publish from the 3.x branch instead of main

.github/workflows/ci.yml

@@ -70,15 +70,15 @@ jobs:
       - run: sbt '++ ${{ matrix.scala }}' test mimaReportBinaryIssues doc
 
       - name: Make target directories
-        if: github.event_name != 'pull_request' && (startsWith(github.ref, 'refs/tags/v'))
+        if: github.event_name != 'pull_request' && (startsWith(github.ref, 'refs/tags/v') || github.ref == 'refs/heads/3.x')
         run: mkdir -p core/js/target core/jvm/target aws-java-sdk2/target project/target
 
       - name: Compress target directories
-        if: github.event_name != 'pull_request' && (startsWith(github.ref, 'refs/tags/v'))
+        if: github.event_name != 'pull_request' && (startsWith(github.ref, 'refs/tags/v') || github.ref == 'refs/heads/3.x')
         run: tar cf targets.tar core/js/target core/jvm/target aws-java-sdk2/target project/target
 
       - name: Upload target directories
-        if: github.event_name != 'pull_request' && (startsWith(github.ref, 'refs/tags/v'))
+        if: github.event_name != 'pull_request' && (startsWith(github.ref, 'refs/tags/v') || github.ref == 'refs/heads/3.x')
         uses: actions/upload-artifact@v3
         with:
           name: target-${{ matrix.os }}-${{ matrix.java }}-${{ matrix.scala }}
@@ -87,7 +87,7 @@ jobs:
   publish:
     name: Publish Artifacts
     needs: [build]
-    if: github.event_name != 'pull_request' && (startsWith(github.ref, 'refs/tags/v'))
+    if: github.event_name != 'pull_request' && (startsWith(github.ref, 'refs/tags/v') || github.ref == 'refs/heads/3.x')
     strategy:
       matrix:
         os: [ubuntu-latest]

build.sbt

@@ -12,6 +12,7 @@ ThisBuild / developers := List(
   )
 )
 ThisBuild / tlBaseVersion := "3.0"
+ThisBuild / tlCiReleaseBranches := Seq("3.x")
 ThisBuild / crossScalaVersions := Seq("3.3.0", "2.13.11", "2.12.18")
 ThisBuild / scalaVersion := crossScalaVersions.value.head
 ThisBuild / startYear := Option(2018)