diff --git a/astrbot/cli/commands/cmd_bk.py b/astrbot/cli/commands/cmd_bk.py
new file mode 100644
index 000000000..322c891dc
--- /dev/null
+++ b/astrbot/cli/commands/cmd_bk.py
@@ -0,0 +1,294 @@
+import asyncio
+import hashlib
+import shutil
+import subprocess
+from pathlib import Path
+
+import click
+
+from astrbot.core import astrbot_config, db_helper
+from astrbot.core.backup import AstrBotExporter, AstrBotImporter
+
+# Try importing KnowledgeBaseManager to support KB backup
+try:
+    from astrbot.core.knowledge.kb_manager import KnowledgeBaseManager
+except ImportError:
+    try:
+        from astrbot.core.knowledge_base.kb_manager import KnowledgeBaseManager
+    except ImportError:
+        KnowledgeBaseManager = None
+
+
+async def _get_kb_manager():
+    if KnowledgeBaseManager is None:
+        return None
+
+    try:
+        # Best effort initialization
+        kb_mgr = KnowledgeBaseManager(astrbot_config, db_helper)
+        # If there are async load methods, we might need to call them
+        if hasattr(kb_mgr, "load_kbs_from_db"):
+            await kb_mgr.load_kbs_from_db()
+        elif hasattr(kb_mgr, "load_all"):
+            await kb_mgr.load_all()
+        return kb_mgr
+    except Exception:
+        # If KB manager fails to load (e.g. missing dependencies), return None
+        # so we can still backup other data
+        return None
+
+
+@click.group(name="bk")
+def bk():
+    """Backup management (Export/Import)"""
+    pass
+
+
+@bk.command(name="export")
+@click.option("--output", "-o", help="Output directory", default=None)
+@click.option(
+    "--gpg-sign", "-S", is_flag=True, help="Sign backup with GPG default private key"
+)
+@click.option(
+    "--gpg-encrypt",
+    "-E",
+    help="Encrypt for GPG recipient (Asymmetric)",
+    metavar="RECIPIENT",
+)
+@click.option(
+    "--gpg-symmetric", "-C", is_flag=True, help="Encrypt with symmetric cipher (GPG)"
+)
+@click.option(
+    "--digest",
+    "-d",
+    type=click.Choice(["md5", "sha1", "sha256", "sha512"]),
+    help="Generate digital digest",
+)
+def export_data(
+    output: str | None,
+    gpg_sign: bool,
+    gpg_encrypt: str | None,
+    gpg_symmetric: bool,
+    digest: str | None,
+):
+    """Export all AstrBot data to a backup archive.
+
+    If any GPG option (-S, -E, -C) is used, the output file will be processed by GPG
+    and saved with a .gpg extension.
+
+    Examples:
+
+    \b
+    1. Standard Export:
+       astrbot bk export
+       -> Generates a plain .zip file.
+
+    \b
+    2. Signed Backup (Integrity Check):
+       astrbot bk export -S
+       -> Generates a .zip.gpg file containing the backup and your signature.
+       -> NOT ENCRYPTED, but packaged in OpenPGP format.
+       -> Use 'astrbot bk import' or 'gpg --verify' to check integrity.
+
+    \b
+    3. Password Protected (Symmetric Encryption):
+       astrbot bk export -C
+       -> Generates an encrypted .zip.gpg file.
+       -> Prompts for a passphrase.
+       -> Only accessible with the passphrase.
+
+    \b
+    4. Encrypted for Recipient (Asymmetric Encryption):
+       astrbot bk export -E "alice@example.com"
+       -> Generates an encrypted .zip.gpg file for Alice.
+       -> Only Alice's private key can decrypt it.
+
+    \b
+    5. Signed and Encrypted with Digest:
+       astrbot bk export -S -E "bob@example.com" -d sha256
+       -> Signs, encrypts for Bob, and generates a SHA256 checksum file.
+    """
+
+    async def _run():
+        if gpg_sign or gpg_encrypt or gpg_symmetric:
+            if not shutil.which("gpg"):
+                raise click.ClickException(
+                    "GPG tool not found. Please install GnuPG to use encryption/signing features."
+                )
+
+        kb_mgr = await _get_kb_manager()
+        exporter = AstrBotExporter(db_helper, kb_mgr)
+
+        async def on_progress(stage, current, total, message):
+            click.echo(f"[{stage}] {message}")
+
+        try:
+            path_str = await exporter.export_all(output, progress_callback=on_progress)
+            final_path = Path(path_str)
+            click.echo(
+                click.style(f"\nRaw backup exported to: {final_path}", fg="green")
+            )
+
+            # GPG Operations
+            if gpg_sign or gpg_encrypt or gpg_symmetric:
+                # Construct GPG command
+                # output file usually ends with .gpg
+                gpg_output = final_path.with_name(final_path.name + ".gpg")
+                cmd = ["gpg", "--output", str(gpg_output), "--yes"]
+
+                if gpg_symmetric:
+                    if gpg_encrypt:
+                        click.echo(
+                            click.style(
+                                "Warning: Symmetric encryption selected, ignoring asymmetric recipient.",
+                                fg="yellow",
+                            )
+                        )
+                    cmd.append("--symmetric")
+                    # No --batch to allow interactive passphrase entry on TTY
+                else:
+                    # Asymmetric or just Sign
+                    # Note: If encrypting, -s adds signature to the encrypted packet.
+                    if gpg_encrypt:
+                        cmd.extend(["--encrypt", "--recipient", gpg_encrypt])
+
+                    if gpg_sign:
+                        cmd.append("--sign")
+
+                cmd.append(str(final_path))
+
