Build against java 8, but only support 11 and 17

Author: oharaandrew314

.github/workflows/main.yml

@@ -31,7 +31,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        java_version: [8, 11]
+        java_version: [11, 17]
         os: [windows-latest, macOS-latest, ubuntu-latest]
         distribution: [ adopt ]
     steps:

Readme.md

@@ -19,6 +19,10 @@ This module provides a new `TableSchema` implementation that adds support for ko
 
 Follow the instructions on Jitpack.
 
+## Requirements
+
+Minimum Java 8.  However, only 11 and 17 are officially supported.
+
 ## Quickstart
 
 ```kotlin

build.gradle.kts

@@ -10,6 +10,10 @@ repositories {
     maven { url = uri("https://jitpack.io") }
 }
 
+kotlin {
+    jvmToolchain(8)
+}
+
 dependencies {
     implementation(kotlin("stdlib"))
     implementation(kotlin("reflect"))
@@ -43,4 +47,4 @@ publishing {
             from(components["kotlin"])
         }
     }
-}
+}