Update UHC Pack to be compatible with Minecraft 1.17 release version

* Update build to use Java 16
* Update item command syntax
* Disable Paper build for the time being as Paper 1.17 has not been
  released
* Update README

.github/workflows/main.yml

@@ -21,17 +21,14 @@ jobs:
     steps:
     # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
     - uses: actions/checkout@v2
-    # Sets up JDK 1.8 as using standard setup
-    - name: Set up JDK 1.8
+    # Sets up JDK 16 as using standard setup, the minimum Java version since Minecraft 1.17
+    - name: Set up JDK 16
       uses: actions/setup-java@v1
       with:
-        java-version: 1.8
+        java-version: 16
     # Run against supported Minecraft versions
     - name: Build and test (Minecraft version = latest release, variant = vanilla)
       run: bin/ci.sh --clean
-    - name: Build and test (Minecraft version = latest release, variant = paper)
-      run: bin/ci.sh --clean --variant paper
-    - name: Build and test (Minecraft version = 1.15.2, variant = vanilla)
-      run: bin/ci.sh --clean --version 1.15.2
-    - name: Build and test (Minecraft version = 1.15.2, variant = paper)
-      run: bin/ci.sh --clean --version 1.15.2 --variant paper
+    # Paper 1.17 tracking ticket https://github.com/PaperMC/Paper/issues/5785
+    #- name: Build and test (Minecraft version = latest release, variant = paper)
+    #  run: bin/ci.sh --clean --variant paper

.github/workflows/release.yml

@@ -18,11 +18,11 @@ jobs:
     steps:
     # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
     - uses: actions/checkout@v2
-    # Sets up JDK 1.8 as using standard setup
-    - name: Set up JDK 1.8
+    # Sets up JDK 16 as using standard setup, the minimum Java version since Minecraft 1.17
+    - name: Set up JDK 16
       uses: actions/setup-java@v1
       with:
-        java-version: 1.8
+        java-version: 16
     - name: Build Artifact
       run: bin/ci.sh --clean
     - name: Create Release

.github/workflows/snapshot.yml

@@ -21,11 +21,11 @@ jobs:
     steps:
     # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
     - uses: actions/checkout@v2
-    # Sets up JDK 1.8 as using standard setup
-    - name: Set up JDK 1.8
+    # Sets up JDK 16 as using standard setup, the minimum Java version since Minecraft 1.17
+    - name: Set up JDK 16
       uses: actions/setup-java@v1
       with:
-        java-version: 1.8
+        java-version: 16
     # Run against supported Minecraft versions
     - name: Build and test (Minecraft version = latest snapshot, variant = vanilla)
       run: bin/ci.sh --clean --version snapshot

README.md

@@ -8,8 +8,7 @@ A datapack for Minecraft Java Edition for running Ultra Hardcore (UHC) tournamen
 
 Currently supported Minecraft versions:
 
-* 1.16.x
-* 1.15.x
+* 1.17.x
 
 Earlier versions are not compatible due to the use of new command in the datapack. More
 recent versions (including snapshots) may be compatible but are not actively supported

bin/generate.sh

@@ -76,7 +76,7 @@ function generate_book() {
     echo '# Entity: the player' >> "$output_file"
     echo '#' >> "$output_file"
     echo '' >> "$output_file"
-    echo -n 'item entity @s hotbar.0 replace minecraft:written_book{title:"UHC Pack",author:"DrHenchman",display:{Lore:["by DrHenchman"]},HideFlags:32,pages:[' >> "$output_file"
+    echo -n 'item replace entity @s hotbar.0 with minecraft:written_book{title:"UHC Pack",author:"DrHenchman",display:{Lore:["by DrHenchman"]},HideFlags:32,pages:[' >> "$output_file"
     echo -n "$json_text" >> "$output_file"
     echo -n ']}' >> "$output_file"
     echo '' >> "$output_file"