+                click.echo(f"Running GPG: {' '.join(cmd)}")
+
+                # Replace subprocess.run with asyncio.create_subprocess_exec to avoid blocking the event loop
+                process = await asyncio.create_subprocess_exec(*cmd)
+                await process.wait()
+
+                if process.returncode != 0:
+                    raise subprocess.CalledProcessError(process.returncode or 1, cmd)
+
+                # Clean up original file
+                final_path.unlink()
+                final_path = gpg_output
+                click.echo(
+                    click.style(f"Processed backup created: {final_path}", fg="green")
+                )
+
+            # Digest Generation
+            if digest:
+                click.echo(f"Calculating {digest} digest...")
+                hash_func = getattr(hashlib, digest)()
+                # Read file in chunks
+                with open(final_path, "rb") as f:
+                    while chunk := f.read(8192):
+                        hash_func.update(chunk)
+
+                digest_val = hash_func.hexdigest()
+                digest_file = final_path.with_name(final_path.name + f".{digest}")
+                digest_file.write_text(
+                    f"{digest_val} *{final_path.name}\n", encoding="utf-8"
+                )
+                click.echo(click.style(f"Digest generated: {digest_file}", fg="green"))
+
+        except subprocess.CalledProcessError as e:
+            click.echo(click.style(f"\nGPG process failed: {e}", fg="red"), err=True)
+        except Exception as e:
+            click.echo(click.style(f"\nExport failed: {e}", fg="red"), err=True)
+
+    asyncio.run(_run())
+
+
+@bk.command(name="import")
+@click.argument("backup_file")
+@click.option("--yes", "-y", is_flag=True, help="Skip confirmation prompts")
+def import_data(backup_file: str, yes: bool):
+    """Import AstrBot data from a backup archive.
+
+    Automatically handles .zip files and .gpg files (signed or encrypted).
+    If the file is encrypted, you will be prompted for the passphrase.
+    """
+    backup_path = Path(backup_file)
+    if not backup_path.exists():
+        raise click.ClickException(f"Backup file not found: {backup_file}")
+
+    if not yes:
+        click.confirm(
+            "This will OVERWRITE all current data (DB, Config, Plugins). Continue?",
+            abort=True,
+            default=False,
+        )
+
+    async def _run():
+        zip_path = backup_path
+        is_temp_file = False
+
+        # Handle GPG encrypted files
+        if backup_path.suffix == ".gpg":
+            if not shutil.which("gpg"):
+                raise click.ClickException(
+                    "GPG tool not found. Cannot decrypt .gpg file."
+                )
+
+            # Remove .gpg extension for output
+            decrypted_path = backup_path.with_suffix("")
+            # If it doesn't look like a zip after stripping .gpg, maybe append .zip?
+            # But the exporter creates .zip.gpg, so stripping .gpg gives .zip.
+
+            click.echo(f"Processing GPG file {backup_path}...")
+            try:
+                cmd = [
+                    "gpg",
+                    "--output",
+                    str(decrypted_path),
+                    "--decrypt",  # This handles both decryption and signature verification/extraction
+                    str(backup_path),
+                ]
+                # Allow interactive passphrase
+                process = await asyncio.create_subprocess_exec(*cmd)
+                await process.wait()
+
+                if process.returncode != 0:
+                    raise subprocess.CalledProcessError(process.returncode or 1, cmd)
+
+                zip_path = decrypted_path
+                is_temp_file = True
+            except subprocess.CalledProcessError:
+                click.echo(
+                    click.style(
+                        "GPG processing failed. Verify signature or decryption key.",
+                        fg="red",
+                    ),
+                    err=True,
+                )
+                return
+
+        kb_mgr = await _get_kb_manager()
+        importer = AstrBotImporter(db_helper, kb_mgr)
+
+        async def on_progress(stage, current, total, message):
+            click.echo(f"[{stage}] {message}")
+
+        try:
+            result = await importer.import_all(
+                str(zip_path), progress_callback=on_progress
+            )
+
+            if result.errors:
+                click.echo(
+                    click.style("\nImport failed with errors:", fg="red"), err=True
+                )
+                for err in result.errors:
+                    click.echo(f"  - {err}", err=True)
+            else:
+                click.echo(click.style("\nImport completed successfully!", fg="green"))
+
+            if result.warnings:
+                click.echo(click.style("\nWarnings:", fg="yellow"))
+                for warn in result.warnings:
+                    click.echo(f"  - {warn}")
+
+        finally:
+            if is_temp_file and zip_path.exists():
+                zip_path.unlink()
+                click.echo(f"Cleaned up temporary file: {zip_path}")
+
+    asyncio.run(_run())
diff --git a/astrbot/cli/commands/cmd_conf.py b/astrbot/cli/commands/cmd_conf.py
index 5a39cb2f7..5f3250913 100644
--- a/astrbot/cli/commands/cmd_conf.py
+++ b/astrbot/cli/commands/cmd_conf.py
@@ -6,7 +6,9 @@ from typing import Any
 
