tripocli v2.0.0：Tripo AI 3D 生成与加工 CLI（面向 Agent 与开发者，纯 Python 标准库、零第三方依赖）

覆盖文生 3D、图生 3D、多视图、批量生成，以及重拓扑、绑定、动画、智能分割、
纹理、PBR、智能 UV、部件补全、格式导出与下载。

代码组织：一个功能一个模块（tripo/features/），入口薄壳 tripocli.py。

tripo/features/__init__.py

@@ -0,0 +1,81 @@
+"""Feature registry.
+
+Every Tripo capability is one module in this package.  A module declares
+``NAME``, ``HELP``, ``add_arguments(parser)`` and ``run(ctx)``; ``cli.py`` wires
+them into the argparse tree.  Adding a capability means adding one file and one
+line here.
+"""
+
+from . import (
+    account,
+    account_mgmt,
+    animate,
+    assets,
+    batch,
+    cancel,
+    config_cmd,
+    download,
+    export_model,
+    fill_parts,
+    image_assets,
+    image_gen,
+    image_multiview,
+    image_to_3d,
+    import_model,
+    inspect_model,
+    mesh_edit,
+    multiview,
+    motion,
+    optimize_model,
+    pbr,
+    project,
+    remesh,
+    rename,
+    rigging,
+    segmentation,
+    serve,
+    stylize,
+    task,
+    text_to_3d,
+    texture,
+    texture_upscale,
+    update,
+    uv,
+)
+
+MODULES = [
+    account_mgmt,      # account add/list/use/remove/show
+    serve,             # serve (local account UI)
+    account,           # balance / whoami / quota
+    assets,            # assets
+    text_to_3d,        # text
+    image_gen,         # img (text to image)
+    image_assets,      # imgs (list image assets)
+    image_multiview,   # imgmv (one image -> 4 views)
+    image_to_3d,       # image
+    import_model,      # import (upload own glb/obj/fbx/stl)
+    mesh_edit,         # edit (local_edit on Nexus mesh)
+    multiview,         # multiview
+    batch,             # batch
+    cancel,            # cancel (cancel a running op)
+    remesh,            # remesh
+    rigging,           # rig
+    animate,           # animate
+    motion,            # motion (text to motion)
+    segmentation,      # segment
+    stylize,           # stylize (3D 风格化)
+    texture,           # texture
+    texture_upscale,   # upscale
+    pbr,               # pbr
+    uv,                # uv
+    fill_parts,        # fill
+    export_model,      # export
+    download,          # download
+    inspect_model,     # inspect (local GLB game stats & diagnostics)
+    optimize_model,    # optimize (local decimate / draco / LODs)
+    task,              # task
+    project,           # project
+    rename,            # rename (update_name)
+    config_cmd,        # config
+    update,            # update (self-update from source tree)
+]