feat: upsert seed data, deploy script, GitHub Actions CI/CD

- Seed uses INSERT ON CONFLICT UPDATE (no DB wipe needed)
- deploy.sh: one-command push+build+restart
- GitHub Actions: auto-deploy on push to main via self-hosted runner

Author: bnqtoan

.github/workflows/deploy.yml

@@ -0,0 +1,42 @@
+name: Deploy SnapKit
+
+on:
+  push:
+    branches: [main]
+    paths-ignore: ['docs/**', '*.md']
+
+jobs:
+  deploy:
+    runs-on: self-hosted
+    steps:
+      - name: Pull latest code
+        run: cd /opt/snapkit && git pull origin main
+
+      - name: Build Docker image
+        run: cd /opt/snapkit && docker build -t snapkit:latest .
+
+      - name: Restart container
+        run: |
+          docker rm -f snapkit 2>/dev/null || true
+          docker run -d --name snapkit \
+            --network dokploy-network \
+            -v /opt/snapkit/brands:/app/brands \
+            -v /opt/snapkit-data:/app/data \
+            --restart unless-stopped \
+            --label 'traefik.enable=true' \
+            --label 'traefik.http.routers.snapkit.rule=Host(`snapkit.vibery.app`)' \
+            --label 'traefik.http.routers.snapkit.entrypoints=websecure' \
+            --label 'traefik.http.routers.snapkit.tls.certresolver=letsencrypt' \
+            --label 'traefik.http.services.snapkit.loadbalancer.server.port=8080' \
+            snapkit:latest
+
+      - name: Verify deployment
+        run: |
+          sleep 5
+          STATUS=$(curl -sk -o /dev/null -w "%{http_code}" https://snapkit.vibery.app/api/sizes)
+          if [ "$STATUS" != "200" ]; then
+            echo "Deploy verification failed (status: $STATUS)"
+            docker logs snapkit 2>&1 | tail -20
+            exit 1
+          fi
+          echo "Deploy OK"

deploy.sh

@@ -0,0 +1,38 @@
+#!/bin/bash
+# Deploy SnapKit to VPS (51.79.176.217)
+# Usage: ./deploy.sh
+
+set -e
+
+SERVER="ubuntu@51.79.176.217"
+APP_DIR="/opt/snapkit"
+
+echo "=== Pushing to GitHub ==="
+git push origin main
+
+echo "=== Building on server ==="
+ssh -o ServerAliveInterval=5 $SERVER "cd $APP_DIR && git pull && docker build -t snapkit:latest ."
+
+echo "=== Restarting container ==="
+ssh -o ServerAliveInterval=5 $SERVER "docker rm -f snapkit 2>/dev/null; docker run -d --name snapkit \
+  --network dokploy-network \
+  -v $APP_DIR/brands:/app/brands \
+  -v /opt/snapkit-data:/app/data \
+  --restart unless-stopped \
+  --label 'traefik.enable=true' \
+  --label 'traefik.http.routers.snapkit.rule=Host(\`snapkit.vibery.app\`)' \
+  --label 'traefik.http.routers.snapkit.entrypoints=websecure' \
+  --label 'traefik.http.routers.snapkit.tls.certresolver=letsencrypt' \
+  --label 'traefik.http.services.snapkit.loadbalancer.server.port=8080' \
+  snapkit:latest"
+
+echo "=== Verifying ==="
+sleep 3
+STATUS=$(curl -sk -o /dev/null -w "%{http_code}" https://snapkit.vibery.app/api/sizes)
+if [ "$STATUS" = "200" ]; then
+  echo "Deploy OK — https://snapkit.vibery.app"
+else
+  echo "Deploy FAILED (status: $STATUS)"
+  ssh $SERVER "docker logs snapkit 2>&1 | tail -10"
+  exit 1
+fi

server/handlers/seed.go

@@ -8,14 +8,9 @@ import (
 	"snapkit/models"
 )
 
-// SeedBrands inserts default brands if none exist
+// SeedBrands upserts default brands and templates (safe to run repeatedly)
 func SeedBrands() {
-	var count int
-	db.DB.QueryRow("SELECT COUNT(*) FROM brands").Scan(&count)
-	if count > 0 {
-		return
-	}
-	log.Println("Seeding default brands...")
+	log.Println("Syncing seed data...")
 	now := time.Now().UTC().Format(time.RFC3339)
 