 import click
 
-from ..utils import check_astrbot_root, get_astrbot_root
+from astrbot.core.utils.astrbot_path import astrbot_paths
+
+from ..utils import check_astrbot_root
 
 
 def _validate_log_level(value: str) -> str:
@@ -77,13 +79,13 @@ CONFIG_VALIDATORS: dict[str, Callable[[str], Any]] = {
 
 def _load_config() -> dict[str, Any]:
     """Load or initialize config file"""
-    root = get_astrbot_root()
+    root = astrbot_paths.root
     if not check_astrbot_root(root):
         raise click.ClickException(
             f"{root} is not a valid AstrBot root directory. Use 'astrbot init' to initialize",
         )
 
-    config_path = root / "data" / "cmd_config.json"
+    config_path = astrbot_paths.data / "cmd_config.json"
     if not config_path.exists():
         from astrbot.core.config.default import DEFAULT_CONFIG
 
@@ -100,7 +102,7 @@ def _load_config() -> dict[str, Any]:
 
 def _save_config(config: dict[str, Any]) -> None:
     """Save config file"""
-    config_path = get_astrbot_root() / "data" / "cmd_config.json"
+    config_path = astrbot_paths.data / "cmd_config.json"
 
     config_path.write_text(
         json.dumps(config, ensure_ascii=False, indent=2),
diff --git a/astrbot/cli/commands/cmd_init.py b/astrbot/cli/commands/cmd_init.py
index 288fdfa32..708dff8ba 100644
--- a/astrbot/cli/commands/cmd_init.py
+++ b/astrbot/cli/commands/cmd_init.py
@@ -7,7 +7,9 @@ from pathlib import Path
 import click
 from filelock import FileLock, Timeout
 
-from ..utils import check_dashboard, get_astrbot_root
+from astrbot.core.utils.astrbot_path import astrbot_paths
+
+from ..utils import check_dashboard
 
 SYSTEMD_SERVICE = r"""
 # user service
@@ -97,7 +99,7 @@ def init(yes: bool) -> None:
             except subprocess.CalledProcessError as e:
                 click.echo(f"Failed to reload systemd daemon: {e}", err=True)
 
