feat: Enhance shell module based on review feedback

Author: YanLien

.github/workflows/test.yml

@@ -41,7 +41,7 @@ jobs:
         cargo version
         export DISK_IMG="${{ github.workspace }}/disk-aarch64.img"
         export VM_CONFIGS="$(pwd)/configs/vms/nimbos-aarch64-qemu-smp1.toml"
-        ./scripts/auto_interrupt.sh ./axvisor.sh run --plat ${{ matrix.plat }} --vmconfigs $VM_CONFIGS --features fs,ept-level-4 --arceos-args DISK_IMG=$DISK_IMG,BUS=mmio,BLK=y,MEM=8g
+        ./scripts/auto_interrupt.sh ./axvisor.sh run --plat ${{ matrix.plat }} --vmconfigs $VM_CONFIGS --features fs,ept-level-4 --arceos-args DISK_IMG=$DISK_IMG,BUS=mmio,BLK=y,MEM=8g,LOG=info
 
   aarch64-generic-phytiumpi:
     runs-on: [self-hosted, linux, phytiumpi]
@@ -135,4 +135,4 @@ jobs:
         cargo version
         export DISK_IMG="${{ github.workspace }}/disk-x86_64.img"
         export VM_CONFIGS="$(pwd)/configs/vms/nimbos-x86_64-qemu-smp1.toml"
-        ./scripts/auto_interrupt.sh ./axvisor.sh run --plat ${{ matrix.plat }} --vmconfigs $VM_CONFIGS --features fs --arceos-args DISK_IMG=$DISK_IMG,BLK=y
+        ./scripts/auto_interrupt.sh ./axvisor.sh run --plat ${{ matrix.plat }} --vmconfigs $VM_CONFIGS --features fs --arceos-args DISK_IMG=$DISK_IMG,BLK=y,LOG=info

README.md

@@ -51,6 +51,12 @@ Currently, AxVisor has been verified in scenarios with the following systems as
 - [NimbOS](https://github.com/equation314/nimbos)
 - Linux
 
+## Shell Management
+
+AxVisor provides an interactive shell interface for managing virtual machines and file operations.
+
+For detailed information about shell features, commands, and usage, see: [Shell模块介绍.md](doc/Shell模块介绍.md)
+
 # Build and Run
 
 After AxVisor starts, it loads and starts the guest based on the information in the guest configuration file. Currently, AxVisor supports loading guest images from a FAT32 file system and also supports binding guest images to the hypervisor image through static compilation (using include_bytes).