diff --git a/.config/pmd/java/ruleset.xml b/.config/pmd/java/ruleset.xml
index 88a7b5a..5f5884b 100644
--- a/.config/pmd/java/ruleset.xml
+++ b/.config/pmd/java/ruleset.xml
@@ -194,4 +194,52 @@
 	</rule>
 
 	<rule ref="category/java/security.xml"/>
+
+	<rule name="AvoidSystemSetterCall"
+		  language="java"
+		  message="Setters of java.lang.System should not be called unless really needed"
+		  class="net.sourceforge.pmd.lang.rule.xpath.XPathRule">
+		<description>
+			Calling setters of java.lang.System usually indicates bad design and likely causes unexpected behavior.
+			For example, it may break when multiple Threads are setting the value.
+			It may also overwrite user defined options or properties.
+
+			Try to pass the value only to the place where it's really needed and use it there accordingly.
+		</description>
+		<priority>3</priority>
+		<properties>
+			<property name="xpath">
+				<value>
+					<![CDATA[
+//MethodCall[starts-with(@MethodName,'set')]/TypeExpression[pmd-java:typeIsExactly('java.lang.System')]
+]]>
+				</value>
+			</property>
+		</properties>
+	</rule>
+
+	<rule name="JavaObjectSerializationIsUnsafe"
+		  language="java"
+		  message="Using Java Object (De-)Serialization is unsafe and has led to too many security vulnerabilities"
+		  class="net.sourceforge.pmd.lang.rule.xpath.XPathRule">
+		<description>
+			Nearly every known usage of (Java) Object Deserialization has resulted in [a security vulnerability](https://cloud.google.com/blog/topics/threat-intelligence/hunting-deserialization-exploits?hl=en).
+			Vulnerabilities are so common that there are [dedicated projects for exploit payload generation](https://github.com/frohoff/ysoserial).
+
+			Java Object Serialization may also fail to deserialize when the underlying classes are changed.
+
+			Use proven data interchange formats like JSON instead.
+		</description>
+		<priority>2</priority>
+		<properties>
+			<property name="xpath">
+				<value>
+					<![CDATA[
+//ClassDeclaration[@Interface = false()]/ClassBody/FieldDeclaration/VariableDeclarator/VariableId[@Name='serialVersionUID'] |
+//ConstructorCall/ClassType[pmd-java:typeIsExactly('java.io.ObjectInputStream') or pmd-java:typeIsExactly('java.io.ObjectOutputStream')]
+]]>
+				</value>
+			</property>
+		</properties>
+	</rule>
 </ruleset>
diff --git a/.github/workflows/broken-links.yml b/.github/workflows/broken-links.yml
index e2f3597..7d8ae66 100644
--- a/.github/workflows/broken-links.yml
+++ b/.github/workflows/broken-links.yml
@@ -13,13 +13,13 @@ jobs:
     runs-on: ubuntu-latest
     timeout-minutes: 15
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - run: mv .github/.lycheeignore .lycheeignore
 
       - name: Link Checker
         id: lychee
-        uses: lycheeverse/lychee-action@82202e5e9c2f4ef1a55a3d02563e1cb6041e5332 # v2
+        uses: lycheeverse/lychee-action@885c65f3dc543b57c898c8099f4e08c8afd178a2 # v2
         with:
           fail: false # Don't fail on broken links, create an issue instead
 
diff --git a/.github/workflows/check-build.yml b/.github/workflows/check-build.yml
index f922414..196e908 100644
--- a/.github/workflows/check-build.yml
+++ b/.github/workflows/check-build.yml
@@ -30,10 +30,10 @@ jobs:
         distribution: [temurin]
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
       
     - name: Set up JDK
-      uses: actions/setup-java@v4
+      uses: actions/setup-java@v5
       with:
         distribution: ${{ matrix.distribution }}
         java-version: ${{ matrix.java }}
@@ -85,10 +85,10 @@ jobs:
         distribution: [temurin]
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
       
     - name: Set up JDK
-      uses: actions/setup-java@v4
+      uses: actions/setup-java@v5
       with:
         distribution: ${{ matrix.distribution }}
         java-version: ${{ matrix.java }}
@@ -108,10 +108,10 @@ jobs:
         distribution: [temurin]
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
       
     - name: Set up JDK
-      uses: actions/setup-java@v4
+      uses: actions/setup-java@v5
       with:
         distribution: ${{ matrix.distribution }}
         java-version: ${{ matrix.java }}
diff --git a/.github/workflows/check-ide-compatibility.yml b/.github/workflows/check-ide-compatibility.yml
index 35770c0..2d52b0b 100644
--- a/.github/workflows/check-ide-compatibility.yml
+++ b/.github/workflows/check-ide-compatibility.yml
@@ -35,10 +35,10 @@ jobs:
           "$AGENT_TOOLSDIRECTORY" || true
         sudo df -h
 
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
       
     - name: Set up JDK
-      uses: actions/setup-java@v4
+      uses: actions/setup-java@v5
       with:
         distribution: 'temurin'
         java-version: 21
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 26211c0..a457478 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -13,10 +13,10 @@ jobs:
     runs-on: ubuntu-latest
     timeout-minutes: 30
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
       
