建议为ruyi list 查询命令增加按照类型查询的方式

[xijing21]

目前v0.3版本的 ruyi list 查询结果如下：

ruyi list
List of available packages:

• board-image/buildroot-sdk-milkv-duo-python
  • 1.0.7 (latest)
• board-image/uboot-oerv-sipeed-lpi4a-16g
  • 0.2309.1 (latest)
• board-image/oerv-sipeed-lpi4a-xfce
  • 0.2309.1 (latest)
• board-image/buildroot-sdk-milkv-duo
  • 1.0.7 (latest)
• board-image/oerv-sipeed-lpi4a-headless
  • 0.2309.1 (latest)
• board-image/uboot-revyos-sipeed-lpi4a-8g
  • 0.20231210.0 (latest)
• board-image/revyos-sg2042-milkv-pioneer
  • 0.20231220.0 (latest)
• board-image/oerv-sg2042-milkv-pioneer-xfce
  • 0.2309.1 (latest)
• board-image/oerv-sg2042-milkv-pioneer-base
  • 0.2309.1 (latest)
• board-image/uboot-revyos-sipeed-lpi4a-16g
  • 0.20231210.0 (latest)
• board-image/uboot-oerv-sipeed-lpi4a-8g
  • 0.2309.1 (latest)
• board-image/buildroot-sdk-milkv-duo256m
  • 1.0.7 (latest)
• board-image/revyos-sipeed-lpi4a
  • 0.20231210.0 (latest)
• board-image/buildroot-sdk-milkv-duo256m-python
  • 1.0.7 (latest)
• toolchain/gnu-plct-xthead
  • 0.20231212.0 (latest) slug: gnu-plct-xthead-20231212
  • 0.20231118.0 () slug: gnu-plct-xthead-20231118
• toolchain/gnu-upstream
  • 0.20231212.0 (latest) slug: gnu-upstream-20231212
  • 0.20231118.0 () slug: gnu-upstream-20231118
• toolchain/gnu-plct
  • 0.20231212.0 (latest) slug: gnu-plct-20231212
  • 0.20231118.0 () slug: gnu-plct-20231118
• toolchain/llvm-upstream
  • 17.0.5-ruyi.20231121 (latest) slug: llvm-upstream-20231121
• emulator/qemu-user-riscv-upstream
  • 8.1.2-ruyi.20231121 (latest)
• emulator/qemu-user-riscv-xthead
  • 6.1.0-ruyi.20231207+g03813c9fe8 (latest)
• source/coremark
  • 1.0.2-pre.20230125 (prerelease, latest-prerelease)
  • 1.0.1 (latest)
• source/ruyisdk-demo
  • 0.20231114.0 (latest)

目前返回的信息越来越多，观察到每个资源都有分类，如board-image、toolchain、emulator 等，建议增加按照kind类型查询；比如
ruyi list toolchain 或者 ruyi list -k toolchain 就只返回Toolchain相关的内容；建议可以指定多个类型；

[weilinfox]

可能还需要实现一个类似于 apt-cache show 的功能，可以把一些描述性的字段打印出来。