diff --git a/.github/CODEOWNERS b/.github/CODEOWNERS
new file mode 100644
index 0000000..b52ec89
--- /dev/null
+++ b/.github/CODEOWNERS
@@ -0,0 +1 @@
+* @Thaleszh
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diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
new file mode 100644
index 0000000..e43e621
--- /dev/null
+++ b/.github/workflows/codeql.yml
@@ -0,0 +1,24 @@
+# .github/workflows/codeql-analysis.yml
+name: "CodeQL"
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+
+permissions:
+    # required for all workflows
+    security-events: write
+
+    # required to fetch internal or private CodeQL packs
+    packages: read
+
+jobs:
+  analyze:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v4
+    - name: Initialize CodeQL
+      uses: github/codeql-action/init@v2
+    - name: Perform CodeQL Analysis
+      uses: github/codeql-action/analyze@v2
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diff --git a/.github/workflows/stale-pr.yml b/.github/workflows/stale-pr.yml
new file mode 100644
index 0000000..12aa261
--- /dev/null
+++ b/.github/workflows/stale-pr.yml
@@ -0,0 +1,14 @@
+name: 'Close stale PRs'
+on:
+  schedule:
+    - cron: '30 1 * * *' 
+  workflow_dispatch:     
+
+jobs:
+  stale:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/stale@v9
+        with:
+          days-before-issue-stale: -1
+          repo-token: ${{ secrets.GITHUB_TOKEN }}
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