Add custom code structure and update scripts

- Organized custom modifications in src/custom/
- Added update-dyad-v2.sh for selective updates
- Preserved custom smart context functionality
- Created backup system for safe updates

update-dyad-v2.sh

@@ -0,0 +1,135 @@
+#!/bin/bash
+
+# Dyad Update Script v2 - Selective Update Approach
+# This script updates your forked Dyad app by backing up custom code,
+# resetting to upstream, then restoring custom code.
+
+set -e  # Exit on any error
+
+# Colors for output
+RED='\033[0;31m'
+GREEN='\033[0;32m'
+YELLOW='\033[1;33m'
+BLUE='\033[0;34m'
+NC='\033[0m' # No Color
+
+# Function to print colored output
+print_status() {
+    echo -e "${BLUE}[INFO]${NC} $1"
+}
+
+print_success() {
+    echo -e "${GREEN}[SUCCESS]${NC} $1"
+}
+
+print_warning() {
+    echo -e "${YELLOW}[WARNING]${NC} $1"
+}
+
+print_error() {
+    echo -e "${RED}[ERROR]${NC} $1"
+}
+
+# Check if we're in a git repository
+if ! git rev-parse --git-head > /dev/null 2>&1; then
+    print_error "Not in a git repository. Please run this script from the project root."
+    exit 1
+fi
+
+print_status "Starting Dyad selective update process..."
+print_status "Current branch: $(git branch --show-current)"
+
+# Create a temporary backup directory
+BACKUP_DIR="dyad-backup-$(date +%Y%m%d-%H%M%S)"
+print_status "Creating backup in: $BACKUP_DIR"
+
+mkdir -p "$BACKUP_DIR"
+
+# Backup custom code structure
+print_status "Backing up your custom code..."
+
+# Backup the custom directory if it exists
+if [ -d "src/custom" ]; then
+    cp -r src/custom "$BACKUP_DIR/"
+    print_success "Backed up src/custom/"
+fi
+
+# Backup any other custom files you might have added
+# Add any additional files/directories you want to preserve here
+
+# Backup current state as a reference
+print_status "Creating reference backup..."
+git log --oneline -10 > "$BACKUP_DIR/commit-history.txt"
+git diff HEAD~1 > "$BACKUP_DIR/last-changes.diff" 2>/dev/null || true
+
+# Fetch latest changes from upstream
+print_status "Fetching latest changes from upstream..."
+if git fetch upstream; then
+    print_success "Successfully fetched changes from upstream."
+else
+    print_error "Failed to fetch from upstream. Check your internet connection."
+    exit 1
+fi
+
+# Get the upstream commit info
+UPSTREAM_COMMIT=$(git rev-parse upstream/main)
+print_status "Upstream commit: $UPSTREAM_COMMIT"
+
+# Reset to upstream
+print_status "Resetting to upstream/main..."
+if git reset --hard upstream/main; then
+    print_success "Successfully reset to upstream/main."
+else
+    print_error "Failed to reset to upstream/main."
+    exit 1
+fi
+
+# Restore custom code
+print_status "Restoring your custom code..."
+
+if [ -d "$BACKUP_DIR/custom" ]; then
+    cp -r "$BACKUP_DIR/custom" src/
+    print_success "Restored src/custom/"
+fi
+
+# Update package.json to include any custom dependencies if needed
+print_status "Checking for custom dependencies..."
+
+# Add custom files to git
+print_status "Adding custom files to git..."
+git add src/custom/ UPDATE_GUIDE.md update-dyad*.sh 2>/dev/null || true
+
+# Create a commit for the update
+print_status "Creating commit for the update..."
+git commit -m "feat: update to upstream $UPSTREAM_COMMIT and restore custom code
+
+- Updated to latest upstream version
+- Restored custom code in src/custom/
+- Preserved custom modifications
+
+Backup saved in: $BACKUP_DIR" || {
+    print_warning "No changes to commit (custom code already matches upstream)"
+}
+
+# Push to origin
+print_status "Pushing to your fork..."
+if git push origin main --force-with-lease; then
+    print_success "Successfully pushed to origin."
+else
+    print_warning "Push failed. Push manually with: git push origin main --force-with-lease"
+fi
+
+print_success "🎉 Update completed successfully!"
+print_status "Summary:"
+print_status "- Updated to latest upstream version"
+print_status "- Your custom code has been preserved in src/custom/"
+print_status "- Backup saved in: $BACKUP_DIR"
+print_status ""
+print_status "Next steps:"
+print_status "1. Test the application to ensure everything works"
+print_status "2. Run 'npm install' to update dependencies if needed"
+print_status "3. Check if any of your custom code needs updates for the new version"
+print_status ""
+print_status "If you need to restore from backup:"
+print_status "1. Copy files from $BACKUP_DIR back to your project"
+print_status "2. Commit and push the changes"