build branch commits when there is a diff with the base

src/create-or-update-branch.ts

@@ -144,8 +144,7 @@ export async function createOrUpdateBranch(
   branch: string,
   branchRemoteName: string,
   signoff: boolean,
-  addPaths: string[],
-  signCommits: boolean = false
+  addPaths: string[]
 ): Promise<CreateOrUpdateBranchResult> {
   // Get the working base.
   // When a ref, it may or may not be the actual base.
@@ -316,8 +315,7 @@ export async function createOrUpdateBranch(
   result.baseSha = await git.revParse(base)
   result.headSha = await git.revParse(branch)
 
-  // NOTE: This could always be built and returned. Maybe remove when there is confidence in buildBranchCommits.
-  if (signCommits) {
+  if (result.hasDiffWithBase) {
     // Build the branch commits
     result.branchCommits = await buildBranchCommits(git, base, branch)
   }

src/create-pull-request.ts

@@ -192,8 +192,7 @@ export async function createPullRequest(inputs: Inputs): Promise<void> {
       inputs.branch,
       branchRemoteName,
       inputs.signoff,
-      inputs.addPaths,
-      inputs.signCommits
+      inputs.addPaths
     )
     outputs.set('pull-request-head-sha', result.headSha)
     // Set the base. It would have been '' if not specified as an input
@@ -235,6 +234,9 @@ export async function createPullRequest(inputs: Inputs): Promise<void> {
       core.endGroup()
     }
 
+    // If the verified output is not set yet, and there are commits (from result), and the head commit is signed, then:
+    // Get the commit and check verification status
+
     if (result.hasDiffWithBase) {
       core.startGroup('Create or update the pull request')
       const pull = await ghPull.createOrUpdatePullRequest(