Add dependencies and code scan workflows and organize existing workfl…

…ows (linode#1689)

* Add dependencies and code scan for PRs

* Re-organize workflows

* No need to handle macos/swift case

.github/workflows/codeql.yml

@@ -0,0 +1,46 @@
+name: "CodeQL Advanced"
+
+on:
+  push:
+    branches: [ "dev", "main", "proj/*" ]
+  pull_request:
+    branches: [ "dev", "main", "proj/*" ]
+  schedule:
+    - cron: '39 0 * * 6'
+
+jobs:
+  analyze:
+    name: Analyze (${{ matrix.language }})
+    runs-on: ubuntu-latest
+    permissions:
+      # required for all workflows
+      security-events: write
+
+      # required to fetch internal or private CodeQL packs
+      packages: read
+
+      # only required for workflows in private repositories
+      actions: read
+      contents: read
+
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+        - language: go
+          build-mode: autobuild
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v4
+
+    - name: Initialize CodeQL
+      uses: github/codeql-action/init@v3
+      with:
+        languages: ${{ matrix.language }}
+        build-mode: ${{ matrix.build-mode }}
+        queries: security-and-quality
+
+    - name: Perform CodeQL Analysis
+      uses: github/codeql-action/analyze@v3
+      with:
+        category: "/language:${{matrix.language}}"

.github/workflows/pull_request.yml

@@ -1,4 +1,4 @@
-name: Pull Request
+name: CI for Pull Requests
 on: pull_request
 jobs:
   tests:
@@ -22,3 +22,28 @@ jobs:
         run: go mod tidy
       - name: Fail if changes
         run: git diff-index --exit-code HEAD
+
+  dependency-review:
+    permissions:
+        contents: read
+        pull-requests: write
+    runs-on: ubuntu-latest
+    steps:
+      - name: 'Checkout repository'
+        uses: actions/checkout@v4
+      - name: 'Dependency Review'
+        uses: actions/dependency-review-action@v4
+        with:
+          comment-summary-in-pr: on-failure
+
+  gosec_scan:
+    runs-on: ubuntu-latest
+    env:
+      GO111MODULE: on
+    steps:
+      - name: Checkout Source
+        uses: actions/checkout@v4
+      - name: Run Gosec Security Scanner
+        uses: securego/gosec@master
+        with:
+          args: -exclude=G104 ./...

.github/workflows/unit-tests.yml

@@ -2,7 +2,7 @@ name: Unit Tests
 on:
   workflow_dispatch: null
   push:
-  pull_request:
+
 jobs:
   unit_tests:
     runs-on: ubuntu-latest