Add links to the Scala 3 Language Specification.

Author: sjrd

_data/doc-nav-header.yml

@@ -9,7 +9,7 @@
       url: "/scala3/guides/migration/compatibility-intro.html"
     - title: New Features for Scaladoc
       url: "/scala3/scaladoc.html"
-    - title: Videos and Talks 
+    - title: Videos and Talks
       url: "/scala3/talks.html"
 - title: Learn
   url: "#"
@@ -48,8 +48,10 @@
       url: "/books.html"
     - title: Scala FAQ
       url: "/tutorials/FAQ/index.html"
-    - title: Scala Language Specification
+    - title: Scala 2 Language Specification
       url: http://scala-lang.org/files/archive/spec/2.13/
+    - title: Scala 3 Language Specification
+      url: http://scala-lang.org/files/archive/spec/3.4/
     - title: Scala 3 Language Reference
       url: "https://docs.scala-lang.org/scala3/reference"
     - title: Scala Contribution Guide

index.md

@@ -65,10 +65,14 @@ sections:
         description: "Answers to frequently-asked questions about Scala."
         icon: "fa fa-question-circle"
         link: /tutorials/FAQ/index.html
-      - title: "Language Spec"
-        description: "Scala's formal language specification."
+      - title: "Language Spec v2.x"
+        description: "Scala 2's formal language specification."
         icon: "fa fa-book"
         link: https://scala-lang.org/files/archive/spec/2.13/
+      - title: "Language Spec v3.x"
+        description: "Scala 3's formal language specification."
+        icon: "fa fa-book"
+        link: https://scala-lang.org/files/archive/spec/3.4/
       - title: "Scala 3 Language Reference"
         description: "The Scala 3 language reference."
         icon: "fa fa-book"