GRAD2-3154 - Adult algorithm +1month rule not fully working as required (#531)

* GRAD2-3154 - Adult algorithm +1month rule not fully working as required

* Upgrade actions/cache to v4

* Changing Date to LocalDate

* Updating commons-io to fix vulnerabilities

* Adding Test Case

* Adding Test Case

* Improving Test Coverage

* Improving Test Coverage

* Improving Test Coverage

* Improving Test Coverage

Author: kamal-mohammed

.github/workflows/on.pr.yml

@@ -47,7 +47,7 @@ jobs:
         with:
           sarif_file: 'trivy-results.sarif'
       - name: Cache SonarCloud packages
-        uses: actions/cache@v1
+        uses: actions/cache@v4
         with:
           path: ~/.sonar/cache
           key: ${{ runner.os }}-sonar

.gitignore

@@ -55,4 +55,5 @@ build/
 .vscode/
 
 ### Local dev ###
-**/application-local.yaml
+**/application-local.yaml
+**/generate-local-env.sh