Add CodeQL Security Scans

.github/workflows/codeql-analysis.yml

@@ -0,0 +1,37 @@
+name: "CodeQL Analysis"
+on:
+  workflow_dispatch:
+  schedule:
+    #        ┌───────────── minute (0 - 59)
+    #        │  ┌───────────── hour (0 - 23)
+    #        │  │ ┌───────────── day of the month (1 - 31)
+    #        │  │ │ ┌───────────── month (1 - 12 or JAN-DEC)
+    #        │  │ │ │ ┌───────────── day of the week (0 - 6 or SUN-SAT)
+    #        │  │ │ │ │
+    #        │  │ │ │ │
+    #        │  │ │ │ │
+    #        *  * * * *
+    - cron: '30 1 * * *'
+
+  pull_request:
+    branches: [ main ]
+
+jobs:
+  CodeQL-Build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v2
+
+      # Initializes the CodeQL tools for scanning.
+      - name: Initialize CodeQL
+        uses: github/codeql-action/init@v1
+        with:
+          languages: go
+
+      - name: Autobuild
+        uses: github/codeql-action/autobuild@v1
+
+      - name: Perform CodeQL Analysis
+        uses: github/codeql-action/analyze@v1

CHANGELOG.md

@@ -11,6 +11,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - `add`, `remove`, `move`, `copy`, `retain`, and `flatten` operators, as alternatives to the `restructure` operator. 
 - `add_attributes` option to `tcp_input` and `udp_input`, for capturing network attributes ([PR108](https://github.com/open-telemetry/opentelemetry-log-collection/pull/108))
 - `multiline`, `encoding`, and `max_log_size` options to `tcp_input` ([PR125](https://github.com/open-telemetry/opentelemetry-log-collection/pull/125))
+## Unreleased
+
+### Added
+- CodeQL workflow added to GitHub Actions ([PR153](https://github.com/open-telemetry/opentelemetry-log-collection/pull/153))
 
 ### Removed
 - Database package. The same functionality is supported via a `Persister` interface, passed to `Start` methods ([PR93](https://github.com/open-telemetry/opentelemetry-log-collection/pull/93))