-    astrbot_root = get_astrbot_root()
+    astrbot_root = astrbot_paths.root
     lock_file = astrbot_root / "astrbot.lock"
     lock = FileLock(lock_file, timeout=5)
 
diff --git a/astrbot/cli/commands/cmd_plug.py b/astrbot/cli/commands/cmd_plug.py
index 46057fc6b..ebfd165d5 100644
--- a/astrbot/cli/commands/cmd_plug.py
+++ b/astrbot/cli/commands/cmd_plug.py
@@ -4,11 +4,12 @@ from pathlib import Path
 
 import click
 
+from astrbot.core.utils.astrbot_path import astrbot_paths
+
 from ..utils import (
     PluginStatus,
     build_plug_list,
     check_astrbot_root,
-    get_astrbot_root,
     get_git_repo,
     manage_plugin,
 )
@@ -20,12 +21,12 @@ def plug() -> None:
 
 
 def _get_data_path() -> Path:
-    base = get_astrbot_root()
+    base = astrbot_paths.root
     if not check_astrbot_root(base):
         raise click.ClickException(
             f"{base} is not a valid AstrBot root directory. Use 'astrbot init' to initialize",
         )
-    return (base / "data").resolve()
+    return astrbot_paths.data.resolve()
 
 
 def display_plugins(plugins, title=None, color=None) -> None:
diff --git a/astrbot/cli/commands/cmd_run.py b/astrbot/cli/commands/cmd_run.py
index 36371ee4a..8a52b81e4 100644
--- a/astrbot/cli/commands/cmd_run.py
+++ b/astrbot/cli/commands/cmd_run.py
@@ -7,7 +7,9 @@ from pathlib import Path
 import click
 from filelock import FileLock, Timeout
 
-from ..utils import check_astrbot_root, check_dashboard, get_astrbot_root
+from astrbot.core.utils.astrbot_path import astrbot_paths
+
+from ..utils import check_astrbot_root, check_dashboard
 
 
 async def run_astrbot(astrbot_root: Path) -> None:
@@ -51,7 +53,7 @@ def run(reload: bool, host: str, port: str, backend_only: bool, log_level: str)
     """Run AstrBot"""
     try:
         os.environ["ASTRBOT_CLI"] = "1"
-        astrbot_root = get_astrbot_root()
+        astrbot_root = astrbot_paths.root
 
         if not check_astrbot_root(astrbot_root):
             raise click.ClickException(
diff --git a/astrbot/cli/commands/cmd_uninstall.py b/astrbot/cli/commands/cmd_uninstall.py
index 0b7481a47..ead7a6ce1 100644
--- a/astrbot/cli/commands/cmd_uninstall.py
+++ b/astrbot/cli/commands/cmd_uninstall.py
@@ -5,7 +5,7 @@ from pathlib import Path
 
 import click
 
-from ..utils import get_astrbot_root
+from astrbot.core.utils.astrbot_path import astrbot_paths
 
 
 @click.command()
@@ -51,22 +51,22 @@ def uninstall(yes: bool, keep_data: bool) -> None:
                     )
 
     # 2. Remove Data
-    astrbot_root = get_astrbot_root()
-    data_dir = astrbot_root / "data"
-    dot_astrbot = astrbot_root / ".astrbot"
-    lock_file = astrbot_root / "astrbot.lock"
-
     if keep_data:
         click.echo("Skipping data removal as requested.")
         return
 
+    # Helper paths
+    dot_astrbot = astrbot_paths.root / ".astrbot"
+    lock_file = astrbot_paths.root / "astrbot.lock"
+    data_dir = astrbot_paths.data
+
     # Check if this looks like an AstrBot root before blowing things up
     if not dot_astrbot.exists() and not data_dir.exists():
         click.echo("No AstrBot initialization found in current directory.")
         return
 
     if yes or click.confirm(
-        f"Are you sure you want to remove AstrBot data at {astrbot_root}? \n"
+        f"Are you sure you want to remove AstrBot data at {astrbot_paths.root}? \n"
         f"This will delete:\n"
         f" - {data_dir} (Config, Plugins, Database)\n"
         f" - {dot_astrbot}\n"
@@ -87,3 +87,5 @@ def uninstall(yes: bool, keep_data: bool) -> None:
             lock_file.unlink()
 
         click.echo("AstrBot data removed successfully.")
+        click.echo("uv: uv tool uninstall astrbot")
+        click.echo("paru/yay: paru -R astrbot")
diff --git a/astrbot/cli/utils/basic.py b/astrbot/cli/utils/basic.py
index 673baaec9..e2e6c0ad3 100644
--- a/astrbot/cli/utils/basic.py
+++ b/astrbot/cli/utils/basic.py
@@ -1,9 +1,13 @@
+from importlib import resources
 from pathlib import Path
 
