feat: initialize full-stack architecture with backend routes, database schema, and glassmorphic frontend UI

backend/routes/seo.py

@@ -0,0 +1,78 @@
+from flask import Blueprint, request, jsonify
+from ..db import get_db_connection, release_db_connection
+from ..middleware import token_required
+import random
+from datetime import datetime, timedelta
+
+seo_blueprint = Blueprint('seo', __name__)
+
+@seo_blueprint.route('/seo/keywords', methods=['GET'])
+@token_required
+def list_keywords(current_user_id):
+    conn = get_db_connection()
+    cur = conn.cursor()
+    cur.execute("""
+        SELECT k.id, k.keyword, k.article, k.platform, 
+               (SELECT position FROM seo_history h WHERE h.keyword_id = k.id ORDER BY checked_at DESC LIMIT 1) as last_pos
+        FROM seo_keywords k
+        WHERE k.user_id = %s
+    """, (current_user_id,))
+    rows = cur.fetchall()
+    release_db_connection(conn)
+    
+    return jsonify([{
+        "id": r[0],
+        "keyword": r[1],
+        "article": r[2],
+        "platform": r[3],
+        "last_position": r[4]
+    } for r in rows])
+
+@seo_blueprint.route('/seo/keywords', methods=['POST'])
+@token_required
+def add_keyword(current_user_id):
+    data = request.json
+    keyword = data.get('keyword')
+    article = data.get('article')
+    platform = data.get('platform', 'ozon')
+    
+    if not keyword or not article:
+        return jsonify({"error": "Keyword and article are required"}), 400
+        
+    conn = get_db_connection()
+    cur = conn.cursor()
+    cur.execute(
+        "INSERT INTO seo_keywords (user_id, keyword, article, platform) VALUES (%s, %s, %s, %s) RETURNING id",
+        (current_user_id, keyword, article, platform)
+    )
+    kid = cur.fetchone()[0]
+    
+    # Generate some mock history immediately
+    for i in range(7):
+        date = datetime.now() - timedelta(days=i)
+        pos = random.randint(1, 150)
+        cur.execute("INSERT INTO seo_history (keyword_id, position, checked_at) VALUES (%s, %s, %s)", (kid, pos, date))
+        
+    conn.commit()
+    release_db_connection(conn)
+    return jsonify({"id": kid}), 201
+
+@seo_blueprint.route('/seo/history/<int:keyword_id>', methods=['GET'])
+@token_required
+def get_seo_history(current_user_id, keyword_id):
+    conn = get_db_connection()
+    cur = conn.cursor()
+    # Check ownership
+    cur.execute("SELECT id FROM seo_keywords WHERE id = %s AND user_id = %s", (keyword_id, current_user_id))
+    if not cur.fetchone():
+        release_db_connection(conn)
+        return jsonify({"error": "Not found"}), 404
+        
+    cur.execute("SELECT position, checked_at FROM seo_history WHERE keyword_id = %s ORDER BY checked_at ASC", (keyword_id,))
+    rows = cur.fetchall()
+    release_db_connection(conn)
+    
+    return jsonify([{
+        "position": r[0],
+        "date": r[1].strftime('%d.%m')
+    } for r in rows])