Created Github Actions for pr and main branches

.github/workflows/ci-main.yml

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+name: CI (main)
+
+on:
+  push:
+    branches: [ "main" ]
+
+permissions:
+  contents: read
+
+jobs:
+  build:
+    name: Build and Test (JDK ${{ matrix.java }})
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        java: [ 8, 11, 17 ]
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Setup JDK ${{ matrix.java }}
+        uses: actions/setup-java@v4
+        with:
+          distribution: 'temurin'
+          java-version: ${{ matrix.java }}
+          cache: 'maven'
+
+      - name: Build and Test
+        run: mvn -B -DskipTests=false test
+
+      - name: Install Artifacts (no deploy)
+        run: mvn -B -DskipTests install

.github/workflows/ci-pr.yml

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+name: CI (PR)
+
+on:
+  pull_request:
+    branches: [ "main" ]
+
+permissions:
+  contents: read
+
+jobs:
+  build:
+    name: Build and Test (JDK ${{ matrix.java }})
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        java: [ 8, 11, 17 ]
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Setup JDK ${{ matrix.java }}
+        uses: actions/setup-java@v4
+        with:
+          distribution: 'temurin'
+          java-version: ${{ matrix.java }}
+          cache: 'maven'
+
+      - name: Build with Maven
+        run: mvn -B -DskipTests=false test
+
+      - name: Package (no deploy)
+        run: mvn -B -DskipTests install

src/test/java/io/allune/quickfixj/api/MessageAssert_Chain_All_Test.java

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+/*
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on
+ * an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations under the License.
+ *
+ * Copyright 2020-2020 the original author or authors.
+ */
+package io.allune.quickfixj.api;
+
+import org.junit.Test;
+import quickfix.Message;
+import quickfix.field.*;
+
+import java.time.LocalDateTime;
+
+import static io.allune.quickfixj.api.Assertions.assertThat;
+
+/**
+ * Demonstrates a single chained assertion that validates:
+ * - FIX version
+ * - message type (NewOrderSingle)
+ * - header fields presence
+ * - trailer checksum value
+ * - body field values
+ */
+public class MessageAssert_Chain_All_Test {
+
+	@Test
+	public void shouldAssertVersionTypeHeaderTrailerAndAllRelevantFields() throws Exception {
+		// Given
+		Message message = new Message(
+				"8=FIX.4.0\u00019=122\u000135=D\u000134=215\u000149=CLIENT12\u000152=20100225-19:41:57.316\u000138=1000\u000156=B\u00011=Marcel\u000111=13346\u000121=1\u000140=2\u000144=5\u000154=1\u000155=GBP/USD\u000159=0\u000160=20100225-19:39:52.020\u000110=074\u0001");
+
+		// When/Then
+		//@formatter:off
+		assertThat(message)
+				.isVersion40()
+				.isNewOrderSingle()
+				.header()
+					.hasField(BeginString.FIELD)
+					.hasField(BodyLength.FIELD)
+					.hasField(MsgType.FIELD)
+					.hasField(MsgSeqNum.FIELD)
+					.hasField(SenderCompID.FIELD)
+					.hasField(SendingTime.FIELD)
+					.hasField(TargetCompID.FIELD)
+				.and()
+				.trailer()
+					.hasFieldValue(CheckSum.FIELD, "074")
+				.and()
+					// body fields and their expected values
+					.hasFieldValue(Account.FIELD, "Marcel")
+					.hasFieldValue(ClOrdID.FIELD, "13346")
+					.hasFieldValue(Side.FIELD, "1")
+					.hasFieldValue(Symbol.FIELD, "GBP/USD")
+					.hasFieldValue(OrdType.FIELD, "2")
+					.hasFieldValue(Price.FIELD, 5.0)
+					.hasFieldValue(OrderQty.FIELD, 1000)
+					.hasFieldValue(HandlInst.FIELD, "1")
+					.hasFieldValue(TimeInForce.FIELD, "0")
+					.hasFieldValue(TransactTime.FIELD, LocalDateTime.parse("2010-02-25T19:39:52.020"));
+		//@formatter:on
+	}
+}