_dir
+
+CHAT_HINT = (
+    "Context commands operate on the running agent's memory.\n"
+    "Please send the command in a chat conversation instead:\n\n"
+    "  /context        - View current context info\n"
+    "  /context clear  - Clear conversation context"
+)
 
 
 @click.group(invoke_without_command=True)
@@ -15,67 +16,14 @@ from cli.utils import get_workspace_dir
 def context(ctx):
     """View or manage conversation context.
 
-    Without a subcommand, shows context info for the current workspace.
+    Context commands need access to the running agent's memory.
+    Use them in chat conversations: /context or /context clear
     """
     if ctx.invoked_subcommand is None:
-        _show_context_info()
+        click.echo(f"\n  {CHAT_HINT}\n")
 
 
 @context.command()
-@click.option("--yes", "-y", is_flag=True, help="Skip confirmation")
-def clear(yes):
+def clear():
     """Clear conversation context (messages history)."""
-    workspace = get_workspace_dir()
-    sessions_dir = os.path.join(workspace, "sessions")
-
-    if not os.path.isdir(sessions_dir):
-        click.echo("No conversation data found.")
-        return
-
-    db_files = glob_mod.glob(os.path.join(sessions_dir, "*.db"))
-    if not db_files:
-        click.echo("No conversation data found.")
-        return
-
-    if not yes:
-        click.confirm("Clear all conversation context? This cannot be undone.", abort=True)
-
-    removed = 0
-    for db_file in db_files:
-        try:
-            os.remove(db_file)
-            removed += 1
-        except Exception as e:
-            click.echo(f"Warning: Failed to remove {db_file}: {e}", err=True)
-
-    click.echo(click.style(f"✓ Cleared {removed} conversation database(s).", fg="green"))
-
-
-def _show_context_info():
-    """Display conversation context status."""
-    workspace = get_workspace_dir()
-    sessions_dir = os.path.join(workspace, "sessions")
-
-    click.echo(f"\n  Context info")
-    click.echo(f"  Workspace: {workspace}")
-
-    if not os.path.isdir(sessions_dir):
-        click.echo("  Sessions: none\n")
-        return
-
-    db_files = glob_mod.glob(os.path.join(sessions_dir, "*.db"))
-    total_size = sum(os.path.getsize(f) for f in db_files if os.path.exists(f))
-
-    click.echo(f"  Sessions dir: {sessions_dir}")
-    click.echo(f"  Database files: {len(db_files)}")
-    click.echo(f"  Total size: {_format_size(total_size)}")
-    click.echo(f"\n  Use 'cow context clear' to reset.\n")
-
-
-def _format_size(size_bytes):
-    if size_bytes < 1024:
-        return f"{size_bytes} B"
-    elif size_bytes < 1024 * 1024:
-        return f"{size_bytes / 1024:.1f} KB"
-    else:
-        return f"{size_bytes / (1024 * 1024):.1f} MB"
+    click.echo(f"\n  {CHAT_HINT}\n")