remove scala 3 build and stick with jackson 2.12

Author: pjfanning

.github/workflows/ci.yml

@@ -23,7 +23,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest]
-        scala: [2.11.12, 2.12.14, 2.13.6, 3.0.2]
+        scala: [2.11.12, 2.12.14, 2.13.6]
         java: [adopt@1.8]
     runs-on: ${{ matrix.os }}
     steps:
@@ -127,16 +127,6 @@ jobs:
           tar xf targets.tar
           rm targets.tar
 
-      - name: Download target directories (3.0.2)
-        uses: actions/download-artifact@v2
-        with:
-          name: target-${{ matrix.os }}-3.0.2-${{ matrix.java }}
-
-      - name: Inflate target directories (3.0.2)
-        run: |
-          tar xf targets.tar
-          rm targets.tar
-
       - env:
           PGP_PASSPHRASE: ${{ secrets.PGP_PASSPHRASE }}
           PGP_SECRET: ${{ secrets.PGP_SECRET }}

build.sbt

@@ -7,7 +7,7 @@ organization := "com.github.swagger-akka-http"
 
 ThisBuild / scalaVersion := "2.13.6"
 
-ThisBuild / crossScalaVersions := Seq("2.11.12", "2.12.14", "2.13.6", "3.0.2")
+ThisBuild / crossScalaVersions := Seq("2.11.12", "2.12.14", "2.13.6")
 
 ThisBuild / organizationHomepage := Some(url("https://github.com/swagger-akka-http/swagger-scala-module"))
 
@@ -46,7 +46,7 @@ pomIncludeRepository := { x => false }
 libraryDependencies ++= Seq(
   "org.slf4j" % "slf4j-api" % "1.7.32",
   "io.swagger.core.v3" % "swagger-core" % "2.1.10",
-  "com.fasterxml.jackson.module" %% "jackson-module-scala" % "2.13.0-rc2",
+  "com.fasterxml.jackson.module" %% "jackson-module-scala" % "2.12.5",
   "org.scalatest" %% "scalatest" % "3.2.9" % Test,
   "org.slf4j" % "slf4j-simple" % "1.7.32" % Test
 )