feat(webapi): 改进静态文件目录查找逻辑 #49

Job	Run time
Test on Ubuntu	34s
Test on Windows	2m 40s
Test on macOS	22s
Build macOS binaries (x86_64-apple-darwin)	2m 53s
Build macOS binaries (aarch64-apple-darwin)	4m 13s
Build Linux binaries (x86_64-unknown-linux-gnu)	6m 11s
Build Linux binaries (armv7-unknown-linux-gnueabihf)	4m 57s
Build Linux binaries (i686-unknown-linux-gnu)	7m 20s
Build Linux binaries (riscv64gc-unknown-linux-gnu)	5m 32s
Build Linux binaries (aarch64-unknown-linux-gnu)	6m 20s
Build Android binary	1m 14s
Build Windows binaries (x86_64-pc-windows-msvc)	6m 58s
Build Windows binaries (aarch64-pc-windows-msvc)	8m 12s
Build Windows binaries (i686-pc-windows-msvc)	6m 27s
Create GitHub Release	0s
	1h 3m 53s

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