Add a flag to anchor patterns in the input #1139

Job	Run time
Ensure 'cargo fmt' has been run	7s
Extract crate metadata	4s
Minimum supported rust version	1m 19s
aarch64-unknown-linux-gnu (ubuntu-20.04)	4m 20s
aarch64-unknown-linux-musl (ubuntu-20.04)	4m 35s
arm-unknown-linux-gnueabihf (ubuntu-20.04)	4m 27s
arm-unknown-linux-musleabihf (ubuntu-20.04)	3m 26s
i686-pc-windows-msvc (windows-2019)	5m 47s
i686-unknown-linux-gnu (ubuntu-20.04)	4m 14s
i686-unknown-linux-musl (ubuntu-20.04)	3m 19s
x86_64-apple-darwin (macos-12)	4m 21s
x86_64-pc-windows-gnu (windows-2019)	4m 45s
x86_64-pc-windows-msvc (windows-2019)	3m 52s
x86_64-unknown-linux-gnu (ubuntu-20.04)	3m 58s
x86_64-unknown-linux-musl (ubuntu-20.04)	4m 26s
Publish to Winget	0s
	53m 0s

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