change: Clear up my failures and actually update everything

.github/workflows/build.yml

@@ -32,7 +32,7 @@ jobs:
       - name: build
         run: ./gradlew build
       - name: capture build artifacts
-        if: ${{ runner.os == 'Linux' && matrix.java == '11' }} # Only upload artifacts built from LTS java on one OS
+        if: ${{ runner.os == 'Linux' && matrix.java == '16' }} # Only upload artifacts built from latest java on one OS
         uses: actions/upload-artifact@v2
         with:
           name: Artifacts

build.gradle

@@ -5,8 +5,8 @@ plugins {
     id "com.matthewprenger.cursegradle" version "1.4.0"
 }
 
-sourceCompatibility = JavaVersion.VERSION_1_8
-targetCompatibility = JavaVersion.VERSION_1_8
+sourceCompatibility = JavaVersion.VERSION_16
+targetCompatibility = JavaVersion.VERSION_16
 
 archivesBaseName = "${project.archives_base_name}-${project.minecraft_version}"
 version = project.mod_version
@@ -45,6 +45,7 @@ processResources {
 // see http://yodaconditions.net/blog/fix-for-java-file-encoding-problems-with-gradle.html
 tasks.withType(JavaCompile) {
     it.options.encoding = "UTF-8"
+    it.options.release = 16
 }
 
 // Loom will automatically attach sourcesJar to a RemapSourcesJar task and to the "build" task

src/main/resources/fabric.mod.json

@@ -15,7 +15,8 @@
     ]
   },
   "depends": {
-    "fabricloader": ">=0.11.3"
+    "fabricloader": ">=0.11.3",
+    "java": ">=16"
   },
   "mixins": [
     "smoothbedrock.mixins.json"

src/main/resources/smoothbedrock.mixins.json

@@ -1,7 +1,7 @@
 {
   "required": true,
   "package": "com.nocomment1105.smoothbedrock.mixin",
-  "compatibilityLevel": "JAVA_8",
+  "compatibilityLevel": "JAVA_16",
   "mixins": [
     "MixinFlatBedrock"
   ],