diff --git a/.github/workflows/ci-build.yml b/.github/workflows/ci-build.yml
new file mode 100644
index 000000000..372fe80dd
--- /dev/null
+++ b/.github/workflows/ci-build.yml
@@ -0,0 +1,62 @@
+name: Java CI
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+  workflow_dispatch:
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    timeout-minutes: 20
+    strategy:
+      fail-fast: false
+      matrix:
+        java-version: ["8", "14", "17"]
+    permissions:
+      contents: read
+    steps:
+      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        with:
+          persist-credentials: false
+      - name: Install JDK ${{ matrix.java-version }}
+        uses: actions/setup-java@be666c2fcd27ec809703dec50e508c2fdc7f6654 # v5.2.0
+        with:
+          java-version: ${{ matrix.java-version }}
+          distribution: "adopt"
+      - name: Cache Maven repository
+        uses: actions/cache@cdf6c1fa76f9f475f3d7449005a359c84ca0f306 # v5.0.3
+        with:
+          path: ~/.m2/repository
+          key: maven-${{ runner.os }}-${{ matrix.java-version }}-${{ hashFiles('**/pom.xml') }}
+          restore-keys: |
+            maven-${{ runner.os }}-${{ matrix.java-version }}-
+      - name: Compile
+        run: ./scripts/run_no_prep_tests.sh clean test-compile
+        env:
+          CI_ARGS: "--batch-mode"
+          MAVEN_OPTS: "-Xmx10g -Xms1g"
+      - name: Run tests
+        run: ./scripts/run_no_prep_tests.sh test
+        env:
+          CI_ARGS: "--batch-mode"
+          SKIP_UNSTABLE_TESTS: 1
+      - name: Upload test results to Codecov
+        if: ${{ !cancelled() && hashFiles('**/target/surefire-reports/TEST-*.xml') != '' }}
+        uses: codecov/codecov-action@671740ac38dd9b0130fbe1cec585b89eea48d3de # v5.5.2
+        with:
+          directory: .
+          files: "**/target/surefire-reports/TEST-*.xml"
+          fail_ci_if_error: true
+          flags: jdk-${{ matrix.java-version }}
+          report_type: test_results
+          token: ${{ secrets.CODECOV_TOKEN }}
+      - name: Upload coverage to Codecov
+        if: ${{ !cancelled() && startsWith(matrix.java-version, '14') && hashFiles('**/target/site/jacoco/jacoco.xml') != '' }}
+        uses: codecov/codecov-action@671740ac38dd9b0130fbe1cec585b89eea48d3de # v5.5.2
+        with:
+          files: "**/target/site/jacoco/jacoco.xml"
+          flags: jdk-${{ matrix.java-version }}
+          token: ${{ secrets.CODECOV_TOKEN }}
diff --git a/.github/workflows/unit-tests-jdk-14.yml b/.github/workflows/unit-tests-jdk-14.yml
deleted file mode 100644
index 48c1c0f56..000000000
--- a/.github/workflows/unit-tests-jdk-14.yml
+++ /dev/null
@@ -1,35 +0,0 @@
-name: JDK 14 Build & Tests
-
-on:
-  push:
-    branches:
-      - main
-  pull_request:
-
-jobs:
-  build:
-    runs-on: ubuntu-latest
-    timeout-minutes: 15
-    strategy:
-      matrix:
-        java-version: ["14"]
-    permissions:
-      contents: read
-    steps:
-      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
-        with:
-          persist-credentials: false
-      - name: Install JDK
-        uses: actions/setup-java@be666c2fcd27ec809703dec50e508c2fdc7f6654 # v5.2.0
-        with:
-          java-version: ${{ matrix.java-version }}
-          distribution: "adopt"
-      - name: Run all tests
-        run: |
-          ./scripts/run_no_prep_tests.sh -ci
-        env:
-          SKIP_UNSTABLE_TESTS: 1
-      - name: Upload coverage to Codecov
-        uses: codecov/codecov-action@671740ac38dd9b0130fbe1cec585b89eea48d3de # v5.5.2
-        with:
-          token: ${{ secrets.CODECOV_TOKEN }}
diff --git a/.github/workflows/unit-tests-jdk-17.yml b/.github/workflows/unit-tests-jdk-17.yml
deleted file mode 100644
index d1a5f07a4..000000000
--- a/.github/workflows/unit-tests-jdk-17.yml
+++ /dev/null
@@ -1,31 +0,0 @@
-name: JDK 17 Build & Tests
-
-on:
-  push:
-    branches:
-      - main
-  pull_request:
-
-jobs:
-  build:
-    runs-on: ubuntu-latest
-    timeout-minutes: 15
-    strategy:
-      matrix:
-        java-version: ["17"]
-    permissions:
-      contents: read
-    steps:
-      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
-        with:
-          persist-credentials: false
-      - name: Install JDK
-        uses: actions/setup-java@be666c2fcd27ec809703dec50e508c2fdc7f6654 # v5.2.0
-        with:
-          java-version: ${{ matrix.java-version }}
-          distribution: "adopt"
-      - name: Run all tests
-        run: |
-          ./scripts/run_no_prep_tests.sh -ci
-        env:
-          SKIP_UNSTABLE_TESTS: 1
diff --git a/.github/workflows/unit-tests-jdk-8.yml b/.github/workflows/unit-tests-jdk-8.yml
deleted file mode 100644
index b38a00025..000000000
--- a/.github/workflows/unit-tests-jdk-8.yml
+++ /dev/null
@@ -1,34 +0,0 @@
-name: JDK 1.8 Build & Tests
-
-on:
-  push:
-    branches:
-      - main
-  pull_request:
-
-jobs:
-  build:
-    runs-on: ubuntu-latest
-    timeout-minutes: 15
-    strategy:
-      matrix:
-        java-version: ["8"]
-    permissions:
-      contents: read
-    steps:
-      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
-        with:
-          persist-credentials: false
-      - name: Install JDK
-        uses: actions/setup-java@be666c2fcd27ec809703dec50e508c2fdc7f6654 # v5.2.0
-        with:
-          java-version: ${{ matrix.java-version }}
-          distribution: "adopt"
-      - name: Run all tests
-        run: |
-          if [ ${{ matrix.java-version }} == "8" ]; then
-            export TRAVIS_JDK=openjdk8
-          fi
-          ./scripts/run_no_prep_tests.sh -ci
-        env:
-          SKIP_UNSTABLE_TESTS: 1
diff --git a/bolt-micronaut/pom.xml b/bolt-micronaut/pom.xml
index f151cd931..75c25d2d5 100644
--- a/bolt-micronaut/pom.xml
+++ b/bolt-micronaut/pom.xml
@@ -146,7 +146,7 @@
                         <compilerArgs>
                             <arg>-parameters</arg>
                         </compilerArgs>
-                        <annotationProcessorPaths>
+                        <annotationProcessorPaths combine.children="append">
                             <path>
                                 <groupId>io.micronaut</groupId>
                                 <artifactId>micronaut-inject-java</artifactId>
@@ -164,7 +164,7 @@
                                 <compilerArgs>
                                     <arg>-parameters</arg>
                                 </compilerArgs>
-                                <annotationProcessorPaths>
+                                <annotationProcessorPaths combine.children="append">
                                     <path>
                                         <groupId>io.micronaut</groupId>
                                         <artifactId>micronaut-inject-java</artifactId>
diff --git a/lombok.config b/lombok.config
index 7a21e8804..df71bb6a0 100644
--- a/lombok.config
+++ b/lombok.config
@@ -1 +1,2 @@
+config.stopBubbling = true
 lombok.addLombokGeneratedAnnotation = true
diff --git a/pom.xml b/pom.xml
index d20f9ef0e..2bc111b12 100644
--- a/pom.xml
+++ b/pom.xml
@@ -64,7 +64,7 @@
             see also: https://github.com/slackapi/java-slack-sdk/issues/1034
         -->
         <slf4j.version>1.7.36</slf4j.version>
-        <lombok.version>1.18.36</lombok.version>
+        <lombok.version>1.18.42</lombok.version>
         <lombok-maven-plugin.version>1.18.20.0</lombok-maven-plugin.version>
         <delombok.output>target/generated-sources-for-javadocs</delombok.output>
 
