diff --git a/.github/workflows/pr-lint.yml b/.github/workflows/pr-lint.yml
new file mode 100644
index 0000000..759b37b
--- /dev/null
+++ b/.github/workflows/pr-lint.yml
@@ -0,0 +1,17 @@
+name: PR Lint
+
+# Conventional Commits on the PR title and every commit on the branch.
+# release-please parses those commit types to decide the version bump and to
+# build the changelog - a non-conventional commit silently produces neither.
+on:
+  pull_request:
+    types: [opened, edited, synchronize, reopened]
+
+permissions:
+  contents: read
+  pull-requests: read
+
+jobs:
+  lint:
+    uses: OneLiteFeatherNET/workflows/.github/workflows/pr-lint.yml@v2.8.1
+    secrets: inherit
diff --git a/.github/workflows/release-please.yml b/.github/workflows/release-please.yml
index bb903d9..71d3030 100644
--- a/.github/workflows/release-please.yml
+++ b/.github/workflows/release-please.yml
@@ -141,3 +141,31 @@ jobs:
       blob-chunk: "90000000"   # ~90 MB, under the 100 MB Cloudflare cap
       req-concurrent: "4"
     secrets: inherit
+
+  sbom:
+    name: Attach SBOM to release
+    needs: release-please
+    if: needs.release-please.outputs.release_created == 'true'
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v6
+        with:
+          ref: ${{ needs.release-please.outputs.tag_name }}
+
+      - name: Generate CycloneDX SBOM
+        uses: aquasecurity/trivy-action@v0.36.0
+        with:
+          scan-type: fs
+          scan-ref: .
+          format: cyclonedx
+          output: bom.json
+          exit-code: '0'
+
+      - name: Attach SBOM to the release
+        env:
+          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          TAG: ${{ needs.release-please.outputs.tag_name }}
+        run: gh release upload "$TAG" bom.json --clobber
diff --git a/.github/workflows/security.yml b/.github/workflows/security.yml
new file mode 100644
index 0000000..0304b51
--- /dev/null
+++ b/.github/workflows/security.yml
@@ -0,0 +1,55 @@
+name: Security
+
+# Trivy vulnerability gate plus a CycloneDX SBOM of the repository. Self-contained
+# on purpose: it needs no build tool and no registry credentials, so it is the
+# baseline security gate for every repository regardless of language.
+on:
+  pull_request:
+  push:
+    branches: [main]
+  schedule:
+    - cron: "32 4 * * 1"
+  workflow_dispatch:
+permissions:
+  contents: read
+  security-events: write
+
+jobs:
+  trivy:
+    name: Trivy scan
+    uses: OneLiteFeatherNET/workflows/.github/workflows/security-scan.yml@v2.8.1
+    with:
+      scan-type: "fs"
+      scanners: "vuln,secret"
+      severity: "CRITICAL,HIGH"
+      # Report-only for now, so adopting this does not turn CI red on day one.
+      fail-on-findings: false
+      upload-sarif: true
+    secrets: inherit
+
+  sbom:
+    name: CycloneDX SBOM
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v6
+
+      - name: Generate SBOM
+        uses: aquasecurity/trivy-action@v0.36.0
+        with:
+          scan-type: fs
+          scan-ref: .
+          format: cyclonedx
+          output: bom.json
+          # An SBOM is an inventory, not a finding list - never fail on it.
+          exit-code: '0'
+
+      - name: Upload SBOM
+        uses: actions/upload-artifact@v4
+        with:
+          name: sbom-cyclonedx
+          path: bom.json
+          if-no-files-found: error
+          retention-days: 90
diff --git a/build.gradle.kts b/build.gradle.kts
index 362bb61..3c98f28 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -1,5 +1,5 @@
 allprojects {
-    version = (version as String).substringBefore('#').trim()
+    version = "1.16.1" // x-release-please-version
 }
 
 subprojects {
diff --git a/commitlint.config.mjs b/commitlint.config.mjs
new file mode 100644
index 0000000..0616fb9
--- /dev/null
+++ b/commitlint.config.mjs
@@ -0,0 +1,3 @@
+export default {
+  extends: ['@commitlint/config-conventional'],
+};
diff --git a/gradle.properties b/gradle.properties
index 22c0b70..9b70f86 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,3 +1,2 @@
 micronautVersion=4.10.2
 group = net.onelitefeather
-version = 1.16.1 # x-release-please-version
diff --git a/release-please-config.json b/release-please-config.json
index bafe3bd..7e0734f 100644
--- a/release-please-config.json
+++ b/release-please-config.json
@@ -12,9 +12,10 @@
       "extra-files": [
         {
           "type": "generic",
-          "path": "gradle.properties"
+          "path": "build.gradle.kts"
         }
       ]
     }
-  }
+  },
+  "bootstrap-sha": "2a589b330be94275e5564d15dcdfa42ae8a11376"
 }