Add CodeQL security scan workflow

Signed-off-by: Austin Vazquez <macedonv@amazon.com>

.github/workflows/codeql.yml

@@ -0,0 +1,42 @@
+name: "CodeQL Scan"
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+
+permissions:
+  contents: read
+
+jobs:
+  CodeQL-Build:
+    if: github.repository == 'containerd/continuity'
+    permissions:
+      actions: read # for github/codeql-action/init to get workflow details
+      contents: read # for actions/checkout to fetch code
+      security-events: write # for github/codeql-action/analyze to upload SARIF results
+    strategy:
+      fail-fast: false
+
+    runs-on: ubuntu-22.04
+
+    timeout-minutes: 30
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+
+      - uses: actions/setup-go@v3
+        with:
+          go-version: 1.20.x
+
+      - name: Initialize CodeQL
+        uses: github/codeql-action/init@v2
+
+      - run: make build binaries
+
+      - name: Perform CodeQL Analysis
+        uses: github/codeql-action/analyze@v2