fix docker build and run

[yonggang-xiao]

build error:

./build.sh: line 4: git: command not found
go: errors parsing go.mod:
/usr/src/librespeed-cli/go.mod:3: invalid go version '1.23.0': must match format 1.23
/usr/src/librespeed-cli/go.mod:5: unknown directive: toolchain 

and can not run with options.

[slashsbin]

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