我正在尝试为flask应用程序构建一个docker镜像，它需要pymssql来连接到sql server。在requirements.txt文件中指定pymssql=2.2.5，并尝试构建镜像。
我试过docker build -t <image-name> .

Collecting pymssql==2.2.5
#9 23.25   Downloading pymssql-2.2.5.tar.gz (170 kB)
#9 23.27      ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 170.1/170.1 KB 9.9 MB/s eta 0:00:00
#9 23.38   Installing build dependencies: started
#9 27.65   Installing build dependencies: finished with status 'done'
#9 27.65   Getting requirements to build wheel: started
#9 27.90   Getting requirements to build wheel: finished with status 'error'
#9 27.90   error: subprocess-exited-with-error
#9 27.90   
#9 27.90   × Getting requirements to build wheel did not run successfully.
#9 27.90   │ exit code: 1
#9 27.90   ╰─> [6 lines of output]
#9 27.90       setup.py: platform.system() => Linux
#9 27.90       setup.py: platform.architecture() => ('64bit', '')
#9 27.90       setup.py: platform.libc_ver() => ('glibc', '2.31')
#9 27.90       setup.py: include_dirs => []
#9 27.90       setup.py: library_dirs => []
#9 27.90       setup.py: could not locate 'clock_gettime' function required by FreeTDS.
#9 27.90       [end of output]
#9 27.90   
#9 27.90   note: This error originates from a subprocess, and is likely not a problem with pip.
#9 27.90 error: subprocess-exited-with-error

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