From efb4e212052a9a85017913f3c08c57d91b5c81d7 Mon Sep 17 00:00:00 2001
From: Jeremy <jeremy@fluxlabs.net>
Date: Sun, 5 Apr 2026 17:41:21 -0500
Subject: [PATCH 1/2] fix(ui): remove 200-column cap on welcome screen width

The welcome screen lines stopped short on wide terminals because
termWidth was capped at 200 columns. Remove the cap so separator
lines extend to the full terminal width.
---
 src/welcome-screen.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/welcome-screen.ts b/src/welcome-screen.ts
index ee56953f2..80f7b03aa 100644
--- a/src/welcome-screen.ts
+++ b/src/welcome-screen.ts
@@ -54,7 +54,7 @@ export function printWelcomeScreen(opts: WelcomeScreenOptions): void {
   const { version, modelName, provider, remoteChannel } = opts
   const shortCwd = getShortCwd()
   const branch = getGitBranch()
-  const termWidth = Math.min((process.stderr.columns || 80) - 1, 200)
+  const termWidth = (process.stderr.columns || 80) - 1
 
   // Narrow terminal fallback
   if (termWidth < 70) {

From 0d92f2fbba7a80e6dc6a0c26dafb836daee637e7 Mon Sep 17 00:00:00 2001
From: Jeremy <jeremy@fluxlabs.net>
Date: Sun, 5 Apr 2026 17:57:23 -0500
Subject: [PATCH 2/2] test(ui): add regression test for full-width separator
 lines

Verifies separator lines extend to the full terminal width when
the terminal is wider than 200 columns.
---
 src/tests/welcome-screen.test.ts | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/src/tests/welcome-screen.test.ts b/src/tests/welcome-screen.test.ts
index a78f1ea36..dcc7f8105 100644
--- a/src/tests/welcome-screen.test.ts
+++ b/src/tests/welcome-screen.test.ts
@@ -83,3 +83,18 @@ test('omits remote channel when not provided', () => {
   assert.ok(!out.includes('Slack'), 'should not show Slack when no remote')
   assert.ok(!out.includes('Telegram'), 'should not show Telegram when no remote')
 })
+
+test('separator lines extend to full terminal width on wide terminals', (t) => {
+  const origColumns = process.stderr.columns
+  ;(process.stderr as any).columns = 250
+  t.after(() => { ;(process.stderr as any).columns = origColumns })
+
+  const out = strip(capture({ version: '1.0.0' }))
+  const lines = out.split('\n')
+  // Top and bottom separator bars should be 249 chars (columns - 1)
+  const separatorLines = lines.filter(l => /^─+$/.test(l.trim()))
+  assert.ok(separatorLines.length >= 2, 'expected at least 2 full-width separator lines')
+  for (const sep of separatorLines) {
+    assert.equal(sep.trim().length, 249, `separator should be 249 chars wide, got ${sep.trim().length}`)
+  }
+})