feat(database): 切换默认数据库为PostgreSQL并优化连接配置 #76

Job	Run time
Test on Windows	3m 0s
Test on Ubuntu	40s
Test on macOS	46s
Build Linux binaries (i686-unknown-linux-gnu)	3m 53s
Build Linux binaries (aarch64-unknown-linux-gnu)	4m 0s
Build Linux binaries (armv7-unknown-linux-gnueabihf)	4m 1s
Build Linux binaries (riscv64gc-unknown-linux-gnu)	4m 26s
Build Linux binaries (x86_64-unknown-linux-gnu)	3m 44s
Build macOS binaries (aarch64-apple-darwin)	3m 41s
Build macOS binaries (x86_64-apple-darwin)	2m 34s
Build Windows binaries (i686-pc-windows-msvc)	5m 54s
Build Android binary	1m 12s
Build Windows binaries (aarch64-pc-windows-msvc)	7m 13s
Build Windows binaries (x86_64-pc-windows-msvc)	7m 1s
Create GitHub Release	0s
	52m 5s

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