     - name: Set up JDK
-      uses: actions/setup-java@v4
+      uses: actions/setup-java@v5
       with:
         java-version: '21'
         distribution: 'temurin'
@@ -50,7 +50,7 @@ jobs:
     outputs:
       upload_url: ${{ steps.create_release.outputs.upload_url }}
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
       
     - name: Configure Git
       run: |
@@ -103,10 +103,10 @@ jobs:
     needs: [prepare_release]
     timeout-minutes: 60
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
     
     - name: Set up JDK
-      uses: actions/setup-java@v4
+      uses: actions/setup-java@v5
       with:
         distribution: 'temurin'
         java-version: 21
@@ -137,7 +137,7 @@ jobs:
     needs: [publish]
     timeout-minutes: 10
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
       
     - name: Init Git and pull
       run: |
diff --git a/.github/workflows/sync-labels.yml b/.github/workflows/sync-labels.yml
index dc67287..f6c50a1 100644
--- a/.github/workflows/sync-labels.yml
+++ b/.github/workflows/sync-labels.yml
@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-latest
     timeout-minutes: 10
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
         with:
           sparse-checkout: .github/labels.yml
 
diff --git a/.github/workflows/test-deploy.yml b/.github/workflows/test-deploy.yml
index 67987b2..84f46a9 100644
--- a/.github/workflows/test-deploy.yml
+++ b/.github/workflows/test-deploy.yml
@@ -8,10 +8,10 @@ jobs:
     runs-on: ubuntu-latest
     timeout-minutes: 60
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Set up JDK
-        uses: actions/setup-java@v4
+        uses: actions/setup-java@v5
         with:
           distribution: 'temurin'
           java-version: 21
diff --git a/.github/workflows/update-from-template.yml b/.github/workflows/update-from-template.yml
index 89c821c..ac28c95 100644
--- a/.github/workflows/update-from-template.yml
+++ b/.github/workflows/update-from-template.yml
@@ -36,7 +36,7 @@ jobs:
       update_branch_merged_commit: ${{ steps.manage-branches.outputs.update_branch_merged_commit }}
       create_update_branch_merged_pr: ${{ steps.manage-branches.outputs.create_update_branch_merged_pr }}
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
         with:
           # Required because otherwise there are always changes detected when executing diff/rev-list
           fetch-depth: 0
@@ -183,7 +183,7 @@ jobs:
     runs-on: ubuntu-latest
     timeout-minutes: 60
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
         with:
           # Required because otherwise there are always changes detected when executing diff/rev-list
           fetch-depth: 0
diff --git a/.gitignore b/.gitignore
index c0544b5..a4a5d62 100644
--- a/.gitignore
+++ b/.gitignore
@@ -8,9 +8,6 @@
 out
 classes
 
-# Vim
-*.swp
-
 # Plugins
 *.idea/checkstyle-idea.xml
 
@@ -29,6 +26,7 @@ build/
 !.idea/saveactions_settings.xml
 !.idea/checkstyle-idea.xml
 !.idea/externalDependencies.xml
+!.idea/PMDPlugin.xml
 
 !.idea/inspectionProfiles/
 .idea/inspectionProfiles/*
diff --git a/.idea/PMDPlugin.xml b/.idea/PMDPlugin.xml
new file mode 100644
index 0000000..0936e51
--- /dev/null
+++ b/.idea/PMDPlugin.xml
@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="PMDPlugin">
+    <option name="customRuleSets">
+      <list>
+        <option value="$PROJECT_DIR$\.config\pmd\java\ruleset.xml" />
+      </list>
+    </option>
+    <option name="inEditorAnnotationRules">
+      <list>
+        <option value="$PROJECT_DIR$\.config\pmd\java\ruleset.xml" />
+      </list>
+    </option>
+    <option name="skipTestSources" value="false" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/saveactions_settings.xml b/.idea/saveactions_settings.xml
index 0b06f2f..8858dd6 100644
--- a/.idea/saveactions_settings.xml
+++ b/.idea/saveactions_settings.xml
@@ -5,6 +5,7 @@
       <set>
         <option value="activate" />
         <option value="activateOnBatch" />
+        <option value="processAsync" />
         <option value="organizeImports" />
         <option value="reformatChangedCode" />
         <option value="fieldCanBeFinal" />
diff --git a/build.gradle b/build.gradle
index 3069aad..49a809f 100644
--- a/build.gradle
+++ b/build.gradle
@@ -3,11 +3,11 @@ plugins {
     id 'idea'
     id 'checkstyle'
     id 'pmd'
-    id 'org.jetbrains.intellij.platform' version '2.7.0'
+    id 'org.jetbrains.intellij.platform' version '2.7.2'
 }
 
 ext {
-    checkstyleVersion = '10.26.1'
+    checkstyleVersion = '11.0.0'
 
     pmdVersion = '7.16.0'
 }
@@ -61,7 +61,7 @@ dependencies {
     testImplementation platform('org.junit:junit-bom:5.13.4'),
             'org.junit.jupiter:junit-jupiter',
             'org.junit.jupiter:junit-jupiter-engine',
-            'org.assertj:assertj-core:3.27.3'
+            'org.assertj:assertj-core:3.27.4'
     testRuntimeOnly("org.junit.platform:junit-platform-launcher") {
         because("Only needed to run tests in a version of IntelliJ IDEA that bundles older versions")
     }