feat: Add demo column to company table (main)

This commit adds a boolean 'demo' column to the
company table in the database.  The existing job
to delete demo companies is commented out.  The
changeSet ID in the changelog is updated.

Author: iib0011

api/src/main/java/com/grash/job/DeleteDemoCompaniesJob.java

@@ -19,7 +19,7 @@ public class DeleteDemoCompaniesJob implements Job {
 
     @Override
     public void execute(JobExecutionContext context) {
-        List<Company> companies = companyRepository.findByDemoTrue();
-        companies.forEach(company -> companyService.delete(company.getId()));
+//        List<Company> companies = companyRepository.findByDemoTrue();
+//        companies.forEach(company -> companyService.delete(company.getId()));
     }
 }

api/src/main/resources/db/changelog/2025_09_13_1757719340_demo.xml

@@ -4,7 +4,7 @@
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://www.liquibase.org/xml/ns/dbchangelog
                       http://www.liquibase.org/xml/ns/dbchangelog/dbchangelog-3.8.xsd">
-   <changeSet id="1757719378110-1" author="Ibrahima G. Coulibaly">
+   <changeSet id="1757733791698-1" author="Ibrahima G. Coulibaly">
        <addColumn tableName="company">
            <column name="demo" type="boolean" defaultValue="false"/>
        </addColumn>