Add gitleaks schedule workflow and precommit configuration files

.github/workflows/gitleaks-schedule-scan.yml

@@ -0,0 +1,14 @@
+# This file is generate automatically by a platform tool
+# You can modify the schedule but do not remove this file
+# Please read more at https://employmenthero.atlassian.net/l/cp/uqVVmDT0
+# The Gitleaks scanning report can be found at https://docs.google.com/spreadsheets/d/1ourHVLD7Hfs4PMpOsc7kKzjg104vvcPa8OtnkvRRRcc
+name: gitleaks-schedule-scan
+
+on:
+  schedule:
+    - cron: '36 2 * * 1'
+  workflow_dispatch:
+jobs:
+  gitleaks:
+    uses: thinkei/eh-workflows/.github/workflows/gitleaks-schedule-scan.yml@main
+    secrets: inherit

.pre-commit-config.yaml

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+# please read more at https://employmenthero.atlassian.net/wiki/spaces/PLAT/pages/2570453361/Gitleaks#Local-scan-setup
+# to make gitleaks scan your commit at local machine
+repos:
+  - repo: https://github.com/gitleaks/gitleaks
+    rev: v8.16.1
+    hooks:
+      - id: gitleaks-docker