Merge pull request #4 from hmrc/SAOD-531-lint

SAOD-531 Update lint config

Author: Nikhilvedi

.gitignore

@@ -2,6 +2,7 @@
 
 !.gitignore
 !.scalafmt.conf
+!.scalafix.conf
 bin
 .bloop/
 .cache

.scalafix.conf

@@ -0,0 +1,23 @@
+rules = [ExplicitResultTypes, OrganizeImports, RemoveUnused, DisableSyntax]
+
+OrganizeImports {
+  targetDialect = Scala3
+  groupedImports = Keep
+  coalesceToWildcardImportThreshold = 3
+  removeUnused = true
+  groups = [
+    "*",
+    "scala.",
+    "re:javax?\\."
+  ]
+}
+
+RemoveUnused {
+  imports = false
+}
+
+DisableSyntax {
+  noVars = true
+  noNulls = true
+  noReturns = true
+}

project/plugins.sbt

@@ -9,4 +9,4 @@ addSbtPlugin("uk.gov.hmrc"       % "sbt-distributables" % "2.6.0")
 addSbtPlugin("org.playframework" % "sbt-plugin"         % "3.0.7")
 addSbtPlugin("org.scoverage"     % "sbt-scoverage"      % "2.4.4")
 addSbtPlugin("ch.epfl.scala"     % "sbt-scalafix"       % "0.14.3")
-addSbtPlugin("org.scalameta"     % "sbt-scalafmt"       % "2.5.4")
+addSbtPlugin("org.scalameta"     % "sbt-scalafmt"       % "2.5.5")