fix(profile): align table header columns with data rows

Pad # to padStart(3) and ALIAS to padEnd(6) in the header to match
the data row formatting. Fix non-alias divider width from 91 to 87
to match actual content width.

Author: BYK

docs/src/content/docs/commands/profile.md

@@ -39,13 +39,13 @@ sentry profile list my-org/backend --period 7d
 ```
 Transactions with Profiles in my-org/backend (last 7d):
 
-  #   ALIAS   TRANSACTION                                         SAMPLES         p75         p95
-─────────────────────────────────────────────────────────────────────────────────────────────────────
-    1   u       projects/{project_id}/users/                            42        3.8s        5.0s
-    2   a       webhooks/provision/account/                             18        2.7s        2.7s
-    3   c       organizations/{org_id}/code-mappings/                    6        2.1s        2.1s
-    4   e       projects/{project_id}/events/                          291        1.5s        8.6s
-    5   i       organizations/{org_id}/issues/                         541        1.5s        2.8s
+    #   ALIAS   TRANSACTION                                         SAMPLES         p75         p95
+─────────────────────────────────────────────────────────────────────────────────────────────────────────
+    1   u       projects/{project_id}/users/                              42        3.8s        5.0s
+    2   a       webhooks/provision/account/                               18        2.7s        2.7s
+    3   c       organizations/{org_id}/code-mappings/                      6        2.1s        2.1s
+    4   e       projects/{project_id}/events/                            291        1.5s        8.6s
+    5   i       organizations/{org_id}/issues/                           541        1.5s        2.8s
 
 Common prefix stripped: /api/0/
 Tip: Use 'sentry profile view 1' or 'sentry profile view <alias>' to analyze.

src/lib/formatters/profile.ts

@@ -242,7 +242,10 @@ export function formatProfileListTableHeader(hasAliases = false): string {
   const txnHeader = "TRANSACTION".padEnd(TRANSACTION_COL_WIDTH);
   const tail = `${"SAMPLES".padStart(9)}  ${"p75".padStart(10)}  ${"p95".padStart(10)}`;
   if (hasAliases) {
-    return muted(`  #   ALIAS   ${txnHeader}  ${tail}`);
+    // Pad # and ALIAS to match data row widths (padStart(3) and padEnd(6))
+    return muted(
+      `  ${"#".padStart(3)}   ${"ALIAS".padEnd(6)}  ${txnHeader}  ${tail}`
+    );
   }
   return muted(`  ${txnHeader}  ${tail}`);
 }
@@ -315,8 +318,9 @@ export function formatProfileListRow(
  * Compute the table divider width based on whether aliases are shown.
  */
 export function profileListDividerWidth(hasAliases: boolean): number {
-  // #(5) + sep(3) + alias(6) + sep(2) + txn(50) + sep(2) + samples(9) + sep(2) + p75(10) + sep(2) + p95(10) = 101
-  return hasAliases ? 101 : 91;
+  // With aliases: indent(2) + #(3) + sep(3) + alias(6) + sep(2) + txn(50) + sep(2) + samples(9) + sep(2) + p75(10) + sep(2) + p95(10) = 101
+  // Without:      indent(2) + txn(50) + sep(2) + samples(9) + sep(2) + p75(10) + sep(2) + p95(10) = 87
+  return hasAliases ? 101 : 87;
 }
 
 /**