 import click
 
+from astrbot.core.utils.astrbot_path import astrbot_paths
+
 # Static assets bundled inside the installed wheel (built by hatch_build.py).
-_BUNDLED_DIST = Path(__file__).parent.parent.parent / "dashboard" / "dist"
+# _BUNDLED_DIST = Path(__file__).parent.parent.parent / "dashboard" / "dist"
+_BUNDLED_DIST = resources.files("astrbot") / "dashboard" / "dist"
 
 
 def check_astrbot_root(path: str | Path) -> bool:
@@ -19,7 +23,7 @@ def check_astrbot_root(path: str | Path) -> bool:
 
 def get_astrbot_root() -> Path:
     """Get the AstrBot root directory path"""
-    return Path.cwd()
+    return astrbot_paths.root
 
 
 async def check_dashboard(astrbot_root: Path) -> None:
@@ -30,7 +34,7 @@ async def check_dashboard(astrbot_root: Path) -> None:
     from .version_comparator import VersionComparator
 
     # If the wheel ships bundled dashboard assets, no network download is needed.
-    if _BUNDLED_DIST.exists():
+    if _BUNDLED_DIST.is_dir():
         click.echo("Dashboard is bundled with the package – skipping download.")
         return
 
diff --git a/astrbot/core/utils/astrbot_path.py b/astrbot/core/utils/astrbot_path.py
index 987ce110a..e879e9c2b 100644
--- a/astrbot/core/utils/astrbot_path.py
+++ b/astrbot/core/utils/astrbot_path.py
@@ -14,6 +14,8 @@ Skills 目录路径：固定为数据目录下的 skills 目录
 """
 
 import os
+from importlib import resources
+from pathlib import Path
 
 from astrbot.core.utils.runtime_env import is_packaged_desktop_runtime
 
@@ -31,6 +33,7 @@ def get_astrbot_root() -> str:
         return os.path.realpath(path)
     if is_packaged_desktop_runtime():
         return os.path.realpath(os.path.join(os.path.expanduser("~"), ".astrbot"))
+
     return os.path.realpath(os.getcwd())
 
