Add zizmor GitHub Actions workflow for CI security analysis (#678)

Author: jonathan343

.github/dependabot.yml

@@ -10,6 +10,8 @@ updates:
         update-types:
           - "minor"
           - "patch"
+    cooldown:
+      default-days: 7
   - package-ecosystem: "gradle"
     directory: "/codegen"
     schedule:
@@ -20,6 +22,8 @@ updates:
         update-types:
           - "minor"
           - "patch"
+    cooldown:
+      default-days: 7
   - package-ecosystem: "github-actions"
     directory: "/"
     schedule:
@@ -30,3 +34,5 @@ updates:
         update-types:
           - "minor"
           - "patch"
+    cooldown:
+      default-days: 7

.github/workflows/zizmor.yml

@@ -0,0 +1,23 @@
+name: GitHub Actions Security Analysis with zizmor 🌈
+
+on:
+  push:
+    branches: ["develop"]
+  pull_request:
+    branches: ["develop"]
+
+permissions: {}
+
+jobs:
+  zizmor:
+    runs-on: ubuntu-latest
+    permissions:
+      security-events: write
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        with:
+          persist-credentials: false
+
+      - name: Run zizmor 🌈
+        uses: zizmorcore/zizmor-action@71321a20a9ded102f6e9ce5718a2fcec2c4f70d8 # v0.5.2