@@ -84,7 +84,7 @@
         <!-- Maven plugins: range versioning does not work -->
         <duplicate-finder-maven-plugin.version>1.3.0</duplicate-finder-maven-plugin.version>
         <maven-deploy-plugin.version>2.8.2</maven-deploy-plugin.version>
-        <maven-compiler-plugin.version>3.8.1</maven-compiler-plugin.version>
+        <maven-compiler-plugin.version>3.13.0</maven-compiler-plugin.version>
         <maven.compiler.source>1.8</maven.compiler.source>
         <maven.compiler.target>1.8</maven.compiler.target>
         <maven-resources-plugin.version>2.6</maven-resources-plugin.version>
@@ -203,6 +203,13 @@
                 <version>${maven-compiler-plugin.version}</version>
                 <configuration>
                     <encoding>UTF-8</encoding>
+                    <annotationProcessorPaths>
+                        <path>
+                            <groupId>org.projectlombok</groupId>
+                            <artifactId>lombok</artifactId>
+                            <version>${lombok.version}</version>
+                        </path>
+                    </annotationProcessorPaths>
                 </configuration>
             </plugin>
             <plugin>
diff --git a/scripts/install_local.sh b/scripts/install_local.sh
index ee647312a..484f75df3 100755
--- a/scripts/install_local.sh
+++ b/scripts/install_local.sh
@@ -1,7 +1,6 @@
 #!/bin/bash
 is_jdk_8=`echo $JAVA_HOME | grep 8.`
-is_travis_jdk_8=`echo $TRAVIS_JDK | grep openjdk8`
-if [[ "${is_jdk_8}" != "" && "${is_travis_jdk_8}" != "" ]];
+if [[ "${is_jdk_8}" != "" ]];
 then
   echo "Please use OpenJDK 11."
   exit 1
diff --git a/scripts/release.sh b/scripts/release.sh
index bbc14b80e..008d9e163 100755
--- a/scripts/release.sh
+++ b/scripts/release.sh
@@ -1,8 +1,7 @@
 #!/bin/bash
 