 
@@ -87,3 +90,67 @@ def get_astrbot_knowledge_base_path() -> str:
 def get_astrbot_backups_path() -> str:
     """获取Astrbot备份目录路径"""
     return os.path.realpath(os.path.join(get_astrbot_data_path(), "backups"))
+
+
+class AstrbotPaths:
+    """Astrbot 项目路径管理类"""
+
+    def __init__(self) -> None:
+        self._root = self._resolve_root()
+
+    def _resolve_root(self) -> Path:
+        if path := os.environ.get("ASTRBOT_ROOT"):
+            return Path(path)
+        if is_packaged_desktop_runtime():
+            return Path().home() / ".astrbot"
+
+        return Path(os.getcwd())
+
+    @property
+    def root(self) -> Path:
+        return self._root
+
+    @root.setter
+    def root(self, value: Path) -> None:
+        self._root = value
+
+    @property
+    def project_root(self) -> Path:
+        """获取项目根目录路径 (package root)"""
+        with resources.as_file(resources.files("astrbot")) as path:
+            return path
+
+    @property
+    def data(self) -> Path:
+        return self.root / "data"
+
+    @property
+    def config(self) -> Path:
+        return self.data / "config"
+
+    @property
+    def plugins(self) -> Path:
+        return self.data / "plugins"
+
+    @property
+    def temp(self) -> Path:
+        return self.data / "temp"
+
+    @property
+    def skills(self) -> Path:
+        return self.data / "skills"
+
+    @property
+    def site_packages(self) -> Path:
+        return self.data / "site-packages"
+
+    @property
+    def knowledge_base(self) -> Path:
+        return self.data / "knowledge_base"
+
+    @property
+    def backups(self) -> Path:
+        return self.data / "backups"
+
+
+astrbot_paths = AstrbotPaths()
diff --git a/tests/cli/test_bk.py b/tests/cli/test_bk.py
new file mode 100644
index 000000000..36fe17b5e
--- /dev/null
+++ b/tests/cli/test_bk.py
@@ -0,0 +1,213 @@
+import asyncio
+import hashlib
+from unittest.mock import AsyncMock, MagicMock, patch
+
+import pytest
+from click.testing import CliRunner
+
+from astrbot.cli.commands.cmd_bk import bk
+from astrbot.core.backup.importer import ImportResult
+
+
+@pytest.fixture
+def mock_exporter():
+    with patch("astrbot.cli.commands.cmd_bk.AstrBotExporter") as mock:
+        exporter_instance = mock.return_value
+        # export_all is async, return a fake path string
+        exporter_instance.export_all = AsyncMock(return_value="fake_backup.zip")
+        yield exporter_instance
+
+
+@pytest.fixture
+def mock_importer():
+    with patch("astrbot.cli.commands.cmd_bk.AstrBotImporter") as mock:
+        importer_instance = mock.return_value
+        # import_all is async
+        result = ImportResult()
+        importer_instance.import_all = AsyncMock(return_value=result)
+        yield importer_instance
+
+
+@pytest.fixture
+def mock_kb_manager():
+    with patch(
+        "astrbot.cli.commands.cmd_bk._get_kb_manager", new_callable=AsyncMock
+    ) as mock:
+        mock.return_value = MagicMock()
+        yield mock
+
+
+@pytest.fixture
+def mock_gpg_tools():
+    """Mock shutil.which and asyncio.create_subprocess_exec for GPG operations"""
+    # Create a mock process object
+    mock_process = MagicMock()
+    mock_process.wait = AsyncMock(return_value=None)
+    mock_process.returncode = 0
+
+    with patch("astrbot.cli.commands.cmd_bk.shutil.which") as mock_which, patch(
+        "asyncio.create_subprocess_exec", new_callable=AsyncMock
+    ) as mock_exec:
+        mock_which.return_value = "/usr/bin/gpg"
+        mock_exec.return_value = mock_process
+        yield mock_which, mock_exec
+
+
+def test_export_simple(mock_exporter, mock_kb_manager):
+    """Test basic export command"""
+    runner = CliRunner()
+    result = runner.invoke(bk, ["export"])
+
+    assert result.exit_code == 0
+    assert "Raw backup exported to: fake_backup.zip" in result.output
+    mock_exporter.export_all.assert_called_once()
+
+
+def test_export_custom_output(mock_exporter, mock_kb_manager):
+    """Test export with output directory"""
+    runner = CliRunner()
+    result = runner.invoke(bk, ["export", "-o", "/tmp/backups"])
+
+    assert result.exit_code == 0
+    mock_exporter.export_all.assert_called_once()
+    assert mock_exporter.export_all.call_args[0][0] == "/tmp/backups"
+
+
+def test_export_gpg_sign(mock_exporter, mock_kb_manager, mock_gpg_tools):
+    """Test export with GPG signing"""
+    _, mock_exec = mock_gpg_tools
+    runner = CliRunner()
+
+    # Mock Path operations used in GPG block
+    with patch("pathlib.Path.unlink") as mock_unlink, patch(
+        "pathlib.Path.exists", return_value=True
+    ):
+
+        result = runner.invoke(bk, ["export", "--gpg-sign"])
+
