Iss #67 - Add IG support to Git ECA check

Current code has stubbed endpoints, we will need to patch that before we merge this in.

src/main/java/org/eclipsefoundation/git/eca/api/ProjectsAPI.java

@@ -15,6 +15,7 @@ import javax.enterprise.context.ApplicationScoped;
 import javax.ws.rs.BeanParam;
 import javax.ws.rs.GET;
 import javax.ws.rs.Path;
+import javax.ws.rs.Produces;
 import javax.ws.rs.core.Response;
 
 import org.eclipse.microprofile.rest.client.inject.RegisterRestClient;
@@ -29,7 +30,7 @@ import org.jboss.resteasy.annotations.GZIP;
  *
  */
 @ApplicationScoped
-@Path("/api/projects")
+@Path("/api")
 @RegisterRestClient
 @GZIP
 public interface ProjectsAPI {
@@ -41,5 +42,11 @@ public interface ProjectsAPI {
 	 * @return a list of Eclipse Foundation projects.
 	 */
 	@GET
+	@Path("projects")
 	Response getProjects(@BeanParam BaseAPIParameters baseParams);
+
+	@GET
+	@Path("interest-groups")
+	@Produces("application/json")
+	Response getInterestGroups(@BeanParam BaseAPIParameters params);
 }