Reduce duplicate code (#18)

* Reduce duplicate code

* Fix gradle task name

* Revert name changes

* Revert action name

* Cleanup

* Revert to java 17

* Fix generation

* Cleanup

* Simplify code of DGU

* Remove unnecessary annotations

* Remove unused var

* Halt with error on error

* Remove unused mixins

* Update fabric loader

* Ignore success result

* Update gradle and use merged jar

* Implement new client and server merged environment for running fabric

* Set server run dir as asset dir

* More cleanup

* More cleanup 2

* More improvements

* Remove more duplicate code

* Use newer java methods

* More cleanup

* Remove SoundAccessors

* More cleanup

* Use java 21 for build

* Initial work on 1.20.5

* Cleanup a lot of stuff

* Do not generate mod jars to speed up builds

* Override merger on now open classes directly

* Use recommended approach

* Readd custom merger

* Working materials data generator

* Fix inconsistencies

* Fix collision order to be random

* Use LinkedHashMap for more reproducibility

* Fix imports

.github/workflows/build.yml

@@ -11,7 +11,26 @@ jobs:
   build:
     strategy:
       matrix:
-        version: ["1.7", "1.8.9", "1.9.4", "1.10.2", "1.11.2", "1.12.2", "1.13", "1.14", "1.15", "1.16", "1.17", "1.18", "22w19a", "1.19", "1.19.2", "1.20", "1.20.4"]
+        version: [
+          "1.7",
+          "1.8.9",
+          "1.9.4",
+          "1.10.2",
+          "1.11.2",
+          "1.12.2",
+          "1.13",
+          "1.14",
+          "1.15",
+          "1.16",
+          "1.17",
+          "1.18",
+          "22w19a",
+          "1.19",
+          "1.19.2",
+          "1.20",
+          "1.20.4",
+          "1.20.5"
+        ]
 
     name: Build ${{ matrix.version }}
     timeout-minutes: 10
@@ -25,10 +44,10 @@ jobs:
       - name: Validate Gradle wrapper
         uses: gradle/wrapper-validation-action@v1
 
-      - name: Set up JDK 17
+      - name: Set up JDK 21
         uses: actions/setup-java@v4
         with:
-          java-version: '17'
+          java-version: '21'
           distribution: 'temurin'
 
       - name: Generate ${{ matrix.version }}
@@ -40,5 +59,5 @@ jobs:
         uses: actions/upload-artifact@v4
         with:
           name: data-${{ matrix.version }}
-          path: ${{ matrix.version }}/run/minecraft-data
+          path: ${{ matrix.version }}/run/server/minecraft-data
           if-no-files-found: error