diff --git a/.clinerules/coding.md b/.clinerules/coding.md
index 683f7b34e1..a4b5bac616 100644
--- a/.clinerules/coding.md
+++ b/.clinerules/coding.md
@@ -41,7 +41,7 @@ The root project MUST NOT contain any code: it is a parent project which coordin
 
 You SHOULD prefer modern Java idioms: records, pattern matching, sealed interfaces/classes, `var` for local variables.
 You MUST NOT use fully qualified class names unless there is a conflict between 2 class names in different packages.
-You MUST annotate the code with nullability annotations (`io.micronaut.core.annotation.Nullable`, `io.micronaut.core.annotation.NonNull`).
+You MUST annotate the code with nullability annotations (`org.jspecify.annotations.Nullable`, `org.jspecify.annotations.NonNull`).
 You MUST NOT use reflection: Micronaut is a reflection-free framework tailored for integration with GraalVM.
 You MUST use `jakarta.inject` for dependency injection, NOT `javax.inject`.
 
diff --git a/.github/instructions/coding.instructions.md b/.github/instructions/coding.instructions.md
index 683f7b34e1..a4b5bac616 100644
--- a/.github/instructions/coding.instructions.md
+++ b/.github/instructions/coding.instructions.md
@@ -41,7 +41,7 @@ The root project MUST NOT contain any code: it is a parent project which coordin
 
 You SHOULD prefer modern Java idioms: records, pattern matching, sealed interfaces/classes, `var` for local variables.
 You MUST NOT use fully qualified class names unless there is a conflict between 2 class names in different packages.
-You MUST annotate the code with nullability annotations (`io.micronaut.core.annotation.Nullable`, `io.micronaut.core.annotation.NonNull`).
+You MUST annotate the code with nullability annotations (`org.jspecify.annotations.Nullable`, `org.jspecify.annotations.NonNull`).
 You MUST NOT use reflection: Micronaut is a reflection-free framework tailored for integration with GraalVM.
 You MUST use `jakarta.inject` for dependency injection, NOT `javax.inject`.
 
diff --git a/.github/workflows/central-sync.yml b/.github/workflows/central-sync.yml
index 9779a4e414..de8e0c58c9 100644
--- a/.github/workflows/central-sync.yml
+++ b/.github/workflows/central-sync.yml
@@ -20,7 +20,7 @@ jobs:
           unset JAVA_HOME
           export PATH=$(echo "$PATH" | tr ':' '\n' | grep -v '/usr/lib/jvm' | paste -sd:)
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           ref: v${{ github.event.inputs.release_version }}
       - uses: gradle/actions/wrapper-validation@v5
diff --git a/.github/workflows/graalvm-dev.yml b/.github/workflows/graalvm-dev.yml
index d4b448519e..beb5209ccb 100644
--- a/.github/workflows/graalvm-dev.yml
+++ b/.github/workflows/graalvm-dev.yml
@@ -18,7 +18,7 @@ jobs:
     outputs:
       matrix: ${{ steps.build-matrix.outputs.matrix }}
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Build Matrix
         uses: micronaut-projects/github-actions/graalvm/build-matrix@master
         id: build-matrix
@@ -47,7 +47,7 @@ jobs:
           sudo rm -rf /usr/lib/jvm/*
           unset JAVA_HOME
           export PATH=$(echo "$PATH" | tr ':' '\n' | grep -v '/usr/lib/jvm' | paste -sd:)
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Pre-Build Steps
         uses: micronaut-projects/github-actions/graalvm/pre-build@master
         id: pre-build
diff --git a/.github/workflows/graalvm-latest.yml b/.github/workflows/graalvm-latest.yml
index 33c162947f..c91deb3857 100644
--- a/.github/workflows/graalvm-latest.yml
+++ b/.github/workflows/graalvm-latest.yml
@@ -24,7 +24,7 @@ jobs:
     outputs:
       matrix: ${{ steps.build-matrix.outputs.matrix }}
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Build Matrix
         uses: micronaut-projects/github-actions/graalvm/build-matrix@master
         id: build-matrix
@@ -49,7 +49,7 @@ jobs:
           sudo rm -rf /usr/lib/jvm/*
           unset JAVA_HOME
           export PATH=$(echo "$PATH" | tr ':' '\n' | grep -v '/usr/lib/jvm' | paste -sd:)
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Pre-Build Steps
         uses: micronaut-projects/github-actions/graalvm/pre-build@master
         id: pre-build
diff --git a/.github/workflows/gradle.yml b/.github/workflows/gradle.yml
index c39862e161..c1eafc0f0e 100644
--- a/.github/workflows/gradle.yml
+++ b/.github/workflows/gradle.yml
@@ -47,7 +47,7 @@ jobs:
          df -h
 
       - name: "📥 Checkout repository"
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/publish-snapshot.yml b/.github/workflows/publish-snapshot.yml
index 6c33fedaea..41c1b2d079 100644
--- a/.github/workflows/publish-snapshot.yml
+++ b/.github/workflows/publish-snapshot.yml
@@ -15,7 +15,7 @@ jobs:
           sudo rm -rf /usr/lib/jvm/*
           unset JAVA_HOME
           export PATH=$(echo "$PATH" | tr ':' '\n' | grep -v '/usr/lib/jvm' | paste -sd:)
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions/cache@v4
         with:
           path: ~/.gradle/caches
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 269c6740a3..83e748bb08 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -19,7 +19,7 @@ jobs:
           unset JAVA_HOME
           export PATH=$(echo "$PATH" | tr ':' '\n' | grep -v '/usr/lib/jvm' | paste -sd:)
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           token: ${{ secrets.GH_TOKEN }}
       - uses: gradle/actions/wrapper-validation@v5
@@ -156,7 +156,7 @@ jobs:
     if: startsWith(github.ref, 'refs/tags/')
     steps:
       - name: Checkout repository
-        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
+        uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3 # v6.0.0
       - name: Download artifacts
         uses: actions/download-artifact@018cc2cf5baa6db3ef3c5f8a56943fffe632ef53 # v6.0.0
         with:
diff --git a/.gitignore b/.gitignore
index c412e03691..ad3d274f6d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -34,4 +34,6 @@ src/main/docs/resources/img/micronaut-logo-white.svg
 
 # Ignore files generated by test-resources
 **/.micronaut/test-resources/
+
+# Ignore gradle.properties generated by micronaut-build
 /buildSrc/gradle.properties