Skips dependency review if no changes detected

src/main.ts

@@ -29,6 +29,11 @@ async function run(): Promise<void> {
       headRef: refs.head
     })
 
+    if (!changes) {
+      core.info('No Dependency Changes found. Skipping Dependency Review.')
+      return
+    }
+
     const minSeverity = config.fail_on_severity
     const scopedChanges = filterChangesByScopes(config.fail_on_scopes, changes)
     const filteredChanges = filterAllowedAdvisories(

src/summary.ts

@@ -151,8 +151,6 @@ export function addLicensesToSummary(
   core.debug(
     `${invalidLicenseChanges.unresolved.length} licenses could not be validated`
   )
-
-  core.summary.addSeparator()
 }
 
 const licenseIssueTypes: InvalidLicenseChangeTypes[] = [