+        assert result.exit_code == 0
+        mock_exec.assert_called()
+        # create_subprocess_exec(*cmd) -> args are the command parts as separate args
+        args = mock_exec.call_args[0]
+        # Verify GPG command construction
+        assert args[0] == "gpg"
+        assert "--sign" in args
+        assert "--yes" in args
+        # Should clean up original file
+        mock_unlink.assert_called()
+
+
+def test_export_gpg_encrypt(mock_exporter, mock_kb_manager, mock_gpg_tools):
+    """Test export with GPG asymmetric encryption"""
+    _, mock_exec = mock_gpg_tools
+    runner = CliRunner()
+
+    with patch("pathlib.Path.unlink"), patch("pathlib.Path.exists", return_value=True):
+        result = runner.invoke(bk, ["export", "--gpg-encrypt", "user@example.com"])
+
+        assert result.exit_code == 0
+        args = mock_exec.call_args[0]
+        assert "--encrypt" in args
+        assert "--recipient" in args
+        assert "user@example.com" in args
+
+
+def test_export_gpg_symmetric(mock_exporter, mock_kb_manager, mock_gpg_tools):
+    """Test export with GPG symmetric encryption"""
+    _, mock_exec = mock_gpg_tools
+    runner = CliRunner()
+
+    with patch("pathlib.Path.unlink"), patch("pathlib.Path.exists", return_value=True):
+        result = runner.invoke(bk, ["export", "--gpg-symmetric"])
+
+        assert result.exit_code == 0
+        args = mock_exec.call_args[0]
+        assert "--symmetric" in args
+        assert "--yes" in args
+
+
+def test_export_digest(mock_exporter, mock_kb_manager):
+    """Test export with digest generation"""
+    runner = CliRunner()
+
+    # Mock file operations for digest calculation
+    mock_data = b"test data for checksum"
+    with patch("builtins.open", new_callable=MagicMock) as mock_open, patch(
+        "pathlib.Path.write_text"
+    ) as mock_write_text:
+
+        # Mock reading file content
+        file_handle = mock_open.return_value.__enter__.return_value
+        file_handle.read.side_effect = [mock_data, b""]  # Data then EOF
+
+        result = runner.invoke(bk, ["export", "--digest", "sha256"])
+
+        assert result.exit_code == 0
+        assert "Digest generated" in result.output
+
+        # Verify hash calculation
+        expected_hash = hashlib.sha256(mock_data).hexdigest()
+        mock_write_text.assert_called_once()
+        content = mock_write_text.call_args[0][0]
+        assert expected_hash in content
+        assert "fake_backup.zip" in content
+
+
+def test_import_simple(mock_importer, mock_kb_manager):
+    """Test basic import command"""
+    runner = CliRunner()
+
+    with patch("pathlib.Path.exists", return_value=True):
+        result = runner.invoke(bk, ["import", "backup.zip", "--yes"])
+
+        assert result.exit_code == 0
+        assert "Import completed successfully" in result.output
+        mock_importer.import_all.assert_called_once()
+
+
+def test_import_decrypt(mock_importer, mock_kb_manager, mock_gpg_tools):
+    """Test import with GPG decryption"""
+    _, mock_exec = mock_gpg_tools
+    runner = CliRunner()
+
+    # path.exists needs to return True for initial check,
+    # then unlink needs to be mocked for cleanup
+    with patch("pathlib.Path.exists", return_value=True), patch(
+        "pathlib.Path.unlink"
+    ) as mock_unlink:
+
+        result = runner.invoke(bk, ["import", "backup.zip.gpg", "--yes"])
+
+        assert result.exit_code == 0
+        assert "Processing GPG file" in result.output
+
+        # Verify GPG decryption call
+        mock_exec.assert_called()
+        args = mock_exec.call_args[0]
+        assert args[0] == "gpg"
+        assert "--decrypt" in args
+        assert "backup.zip.gpg" in str(args[-1])
+
+        # Verify temp file cleanup
+        mock_unlink.assert_called()
+
+
+def test_import_abort(mock_importer):
+    """Test import abort on confirmation decline"""
+    runner = CliRunner()
+    with patch("pathlib.Path.exists", return_value=True):
+        result = runner.invoke(bk, ["import", "backup.zip"], input="n\n")
+
+        assert result.exit_code != 0
+        assert "Aborted" in result.output
+        mock_importer.import_all.assert_not_called()
+
+
+def test_export_gpg_missing(mock_exporter, mock_kb_manager):
+    """Test error when GPG is missing"""
+    with patch("astrbot.cli.commands.cmd_bk.shutil.which", return_value=None):
+        runner = CliRunner()
+        result = runner.invoke(bk, ["export", "--gpg-sign"])
+
+        assert result.exit_code != 0
+        assert "GPG tool not found" in result.output
diff --git a/tests/cli/test_uninstall.py b/tests/cli/test_uninstall.py
new file mode 100644
index 000000000..cc6dfb2a6
