docs: update TODO.md and changelog for modular CLI milestone

src/apt-ostree.py/client/commands/initramfs.py

@@ -0,0 +1,39 @@
+"""
+Initramfs command for apt-ostree CLI.
+
+This module implements the 'initramfs' command for managing initramfs
+using the apt-ostree daemon.
+"""
+
+import argparse
+from typing import Any
+
+def setup_parser(subparsers: argparse._SubParsersAction):
+    initramfs_parser = subparsers.add_parser('initramfs', help='Manage initramfs')
+    initramfs_parser.add_argument('action', choices=['enable', 'disable', 'regenerate'], help='Action to perform')
+
+def run(cli: Any, args: argparse.Namespace) -> int:
+    try:
+        if args.action == 'enable':
+            print("Enabling initramfs regeneration...")
+            result = cli.call_daemon_method('EnableInitramfs')
+        elif args.action == 'disable':
+            print("Disabling initramfs regeneration...")
+            result = cli.call_daemon_method('DisableInitramfs')
+        elif args.action == 'regenerate':
+            print("Regenerating initramfs...")
+            result = cli.call_daemon_method('RegenerateInitramfs')
+        else:
+            print("Error: Invalid action for initramfs command")
+            return 1
+        if result.get('success'):
+            print(f"✓ Initramfs action '{args.action}' completed successfully")
+            return 0
+        else:
+            print(f"✗ Initramfs action '{args.action}' failed: {result.get('error', 'Unknown error')}")
+            cli.logger.error(f"Initramfs action '{args.action}' failed: {result.get('error', 'Unknown error')}")
+            return 1
+    except Exception as e:
+        print(f"Error managing initramfs: {e}")
+        cli.logger.error(f"Error managing initramfs: {e}")
+        return 1