Make prerelease the default branch: workflows trigger on main; add branch-rename scripts

Co-authored-by: Cursor <cursoragent@cursor.com>

Author: stuchain

.github/workflows/build-macos.yml

@@ -5,7 +5,7 @@ on:
     tags:
       - 'v*'
     branches:
-      - prerelease
+      - main
   workflow_dispatch:
 
 jobs:

.github/workflows/build-windows.yml

@@ -5,7 +5,7 @@ on:
     tags:
       - 'v*'
     branches:
-      - prerelease
+      - main
   workflow_dispatch:
 
 jobs:

.github/workflows/docs-check.yml

@@ -3,10 +3,10 @@ name: Docs Check
 
 on:
   push:
-    branches: ['main', 'prerelease']
+    branches: ['main', 'main_deprecated']
     paths: ['docs/**', '.github/**', '.lycheeignore']
   pull_request:
-    branches: ['main', 'prerelease']
+    branches: ['main', 'main_deprecated']
     paths: ['docs/**', '.github/**', '.lycheeignore']
 
 jobs:

.github/workflows/release-gates.yml

@@ -3,7 +3,7 @@ name: Release Gates
 on:
   push:
     branches:
-      - prerelease
+      - main
   workflow_dispatch:
 
 jobs:

.github/workflows/security-scan.yml

@@ -2,9 +2,9 @@ name: Security Scan
 
 on:
   push:
-    branches: [main, prerelease, ship_v1.0, v1]
+    branches: [main, main_deprecated, ship_v1.0, v1]
   pull_request:
-    branches: [main, prerelease, ship_v1.0, v1]
+    branches: [main, main_deprecated, ship_v1.0, v1]
   schedule:
     - cron: '0 0 * * 0'  # weekly
 

.github/workflows/test.yml

@@ -2,7 +2,7 @@ name: Test
 
 on:
   push:
-    branches: ['main', 'prerelease', 'phase_*']
+    branches: ['main', 'main_deprecated', 'phase_*']
 
 jobs:
   test:

scripts/make_prerelease_main.ps1

@@ -0,0 +1,45 @@
+# Make prerelease the new main, and rename current main to main_deprecated.
+#
+# Run from repo root in PowerShell. Requires: no uncommitted changes, branches main + prerelease exist.
+# After running, push with: git push origin main_deprecated; git push origin main --force
+
+$ErrorActionPreference = "Stop"
+
+Write-Host "=== Make prerelease the main branch ===" -ForegroundColor Cyan
+Write-Host ""
+
+# 1. Fetch latest
+git fetch origin
+if ($LASTEXITCODE -ne 0) { exit 1 }
+
+# 2. Ensure we have origin/main and origin/prerelease
+$null = git rev-parse --verify origin/main 2>$null
+if ($LASTEXITCODE -ne 0) {
+    Write-Host "Error: origin/main not found. Run: git fetch origin" -ForegroundColor Red
+    exit 1
+}
+$null = git rev-parse --verify origin/prerelease 2>$null
+if ($LASTEXITCODE -ne 0) {
+    Write-Host "Error: origin/prerelease not found. Run: git fetch origin" -ForegroundColor Red
+    exit 1
+}
+
+# 3. Switch to main and update
+git checkout main
+git pull origin main 2>$null
+
+# 4. Rename current local main to main_deprecated
+git branch -m main main_deprecated
+Write-Host "Renamed local branch main -> main_deprecated" -ForegroundColor Green
+
+# 5. Create new local main from origin/prerelease
+git checkout -b main origin/prerelease
+Write-Host "Created new local branch main from origin/prerelease" -ForegroundColor Green
+
+# 6. Summary
+Write-Host ""
+Write-Host "Done. Next steps (run these to update the remote):" -ForegroundColor Yellow
+Write-Host "  1. Push the deprecated main:  git push origin main_deprecated"
+Write-Host "  2. Force-push the new main:   git push origin main --force"
+Write-Host "  3. (Optional) Delete remote prerelease:  git push origin --delete prerelease"
+Write-Host ""

scripts/make_prerelease_main.sh

@@ -0,0 +1,43 @@
+#!/bin/bash
+# Make prerelease the new main, and rename current main to main_deprecated.
+#
+# Run from repo root. Requires: no uncommitted changes, and branches main + prerelease exist.
+# After running, push with: git push origin main_deprecated && git push origin main --force
+
+set -e
+
+echo "=== Make prerelease the main branch ==="
+echo ""
+
+# 1. Fetch latest
+git fetch origin
+
+# 2. Ensure we have origin/main and origin/prerelease
+if ! git rev-parse --verify origin/main >/dev/null 2>&1; then
+  echo "Error: origin/main not found. Run: git fetch origin"
+  exit 1
+fi
+if ! git rev-parse --verify origin/prerelease >/dev/null 2>&1; then
+  echo "Error: origin/prerelease not found. Run: git fetch origin"
+  exit 1
+fi
+
+# 3. Current branch: switch to main (local) so we can rename it
+git checkout main
+git pull origin main 2>/dev/null || true
+
+# 4. Rename current local main to main_deprecated
+git branch -m main main_deprecated
+echo "Renamed local branch main -> main_deprecated"
+
+# 5. Create new local main from origin/prerelease
+git checkout -b main origin/prerelease
+echo "Created new local branch main from origin/prerelease"
+
+# 6. Summary
+echo ""
+echo "Done. Next steps (run these to update the remote):"
+echo "  1. Push the deprecated main:  git push origin main_deprecated"
+echo "  2. Force-push the new main:  git push origin main --force"
+echo "  3. (Optional) Delete remote prerelease:  git push origin --delete prerelease"
+echo ""