Linter doesn't like the PKCE code in handlers.go

[al45tair]

I'm seeing this:

curl -sfL https://install.goreleaser.com/github.com/golangci/golangci-lint.sh | BINARY=golangci-lint bash -s -- v1.31.0
golangci/golangci-lint info checking GitHub for tag 'v1.31.0'
golangci/golangci-lint info found version: 1.31.0 for v1.31.0/linux/amd64
golangci/golangci-lint info installed ./bin/golangci-lint
bin/golangci-lint run
Error: server/handlers.go:837:2: ifElseChain: rewrite if-else to switch statement (gocritic)
	if providedCodeVerifier != "" && codeChallengeFromStorage != "" {
	^
make: *** [lint] Error 1
Error: Makefile:70: recipe for target 'lint' failed
Error: Process completed with exit code 2.

[nabokihms]

I will fix it because I'm the last who changed lint rules.