ci: add Fastlane wrapper command for gitleaks

Signed-off-by: Pierre-Yves Lapersonne <[email protected]>

Author: pylapp

DesignToolbox/fastlane/Fastfile

@@ -138,6 +138,17 @@ platform :ios do
         end
     end
 
+    # ------------------------------------------------------------
+    # RUN GITLEAKS FOR SECET LEAKS SCAN
+    # ------------------------------------------------------------
+    desc "RUN GITLEAKS FOR SECET LEAKS SCAN"
+    lane :check_leaks do
+        puts "👉 Run Gitleaks for leaks scan"
+
+        # If there are violations, non 0 error be returned by swiftlint, making Fastlane fail (expected)
+        sh "cd .. && gitleaks detect -v -l debug --source ."
+    end
+
     # ------------------------------------------------------------
     # UPDATE BUILD NUMBER WITH TIMESTAMP
     # ------------------------------------------------------------

DesignToolbox/fastlane/README.md

@@ -47,6 +47,14 @@ RUN SWIFT LINT TO CHECK SMELLS
 
 RUN LICENSEPLIST TO UPDATE LIST OF THIRD PARTIES
 
+### ios check_leaks
+
+```sh
+[bundle exec] fastlane ios check_leaks
+```
+
+RUN GITLEAKS FOR SECET LEAKS SCAN
+
 ### ios update_build_number
 
 ```sh