Fix go staticcheck - [merged]

[stv0g]

Merges fix-go-staticcheck -> master

This PR adds staticcheck as a new linter to the CI pipeline and fixes all outstanding issues in the code.

/cc @skolen

[stv0g]

added 1 commit

• 515ef2de - fix CI tests

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[stv0g]

added 3 commits

• 7631e2a9 - pass boolean clear argument to DBInit()
• 9e45f39e - simplify database test
• 70c26db3 - use proper error types instead of using strings.Contains()

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[stv0g]

added 2 commits

• 786454a1 - use proper error types instead of using strings.Contains()
• 3dcb67fd - update gitignore

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[stv0g]

In GitLab by @skolen on Oct 19, 2021, 15:54

added 1 commit

• 94168769 - fix error handling of s3.bucket param request

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[stv0g]

In GitLab by @skolen on Oct 19, 2021, 15:56

added 1 commit

• 481c7c62 - fix error handling of s3.bucket param request also in upload method

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[stv0g]

In GitLab by @skolen on Oct 19, 2021, 16:12

marked this merge request as ready

[stv0g]

In GitLab by @skolen on Oct 19, 2021, 16:12

mentioned in commit 9873ba9f3b47ba23e64c71721c9b7730ca77fbb1