feat: read config from stdin to allow pipe

[hanxiao]

No description provided.

[codecov]

Codecov Report

Merging #758 (cf7f70c) into main (03541dd) will decrease coverage by 0.33%.
The diff coverage is 28.57%.

@@            Coverage Diff             @@
##             main     #758      +/-   ##
==========================================
- Coverage   80.96%   80.62%   -0.34%     
==========================================
  Files          17       17              
  Lines        1208     1213       +5     
==========================================
  Hits          978      978              
- Misses        230      235       +5     

Flag	Coverage Δ
cas	80.62% <28.57%> (-0.34%)	⬇️

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Impacted Files	Coverage Δ
server/clip_server/__main__.py	0.00% <0.00%> (ø)
client/clip_client/__init__.py	100.00% <100.00%> (ø)
server/clip_server/__init__.py	100.00% <100.00%> (ø)

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