 	brands := []models.Brand{
@@ -50,8 +45,13 @@ func SeedBrands() {
 
 	for _, b := range brands {
 		_, err := db.DB.Exec(
-			`INSERT OR IGNORE INTO brands (id, name, slug, colors, fonts, logos, backgrounds, watermark, default_text_color, default_overlay, created_at, updated_at)
-			 VALUES (?, ?, ?, ?, ?, ?, ?, NULL, ?, ?, ?, ?)`,
+			`INSERT INTO brands (id, name, slug, colors, fonts, logos, backgrounds, watermark, default_text_color, default_overlay, created_at, updated_at)
+			 VALUES (?, ?, ?, ?, ?, ?, ?, NULL, ?, ?, ?, ?)
+			 ON CONFLICT(id) DO UPDATE SET
+			   name=excluded.name, slug=excluded.slug, colors=excluded.colors, fonts=excluded.fonts,
+			   logos=excluded.logos, backgrounds=excluded.backgrounds,
+			   default_text_color=excluded.default_text_color, default_overlay=excluded.default_overlay,
+			   updated_at=excluded.updated_at`,
 			b.ID, b.Name, b.Slug,
 			models.MustJSON(b.Colors), models.MustJSON(b.Fonts),
 			models.MustJSON(b.Logos), models.MustJSON(b.Backgrounds),
@@ -61,35 +61,28 @@ func SeedBrands() {
 			log.Printf("Seed brand %s error: %v", b.ID, err)
 		}
 	}
-	log.Printf("Seeded %d brands", len(brands))
-
-	// Seed default templates
-	var tCount int
-	db.DB.QueryRow("SELECT COUNT(*) FROM templates").Scan(&tCount)
-	if tCount > 0 {
-		return
-	}
 
 	templates := []struct {
 		ID, Name, Brand, Layout, Size string
 		Params                        map[string]string
 	}{
-		// GOHA templates (migrated from D1)
 		{"agency-default", "Agency Default", "goha", "agency-split", "agency-wide", map[string]string{"title": "Your Headline Here", "subtitle": "Supporting text goes here", "feature_image": "/brands/goha/bg/default-background.png"}},
 		{"overlay-dark", "Dark Overlay", "goha", "overlay-center", "fb-post", map[string]string{"title": "This is dark title", "subtitle": "This is subtitle", "title_color": "#FFFFFF", "subtitle_color": "#CCCCCC", "overlay": "dark"}},
 		{"goha-corporate", "GOHA Corporate", "goha", "split-left", "og-image", map[string]string{"title": "Corporate Solutions", "subtitle": "Strategic Growth Partner", "bg_color": "#0f1629", "title_color": "#FFD700", "subtitle_color": "#FFFFFF"}},
 		{"goha-minimal", "GOHA Minimal", "goha", "text-only", "ig-post", map[string]string{"title": "Simple. Elegant. Effective.", "bg_color": "#1a1a3e", "title_color": "#FFFFFF", "subtitle_color": "#FFD700"}},
 		{"goha-professional", "GOHA Professional", "goha", "overlay-center", "yt-thumbnail", map[string]string{"title": "Professional Excellence", "subtitle": "Building Trust Through Quality", "bg_color": "#1a1a3e", "title_color": "#FFD700", "subtitle_color": "#FFFFFF", "overlay": "dark", "bg_image": "/brands/goha/bg/default-background.png"}},
-
-		// Trung Nguyen templates (migrated from D1)
 		{"trungnguyen-showcase", "Trung Nguyên Showcase", "trungnguyen", "brand-showcase", "ig-post", map[string]string{"title": "Robot Máy Ép Nhựa – Xu Hướng Tự Động Hóa Ngành Nhựa", "cta_text": "XEM NGAY", "footer_text": "0986 403 790 – 098 210 3223\ndinhduong@trungnguyentw.com\ntrungnguyentw.com", "accent_color": "#fc7400", "title_color": "#FFFFFF", "frame_image": "/brands/trungnguyen/frame_left.png", "feature_image": "/brands/trungnguyen/sample_cover_2.jpg"}},
 	}
 
 	for _, t := range templates {
 		db.DB.Exec(
-			"INSERT OR IGNORE INTO templates (id, name, brand, layout, size, params, auto_feature_image, created_at, updated_at) VALUES (?, ?, ?, ?, ?, ?, 0, ?, ?)",
+			`INSERT INTO templates (id, name, brand, layout, size, params, auto_feature_image, created_at, updated_at)
+			 VALUES (?, ?, ?, ?, ?, ?, 0, ?, ?)
+			 ON CONFLICT(id) DO UPDATE SET
+			   name=excluded.name, brand=excluded.brand, layout=excluded.layout, size=excluded.size,
+			   params=excluded.params, updated_at=excluded.updated_at`,
 			t.ID, t.Name, t.Brand, t.Layout, t.Size, models.MustJSON(t.Params), now, now,
 		)
 	}
-	log.Printf("Seeded %d templates", len(templates))
+	log.Printf("Synced %d brands, %d templates", len(brands), len(templates))
 }