diff --git a/app/core/_config.py b/app/core/_config.py
index 67c2d65..695f0a7 100644
--- a/app/core/_config.py
+++ b/app/core/_config.py
@@ -31,7 +31,7 @@ _now_str = datetime.now().strftime("%Y-%m-%d_%H-%M-%S")
 LOG_FILEPATH = f"{LOG_DIR}/{_now_str}.log"
 
 WEB_APP_URLS = {
-    'uploadContent': f"https://web2-client.vercel.app/uploadContent"
+    'uploadContent': f"https://my-public-node-8.projscale.dev/uploadContent"
 }
 
 ALLOWED_CONTENT_TYPES = [
diff --git a/app/core/_secrets.py b/app/core/_secrets.py
index 6a63273..4f6451f 100644
--- a/app/core/_secrets.py
+++ b/app/core/_secrets.py
@@ -1,11 +1,14 @@
 from os import getenv, urandom
 import os
+import time
+import json
 
 from nacl.bindings import crypto_sign_seed_keypair
 from tonsdk.utils import Address
 
 from app.core._blockchain.ton.wallet_v3cr3 import WalletV3CR3
 from app.core.logger import make_log
+from sqlalchemy import create_engine, text
 
 
 def _load_seed_from_env_or_generate() -> bytes:
@@ -17,13 +20,83 @@ def _load_seed_from_env_or_generate() -> bytes:
     return urandom(32)
 
 
+def _init_seed_via_db() -> bytes:
+    """Store and read hot seed from PostgreSQL service_config (key='private_key').
+    Primary node writes it once; workers wait until it appears.
+    """
+    from app.core._config import DATABASE_URL
+
+    engine = create_engine(DATABASE_URL, pool_pre_ping=True)
+    role = os.getenv("NODE_ROLE", "worker").lower()
+
+    def db_ready(conn) -> bool:
+        try:
+            r = conn.execute(text("SELECT to_regclass('public.service_config')")).scalar()
+            return r is not None
+        except Exception:
+            return False
+
+    # Wait for table to exist
+    start = time.time()
+    with engine.connect() as conn:
+        while not db_ready(conn):
+            time.sleep(0.5)
+            if time.time() - start > 120:
+                raise TimeoutError("service_config table not available")
+
+        def read_seed() -> bytes | None:
+            row = conn.execute(text("SELECT packed_value FROM service_config WHERE key = :k LIMIT 1"), {"k": "private_key"}).first()
+            if not row:
+                return None
+            packed = row[0] or {}
+            try:
+                # packed_value is JSON; ensure dict
+                if isinstance(packed, str):
+                    packed = json.loads(packed)
+                seed_hex = packed.get("value")
+                return bytes.fromhex(seed_hex) if seed_hex else None
+            except Exception:
+                return None
+
+        seed = read_seed()
+        if seed:
+            return seed
+
+        if role == "primary":
+            seed = _load_seed_from_env_or_generate()
+            # Try insert; if another primary raced, ignore
+            try:
+                conn.execute(
+                    text("INSERT INTO service_config (key, packed_value) VALUES (:k, CAST(:v AS JSON))"),
+                    {"k": "private_key", "v": json.dumps({"value": seed.hex()})}
+                )
+                conn.commit()
+                make_log("HotWallet", "Seed saved in service_config by primary", level='info')
+                return seed
+            except Exception:
+                conn.rollback()
+                # Read again in case of race
+                seed2 = read_seed()
+                if seed2:
+                    return seed2
+                raise
+        else:
+            make_log("HotWallet", "Worker waiting for seed in service_config...", level='info')
+            while True:
+                seed = read_seed()
+                if seed:
+                    return seed
+                time.sleep(0.5)
+
+
 _extra_ton_wallet_options = {}
 if getenv('TON_CUSTOM_WALLET_ADDRESS'):
     _extra_ton_wallet_options['address'] = Address(getenv('TON_CUSTOM_WALLET_ADDRESS'))
 
 
 def _init_wallet():
-    hot_seed_bytes = _load_seed_from_env_or_generate()
+    # Primary writes to DB; workers wait and read from DB
+    hot_seed_bytes = _init_seed_via_db()
     pub, priv = crypto_sign_seed_keypair(hot_seed_bytes)
     wallet = WalletV3CR3(
         private_key=priv,
diff --git a/app/core/background/indexer_service.py b/app/core/background/indexer_service.py
index 496d7ac..1931cc1 100644
--- a/app/core/background/indexer_service.py
+++ b/app/core/background/indexer_service.py
@@ -47,9 +47,11 @@ async def indexer_loop(memory, platform_found: bool, seqno: int) -> [bool, int]:
         except BaseException as e:
             make_log("TON_Daemon", f"Error while saving TON per STAR price: {e}" + '\n' + traceback.format_exc(), level="ERROR")
 
+        from sqlalchemy import cast
+        from sqlalchemy.dialects.postgresql import JSONB
         new_licenses = (await session.execute(select(UserContent).where(
             and_(
-                ~UserContent.meta.contains({'notification_sent': True}),
+                ~(cast(UserContent.meta, JSONB).contains({'notification_sent': True})),
                 UserContent.type == 'nft/listen'
             )
         ))).scalars().all()
diff --git a/app/core/background/license_service.py b/app/core/background/license_service.py
index a6d1a07..d2ed681 100644
--- a/app/core/background/license_service.py
+++ b/app/core/background/license_service.py
@@ -77,7 +77,7 @@ async def license_index_loop(memory, platform_found: bool, seqno: int) -> [bool,
             User.last_use > datetime.now() - timedelta(hours=4)
         ).order_by(User.updated.asc()))).scalars().all()
         for user in users:
-            user_wallet_address = user.wallet_address(session)
+            user_wallet_address = await user.wallet_address_async(session)
             if not user_wallet_address:
                 make_log("LicenseIndex", f"User {user.id} has no wallet address", level="info")
                 continue
diff --git a/app/core/background/ton_service.py b/app/core/background/ton_service.py
index de505f9..2814b84 100644
--- a/app/core/background/ton_service.py
+++ b/app/core/background/ton_service.py
@@ -97,7 +97,7 @@ async def main_fn(memory):
             service_wallet.create_transfer_message(
                 [{
                     'address': highload_wallet.address.to_string(1, 1, 0),
-                    'amount': int(0.08 * 10 ** 9),
+                    'amount': int(0.02 * 10 ** 9),
                     'send_mode': 1,
                     'payload': begin_cell().store_uint(0, 32).end_cell()
                 }], sw_seqno_value