refactor: rebuild ASM transformation framework and support 26.3

.github/actions/build/action.yml

@@ -30,7 +30,7 @@ outputs:
 runs:
   using: composite
   steps:
-    - uses: actions/setup-java@v5
+    - uses: actions/setup-java@v6
       with:
         distribution: temurin
         java-version: '25'

.github/workflows/beta.yml

@@ -11,7 +11,7 @@ jobs:
     name: Build
     runs-on: windows-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
 
       - uses: ./.github/actions/build
         with:
@@ -22,7 +22,7 @@ jobs:
     needs: build
     runs-on: windows-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
 
       - uses: actions/download-artifact@v8
         with:
@@ -54,7 +54,7 @@ jobs:
     runs-on: windows-latest
     environment: Build
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
 
       - uses: actions/download-artifact@v8
         with:

.github/workflows/pull-request.yml

@@ -9,7 +9,7 @@ jobs:
     name: Build
     runs-on: windows-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
 
       - uses: ./.github/actions/build
         with:

.github/workflows/release.yml

@@ -18,7 +18,7 @@ jobs:
       game_versions: ${{ steps.build.outputs.game_versions }}
       java: ${{ steps.build.outputs.java }}
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
 
       - uses: ./.github/actions/build
         id: build
@@ -30,7 +30,7 @@ jobs:
     needs: build
     runs-on: windows-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
 
       - uses: actions/download-artifact@v8
         with:
@@ -51,7 +51,7 @@ jobs:
     runs-on: windows-latest
     environment: Build
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
 
       - uses: actions/download-artifact@v8
         with:
@@ -85,14 +85,14 @@ jobs:
     runs-on: windows-latest
     environment: Build
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
 
       - uses: actions/download-artifact@v8
         with:
           name: CustomSkinLoader-Release-${{ github.run_number }}
           path: artifact
 
-      - uses: Kir-Antipov/mc-publish@v3.3
+      - uses: Kir-Antipov/mc-publish@v3
         with:
           modrinth-id: idMHQ4n2
           modrinth-featured: true
@@ -107,6 +107,7 @@ jobs:
             ${{ needs.build.outputs.loaders }}
           game-versions: |
             ${{ needs.build.outputs.game_versions }}
+          environment: client
           game-version-filter: releases
           java: |
             ${{ needs.build.outputs.java }}

Bootstrap/Core/src/main/java/customskinloader/bootstrap/transformer/ClassTransformationContext.java

@@ -68,10 +68,6 @@ public String unmapMethodDescriptor(String targetDescriptor) {
         return this.mappings.unmapMethodDescriptor(targetDescriptor);
     }
 
-    public boolean isTarget(String canonicalName) {
-        return this.getInternalClassName().equals(this.remapClassName(canonicalName));
-    }
-
     public MethodNode findMethod(String owner, String name, String desc) {
         String mappedDesc = this.remapMethodDescriptor(desc);
         String mappedName = "<init>".equals(name) ? name : this.remapMethodName(owner, name, desc);

Bootstrap/Core/src/main/java/customskinloader/bootstrap/transformer/ClassTransformationReport.java

@@ -7,40 +7,41 @@
 import org.objectweb.asm.tree.ClassNode;
 
 public final class ClassTransformationReport {
-    private final ClassTransformationContext context;
-    private final List<String> appliedTransformerNames;
+    private final String internalClassName;
+    private final ClassNode transformedClassNode;
+    private final byte[] originalBytecode;
+    private final List<String> appliedRuleNames;
     private volatile byte[] transformedBytecode;
 
-    public ClassTransformationReport(ClassTransformationContext context, List<String> appliedTransformerNames) {
-        this.context = context;
-        this.appliedTransformerNames = Collections.unmodifiableList(new ArrayList<>(appliedTransformerNames));
-    }
-
-    public ClassTransformationContext getContext() {
-        return this.context;
+    ClassTransformationReport(String internalClassName, ClassNode transformedClassNode, byte[] originalBytecode, List<String> appliedRuleNames) {
+        this.internalClassName = internalClassName;
+        this.transformedClassNode = transformedClassNode;
+        this.originalBytecode = originalBytecode;
+        this.appliedRuleNames = Collections.unmodifiableList(new ArrayList<>(appliedRuleNames));
     }
 
     public byte[] getTransformedBytecode() {
+        if (!this.isModified() && this.originalBytecode != null) {
+            return this.originalBytecode.clone();
+        }
         if (this.transformedBytecode == null) {
-            if (this.getTransformedClassNode() == null) {
-                throw new IllegalStateException("Transformed bytecode is not available without a transformed ClassNode");
+            if (this.transformedClassNode == null) {
+                throw new IllegalStateException("Transformed bytecode is not available without a ClassNode");
             }
-
-            this.transformedBytecode = TransformerBootstrapSupport.toByteArray(this.getTransformedClassNode());
+            this.transformedBytecode = TransformerBootstrapSupport.toByteArray(this.transformedClassNode);
         }
-
         return this.transformedBytecode.clone();
     }
 
     public ClassNode getTransformedClassNode() {
-        return this.context.getCurrentClassNode();
+        return this.transformedClassNode;
     }
 
-    public List<String> getAppliedTransformerNames() {
-        return this.appliedTransformerNames;
+    public List<String> getAppliedRuleNames() {
+        return this.appliedRuleNames;
     }
 
     public boolean isModified() {
-        return !this.appliedTransformerNames.isEmpty();
+        return !this.appliedRuleNames.isEmpty();
     }
 }

Bootstrap/Core/src/main/java/customskinloader/bootstrap/transformer/RuntimeVersion.java

@@ -0,0 +1,24 @@
+package customskinloader.bootstrap.transformer;
+
+public final class RuntimeVersion {
+    private final int protocolVersion;
+    private final int worldVersion;
+
+    public RuntimeVersion(int protocolVersion, int worldVersion) {
+        this.protocolVersion = protocolVersion;
+        this.worldVersion = worldVersion;
+    }
+
+    public int getProtocolVersion() {
+        return this.protocolVersion;
+    }
+
+    public int getWorldVersion() {
+        return this.worldVersion;
+    }
+
+    @Override
+    public String toString() {
+        return "protocol=" + this.protocolVersion + ", world=" + this.worldVersion;
+    }
+}

Bootstrap/Core/src/main/java/customskinloader/bootstrap/transformer/TransformationObserver.java

@@ -0,0 +1,9 @@
+package customskinloader.bootstrap.transformer;
+
+public interface TransformationObserver {
+    void ruleApplied(String ruleId, String internalClassName);
+
+    void optionalRuleSkipped(String message);
+
+    void classTransformed(String internalClassName, Iterable<String> ruleIds);
+}