Release 2.1.2 (#735)

* Fix multiple db issues (#734)

* Bump version to 2.1.2-preview

* Fix game image uniqueness (#733)

* Fix faulty image cleanup (#733)

* Fix faulty image cleanup (#733)

* Adjust version to contain preview suffix

* Bump gradle/actions from 4 to 5 (#737)

Bumps [gradle/actions](https://github.com/gradle/actions) from 4 to 5.
- [Release notes](https://github.com/gradle/actions/releases)
- [Commits](https://github.com/gradle/actions/compare/v4...v5)

---
updated-dependencies:
- dependency-name: gradle/actions
  dependency-version: '5'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

---------

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

build.gradle.kts

@@ -6,7 +6,7 @@ import org.jetbrains.kotlin.gradle.tasks.KotlinJvmCompile
 import java.nio.file.Files
 
 group = "org.gameyfin"
-version = "2.1.1"
+version = "2.1.2-preview"
 
 allprojects {
     repositories {