--- /dev/null
+++ b/tests/cli/test_uninstall.py
@@ -0,0 +1,138 @@
+import platform
+import shutil
+import subprocess
+from pathlib import Path
+from unittest.mock import MagicMock, call, patch
+
+import pytest
+from click.testing import CliRunner
+
+from astrbot.cli.commands.cmd_uninstall import uninstall
+
+
+@pytest.fixture
+def mock_systemctl():
+    """Mock shutil.which('systemctl') and subprocess.run"""
+    with patch("astrbot.cli.commands.cmd_uninstall.shutil.which") as mock_which, patch(
+        "astrbot.cli.commands.cmd_uninstall.subprocess.run"
+    ) as mock_run:
+        mock_which.return_value = "/usr/bin/systemctl"
+        yield mock_which, mock_run
+
+
+@pytest.fixture
+def mock_astrbot_paths(tmp_path):
+    """Mock astrbot_paths to use a temporary directory"""
+    with patch("astrbot.cli.commands.cmd_uninstall.astrbot_paths") as mock_paths:
+        # Create a fake astrbot root structure in tmp_path
+        root = tmp_path / "astrbot_root"
+        root.mkdir()
+        data = root / "data"
+        data.mkdir()
+        dot_astrbot = root / ".astrbot"
+        dot_astrbot.touch()
+        lock_file = root / "astrbot.lock"
+        lock_file.touch()
+
+        mock_paths.root = root
+        mock_paths.data = data
+        yield mock_paths
+
+
+@pytest.mark.skipif(platform.system() != "Linux", reason="Systemd tests only on Linux")
+def test_uninstall_systemd_service(mock_systemctl, mock_astrbot_paths):
+    """Test systemd service removal"""
+    mock_which, mock_run = mock_systemctl
+    runner = CliRunner()
+
+    # Mock Path.home() to return a temp directory
+    with patch("pathlib.Path.home") as mock_home:
+        fake_home = mock_astrbot_paths.root / "home"
+        fake_home.mkdir()
+        mock_home.return_value = fake_home
+
+        # Create fake service file
+        service_dir = fake_home / ".config" / "systemd" / "user"
+        service_dir.mkdir(parents=True)
+        service_file = service_dir / "astrbot.service"
+        service_file.write_text("fake service content")
+
+        # Run with --yes to skip confirmation, --keep-data to focus on systemd
+        result = runner.invoke(uninstall, ["--yes", "--keep-data"])
+
+        assert result.exit_code == 0
+        assert "Stopping AstrBot service..." in result.output
+        assert "Systemd service uninstalled." in result.output
+
+        # Verify subprocess calls
+        mock_run.assert_any_call(
+            ["systemctl", "--user", "stop", "astrbot"], check=False
+        )
+        mock_run.assert_any_call(
+            ["systemctl", "--user", "disable", "astrbot"], check=False
+        )
+        mock_run.assert_any_call(["systemctl", "--user", "daemon-reload"], check=True)
+
+        # Verify file removed
+        assert not service_file.exists()
+
+
+def test_uninstall_data_removal(mock_astrbot_paths):
+    """Test data directory removal"""
+    runner = CliRunner()
+
+    # Verify pre-state
+    assert mock_astrbot_paths.data.exists()
+    assert (mock_astrbot_paths.root / ".astrbot").exists()
+    assert (mock_astrbot_paths.root / "astrbot.lock").exists()
+
+    # Run uninstall with --yes
+    result = runner.invoke(uninstall, ["--yes"])
+
+    assert result.exit_code == 0
+    assert "AstrBot data removed successfully" in result.output
+
+    # Verify removal
+    assert not mock_astrbot_paths.data.exists()
+    assert not (mock_astrbot_paths.root / ".astrbot").exists()
+    assert not (mock_astrbot_paths.root / "astrbot.lock").exists()
+
+
+def test_uninstall_keep_data(mock_astrbot_paths):
+    """Test uninstall with --keep-data"""
+    runner = CliRunner()
+
+    result = runner.invoke(uninstall, ["--yes", "--keep-data"])
+
+    assert result.exit_code == 0
+    assert "Skipping data removal as requested" in result.output
+
+    # Verify data still exists
+    assert mock_astrbot_paths.data.exists()
+
+
+def test_uninstall_abort_on_no_confirm(mock_astrbot_paths):
+    """Test abort when user declines confirmation"""
+    runner = CliRunner()
+
+    # Input "n" to decline
+    result = runner.invoke(uninstall, input="n\n")
+
+    assert result.exit_code != 0
+    assert "Aborted" in result.output
+
+    # Verify data still exists
+    assert mock_astrbot_paths.data.exists()
+
+
+def test_uninstall_not_astrbot_root(mock_astrbot_paths):
+    """Test running uninstall in a non-AstrBot directory"""
+    # Remove the marker files
+    shutil.rmtree(mock_astrbot_paths.data)
+    (mock_astrbot_paths.root / ".astrbot").unlink()
+
+    runner = CliRunner()
+    result = runner.invoke(uninstall, ["--yes"])
+
+    assert result.exit_code == 0
+    assert "No AstrBot initialization found" in result.output