my preferred scalafmt configuration

.scalafmt.conf

version = 3.7.3
runner.dialect = scala3

align.preset = more
maxColumn = 80

align.multiline = true

align.stripMargin = true
assumeStandardLibraryStripMargin = true

indent.withSiteRelativeToExtends = 2
indent.relativeToLhsLastLine = [match, infix]

newlines.source = unfold
newlines.implicitParamListModifierForce = [before, after]

newlines.beforeMultiline = unfold
newlines.forceBeforeMultilineAssign = any

newlines.topLevelStatementBlankLines = [
  {
    blanks = 1
  }
]
newlines.topLevelBodyIfMinStatements = [before, after]

danglingParentheses.defnSite = true
danglingParentheses.callSite = true
danglingParentheses.ctrlSite = true
danglingParentheses.tupleSite = true

danglingParentheses.exclude = [] // required cause verticalMultiline is on
verticalMultiline.atDefnSite = true
verticalMultiline.arityThreshold = 1
verticalMultiline.newlineAfterOpenParen = true

rewrite.rules = [RedundantBraces, RedundantParens, SortModifiers, PreferCurlyFors, Imports]

rewrite.redundantBraces.defnBodies = "noParams"
rewrite.redundantBraces.stringInterpolation = true

rewrite.sortModifiers.order = [
  "implicit", "final", "sealed", "abstract",
  "override", "private", "protected", "lazy"
]

rewrite.imports.sort = original
rewrite.imports.groups = [
  ["cats\\..*"],
  ["^(?!scala|java|volk|cats).*"],
  ["scala\\..*"],
  ["java\\..*"],
  ["volk\\..*"],
]

rewrite.trailingCommas.style = always

rewrite.scala3.convertToNewSyntax = true
rewrite.scala3.removeOptionalBraces = no

comments.wrap = standalone

docstrings.style = Asterisk
docstrings.removeEmpty = true
docstrings.oneline = unfold
docstrings.forceBlankLineBefore = true

project.git = true

spaces.beforeContextBoundColon = IfMultipleBounds
spaces.inImportCurlyBraces = true
spaces.inInterpolatedStringCurlyBraces = true
spaces.afterSymbolicDefs = true

includeNoParensInSelectChains = true

importSelectors = binPack