try fix mixin setup

.github/workflows/build.yml

@@ -0,0 +1,41 @@
+# Automatically build the project and run any configured tests for every push
+# and submitted pull request. This can help catch issues that only occur on
+# certain platforms or Java versions, and provides a first line of defence
+# against bad commits.
+
+name: build
+on: [pull_request, push]
+
+jobs:
+  build:
+    strategy:
+      matrix:
+        # Use these Java versions
+        java: [
+          17,    # Current Java LTS & minimum supported by Minecraft
+          21,    # Current Java LTS
+        ]
+        # and run on both Linux and Windows
+        os: [ubuntu-22.04, windows-2022]
+    runs-on: ${{ matrix.os }}
+    steps:
+      - name: checkout repository
+        uses: actions/checkout@v4
+      - name: validate gradle wrapper
+        uses: gradle/wrapper-validation-action@v1
+      - name: setup jdk ${{ matrix.java }}
+        uses: actions/setup-java@v4
+        with:
+          java-version: ${{ matrix.java }}
+          distribution: 'microsoft'
+      - name: make gradle wrapper executable
+        if: ${{ runner.os != 'Windows' }}
+        run: chmod +x ./gradlew
+      - name: build
+        run: ./gradlew build
+      - name: capture build artifacts
+        if: ${{ runner.os == 'Linux' && matrix.java == '21' }} # Only upload artifacts built from latest java on one OS
+        uses: actions/upload-artifact@v3
+        with:
+          name: Artifacts
+          path: build/libs/

src/main/resources/fabric.mod.json

@@ -18,8 +18,18 @@
 	"entrypoints": {
 		"main": [
 			"com.troblecodings.tcredstone.TCRedstoneMain"
+		],
+		"client": [
+			"com.troblecodings.tcredstone.TCRedstoneMainClient"
 		]
 	},
+	"mixins": [
+		"tcredstone.mixins.json",
+		{
+			"config": "tcredstone.client.mixins.json",
+			"environment": "client"
+		}
+	],
 	"depends": {
 		"fabricloader": ">=0.15.0",
 		"minecraft": "~1.20.4",