diff --git a/.github/release-trigger.yml b/.github/release-trigger.yml
new file mode 100644
index 000000000..d4ca94189
--- /dev/null
+++ b/.github/release-trigger.yml
@@ -0,0 +1 @@
+enabled: true
diff --git a/.github/trusted-contribution.yml b/.github/trusted-contribution.yml
index f247d5c78..a0ba1f7d9 100644
--- a/.github/trusted-contribution.yml
+++ b/.github/trusted-contribution.yml
@@ -1,2 +1,3 @@
 trustedContributors:
-- renovate-bot
\ No newline at end of file
+- renovate-bot
+- gcf-owl-bot[bot]
diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 65ae6ecdd..3becb5c02 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -12,6 +12,9 @@ jobs:
         java: [8, 11]
     steps:
     - uses: actions/checkout@v2
+    - uses: stCarolas/setup-maven@v4
+      with:
+        maven-version: 3.8.1
     - uses: actions/setup-java@v1
       with:
         java-version: ${{matrix.java}}
@@ -23,6 +26,9 @@ jobs:
     runs-on: windows-latest
     steps:
     - uses: actions/checkout@v2
+    - uses: stCarolas/setup-maven@v4
+      with:
+        maven-version: 3.8.1
     - uses: actions/setup-java@v1
       with:
         java-version: 8
@@ -37,28 +43,21 @@ jobs:
         java: [8, 11]
     steps:
     - uses: actions/checkout@v2
+    - uses: stCarolas/setup-maven@v4
+      with:
+        maven-version: 3.8.1
     - uses: actions/setup-java@v1
       with:
         java-version: ${{matrix.java}}
     - run: java -version
     - run: .kokoro/dependencies.sh
-  linkage-monitor:
-    runs-on: ubuntu-latest
-    steps:
-    - uses: actions/checkout@v2
-    - uses: actions/setup-java@v1
-      with:
-        java-version: 8
-    - run: java -version
-    - name: Install artifacts to local Maven repository
-      run: .kokoro/build.sh
-      shell: bash
-    - name: Validate any conflicts with regard to com.google.cloud:libraries-bom (latest release)
-      uses: GoogleCloudPlatform/cloud-opensource-java/linkage-monitor@v1-linkagemonitor
   lint:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v2
+    - uses: stCarolas/setup-maven@v4
+      with:
+        maven-version: 3.8.1
     - uses: actions/setup-java@v1
       with:
         java-version: 8
@@ -70,6 +69,9 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v2
+    - uses: stCarolas/setup-maven@v4
+      with:
+        maven-version: 3.8.1
     - uses: actions/setup-java@v1
       with:
         java-version: 8
diff --git a/.kokoro/release/common.sh b/.kokoro/release/common.sh
index 6e3f65999..7f78ee414 100755
--- a/.kokoro/release/common.sh
+++ b/.kokoro/release/common.sh
@@ -1,5 +1,5 @@
 #!/bin/bash
-# Copyright 2018 Google Inc.
+# Copyright 2018 Google LLC
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/.kokoro/release/drop.sh b/.kokoro/release/drop.sh
index 5c4551efa..742ec1a88 100755
--- a/.kokoro/release/drop.sh
+++ b/.kokoro/release/drop.sh
@@ -1,5 +1,5 @@
 #!/bin/bash
-# Copyright 2018 Google Inc.
+# Copyright 2018 Google LLC
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/.kokoro/release/promote.sh b/.kokoro/release/promote.sh
index 1fa95fa53..3cac3d8a9 100755
--- a/.kokoro/release/promote.sh
+++ b/.kokoro/release/promote.sh
@@ -1,5 +1,5 @@
 #!/bin/bash
-# Copyright 2018 Google Inc.
+# Copyright 2018 Google LLC
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/.kokoro/release/publish_javadoc.sh b/.kokoro/release/publish_javadoc.sh
index fdfa344a2..e5d810fb9 100755
--- a/.kokoro/release/publish_javadoc.sh
+++ b/.kokoro/release/publish_javadoc.sh
@@ -1,5 +1,5 @@
 #!/bin/bash
-# Copyright 2019 Google Inc.
+# Copyright 2019 Google LLC
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/.kokoro/release/publish_javadoc11.sh b/.kokoro/release/publish_javadoc11.sh
index 83c4f775f..f4619ef9f 100755
--- a/.kokoro/release/publish_javadoc11.sh
+++ b/.kokoro/release/publish_javadoc11.sh
@@ -1,5 +1,5 @@
 #!/bin/bash
-# Copyright 2021 Google Inc.
+# Copyright 2021 Google LLC
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/.kokoro/release/stage.sh b/.kokoro/release/stage.sh
index 8a1033843..77dc4e8f0 100755
--- a/.kokoro/release/stage.sh
+++ b/.kokoro/release/stage.sh
@@ -1,5 +1,5 @@
 #!/bin/bash
-# Copyright 2018 Google Inc.
+# Copyright 2018 Google LLC
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/.kokoro/trampoline.sh b/.kokoro/trampoline.sh
index 9da0f8398..8b69b793c 100644
--- a/.kokoro/trampoline.sh
+++ b/.kokoro/trampoline.sh
@@ -1,5 +1,5 @@
 #!/bin/bash
-# Copyright 2018 Google Inc.
+# Copyright 2018 Google LLC
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
diff --git a/synth.metadata b/synth.metadata
index 73aaa572d..751e9d043 100644
--- a/synth.metadata
+++ b/synth.metadata
@@ -11,7 +11,7 @@
       "git": {
         "name": "synthtool",
         "remote": "https://github.com/googleapis/synthtool.git",
-        "sha": "ff01716e16d2c6e87eaf87197b753ac9fcbbed5d"
+        "sha": "396d9b84a1e93880f5bf88b59ecd38a0a6dffc5e"
       }
     }
   ],
@@ -23,8 +23,8 @@
     ".github/PULL_REQUEST_TEMPLATE.md",
     ".github/blunderbuss.yml",
     ".github/generated-files-bot.yml",
-    ".github/readme/synth.py",
     ".github/release-please.yml",
+    ".github/release-trigger.yml",
     ".github/snippet-bot.yml",
     ".github/sync-repo-settings.yaml",
     ".github/trusted-contribution.yml",
@@ -37,7 +37,6 @@
     ".kokoro/common.sh",
     ".kokoro/continuous/common.cfg",
     ".kokoro/continuous/java8.cfg",
-    ".kokoro/continuous/readme.cfg",
     ".kokoro/dependencies.sh",
     ".kokoro/nightly/common.cfg",
     ".kokoro/nightly/java11.cfg",