Add support for Slovak language

Just the basic support was added following examples for other languages.

modules/analysis/src/main/scala/docspell/analysis/date/DateFind.scala

@@ -131,6 +131,7 @@ object DateFind {
         case Language.Estonian   => dmy
         case Language.Khmer      => dmy
         case Language.Ukrainian  => dmy.or(ymd)
+        case Language.Slovak  => dmy.or(ymd)
       }
       p.read(parts) match {
         case Result.Success(sds, _) =>

modules/analysis/src/main/scala/docspell/analysis/date/MonthName.scala

@@ -66,6 +66,8 @@ object MonthName {
         ukrainian
       case Language.Khmer =>
         khmer
+      case Language.Slovak =>
+        slovak
     }
 
   private val numbers = List(
@@ -426,4 +428,19 @@ object MonthName {
     List("листопада", "лист", "лис"),
     List("грудня", "груд", "гру")
   )
+
+  private val slovak = List(
+    List("jan", "január", "januára"),
+    List("feb", "február", "februára"),
+    List("mar", "marec", "marca"),
+    List("apr", "apríl", "apríla"),
+    List("maj", "máj", "mája"),
+    List("jun", "jún", "júna"),
+    List("jul", "júl", "júla"),
+    List("aug", "august", "augusta"),
+    List("sep", "september", "septembra"),
+    List("okt", "október", "októbra"),
+    List("nov", "november", "novembra"),
+    List("dec", "december", "decembra")
+  )
 }

modules/analysis/src/test/scala/docspell/analysis/date/DateFindTest.scala

@@ -365,4 +365,57 @@ class DateFindTest extends FunSuite {
       )
     )
   }
+
+  test("find slovak dates") {
+    assertEquals(
+      DateFind
+        .findDates(
+          "Do funkcie bola inaugurovaná 15. júna 2019 pred Národnou radou SR",
+          Language.Slovak
+        )
+        .toVector,
+      Vector(
+        NerDateLabel(
+          LocalDate.of(2019, 6, 15),
+          NerLabel("15. júna 2019", NerTag.Date, 29, 42)
+        )
+      )
+    )
+    assertEquals(
+      DateFind
+        .findDates(
+          "Dátum narodenia: 14. feb 2015",
+          Language.Slovak
+        )
+        .toVector,
+      Vector(
+        NerDateLabel(
+          LocalDate.of(2015, 2, 14),
+          NerLabel("14. feb 2015", NerTag.Date, 17, 29)
+        )
+      )
+    )
+    assertEquals(
+      DateFind
+        .findDates("19.11.2021", Language.Slovak)
+        .toVector,
+      Vector(
+        NerDateLabel(
+          LocalDate.of(2021, 11, 19),
+          NerLabel("19.11.2021", NerTag.Date, 0, 10)
+        )
+      )
+    )
+    assertEquals(
+      DateFind
+        .findDates("Dátum: 2022.11.05", Language.Slovak)
+        .toVector,
+      Vector(
+        NerDateLabel(
+          LocalDate.of(2022, 11, 5),
+          NerLabel("2022.11.05", NerTag.Date, 7, 17)
+        )
+      )
+    )
+  }
 }