 is_jdk_8=$(echo "$JAVA_HOME" | grep 8.)
-is_travis_jdk_8=$(echo "$TRAVIS_JDK" | grep openjdk8)
-if [[ "${is_jdk_8}" != "" && "${is_travis_jdk_8}" != "" ]];
+if [[ "${is_jdk_8}" != "" ]];
 then
   echo "Please use OpenJDK 11 for releasing these libraries."
   exit 1
diff --git a/scripts/run_all_bolt_tests.sh b/scripts/run_all_bolt_tests.sh
index 592da076c..19ffa968c 100755
--- a/scripts/run_all_bolt_tests.sh
+++ b/scripts/run_all_bolt_tests.sh
@@ -1,7 +1,6 @@
 #!/bin/bash
 is_jdk_8=`echo $JAVA_HOME | grep 8.`
-is_travis_jdk_8=`echo $TRAVIS_JDK | grep openjdk8`
-if [[ "${is_jdk_8}" != "" && "${is_travis_jdk_8}" != "" ]];
+if [[ "${is_jdk_8}" != "" ]];
 then
   echo "Please use OpenJDK 11 for running these tests."
   exit 1
diff --git a/scripts/run_no_prep_tests.sh b/scripts/run_no_prep_tests.sh
index abdbe37e5..2b5a9ddf6 100755
--- a/scripts/run_no_prep_tests.sh
+++ b/scripts/run_no_prep_tests.sh
@@ -1,27 +1,20 @@
 #!/bin/bash
 
-flags()
-{
-    while test $# -gt 0
-    do
-        case "$1" in
-        -ci)
-            CI_OPTIONS="--batch-mode -T 1C"
-            ;;
-        *) usage;;
-        esac
-        shift
-    done
-}
-flags "$@"
+# Usage: ./scripts/run_no_prep_tests.sh [goals...]
+#
+# Arguments: Maven phases/goals to run (default: clean test)
+#
+# Environment variables:
+#   CI_ARGS  - Additional Maven CLI options (e.g., "--batch-mode -T 1C")
+
+MVN_PHASES="${*:-clean test}"
 
 is_jdk_8=`echo $JAVA_HOME | grep 8.`
 is_jdk_14=`echo $JAVA_HOME | grep 14.`
 
-is_travis_jdk_8=`echo $TRAVIS_JDK | grep openjdk8`
-if [[ "${is_jdk_8}" != "" && "${is_travis_jdk_8}" != "" ]];
+if [[ "${is_jdk_8}" != "" ]];
 then
-  ./mvnw ${MAVEN_OPTS} \
+  ./mvnw \
     -pl !bolt-google-cloud-functions \
     -pl !bolt-helidon \
     -pl !bolt-quarkus-examples \
@@ -31,29 +24,26 @@ then
     -pl !bolt-http4k \
     -pl !bolt-micronaut \
     -pl !slack-jakarta-socket-mode-client \
-    clean \
-    test-compile \
-    '-Dtest=test_locally.**.*Test' -Dsurefire.failIfNoSpecifiedTests=false test ${CI_OPTIONS} \
+    $MVN_PHASES \
+    '-Dtest=test_locally.**.*Test' -Dsurefire.failIfNoSpecifiedTests=false ${CI_ARGS} \
     -DfailIfNoTests=false \
     -Dhttps.protocols=TLSv1.2 \
     --no-transfer-progress && \
     if git status --porcelain | grep .; then git --no-pager diff; exit 1; fi
 elif [[ "${is_jdk_14}" != "" ]];
 then
-  ./mvnw ${MAVEN_OPTS} \
+  ./mvnw \
     -pl !bolt-micronaut \
-    clean \
-    test-compile \
-    '-Dtest=test_locally.**.*Test' -Dsurefire.failIfNoSpecifiedTests=false test ${CI_OPTIONS} \
+    $MVN_PHASES \
+    '-Dtest=test_locally.**.*Test' -Dsurefire.failIfNoSpecifiedTests=false ${CI_ARGS} \
     -DfailIfNoTests=false \
     -Dhttps.protocols=TLSv1.2 \
     --no-transfer-progress && \
     if git status --porcelain | grep .; then git --no-pager diff; exit 1; fi
 else
-  ./mvnw ${MAVEN_OPTS} \
-    clean \
-    test-compile \
-    '-Dtest=test_locally.**.*Test' -Dsurefire.failIfNoSpecifiedTests=false test ${CI_OPTIONS} \
+  ./mvnw \
+    $MVN_PHASES \
+    '-Dtest=test_locally.**.*Test' -Dsurefire.failIfNoSpecifiedTests=false ${CI_ARGS} \
     -DfailIfNoTests=false \
     -Dhttps.protocols=TLSv1.2 \
     --no-transfer-progress && \