chore: Add back LTS nightlies

Author: tgodzik

.github/workflows/publishLts.sh

@@ -0,0 +1,21 @@
+#!/usr/bin/env bash
+set -e
+
+# Usage:
+# SONATYPE_USER=<sonatype user> SONATYPE_PW=<sonatype pw> PGP_PW=<pgp pw> PGP_SECRET=<pgp secret> ./sbtPublish <publish cmd>
+
+# Release command:
+RELEASE_CMD="${1:?Missing publish command}"
+
+# Make sure required environment variable are set
+: "${SONATYPE_USER:?not set}"
+: "${SONATYPE_PW:?not set}"
+
+if [ ! "$NIGHTLYBUILD" = "yes" ] && [ ! "$RELEASEBUILD" = "yes" ]; then
+    echo "Neither NIGHTLYBUILD nor RELEASEBUILD env var set to \"yes\""
+    exit 1
+fi
+
+# run sbt with the supplied arg
+SBT="$(cd "$(dirname "${BASH_SOURCE[0]}")" >& /dev/null && pwd)/sbt"
+"$SBT" "$RELEASE_CMD"

.github/workflows/release-maven-artifacts.yml

@@ -38,3 +38,29 @@ jobs:
           MAVEN_REPOSITORY_URL  : ${{ vars.MAVEN_REPOSITORY_URL }}
           NEWNIGHTLY            : ${{ vars.NEWNIGHTLY }}
           NIGHTLYBUILD          : ${{ vars.NIGHTLYBUILD }}
+  release-maven-lts-artifacts:
+    runs-on: ubuntu-latest
+    environment: ${{ inputs.environment }}
+    steps:
+      - uses: actions/checkout@v6
+        with:
+          repository: scala/scala3-lts
+          ref: lts-3.3
+      - uses: actions/setup-java@v5
+        with:
+          distribution: 'temurin'
+          java-version: 8
+          cache: 'sbt'
+      - uses: sbt/setup-sbt@v1
+      - name: Import Scala PGP Key
+        uses: crazy-max/ghaction-import-gpg@v6
+        with:
+          gpg_private_key: ${{ secrets.SCALA_PGP_KEY }}
+          passphrase     : ${{ secrets.SCALA_PGP_PASSPHRASE }}
+          fingerprint    : ${{ vars.SCALA_PGP_FINGERPRINT }}
+      - name: Publish Artifacts to the Maven Repository
+        run : ./.github/workflows/publishLts.sh ";project scala3-bootstrapped ;publishSigned ;sonaRelease"
+        env:
+          SONATYPE_USER         : ${{ secrets.MAVEN_REPOSITORY_USER }}
+          SONATYPE_PW           : ${{ secrets.MAVEN_REPOSITORY_TOKEN }}
+          NIGHTLYBUILD          : "yes"