diff --git a/agent-node/src/agent_pb2.py b/agent-node/src/agent_pb2.py
index 450935e..0bdab29 100644
--- a/agent-node/src/agent_pb2.py
+++ b/agent-node/src/agent_pb2.py
@@ -2,7 +2,7 @@
 # Generated by the protocol buffer compiler.  DO NOT EDIT!
 # NO CHECKED-IN PROTOBUF GENCODE
 # source: agent.proto
-# Protobuf Python Version: 5.29.0
+# Protobuf Python Version: 6.31.1
 """Generated protocol buffer code."""
 from google.protobuf import descriptor as _descriptor
 from google.protobuf import descriptor_pool as _descriptor_pool
@@ -11,9 +11,9 @@
 from google.protobuf.internal import builder as _builder
 _runtime_version.ValidateProtobufRuntimeVersion(
     _runtime_version.Domain.PUBLIC,
-    5,
-    29,
-    0,
+    6,
+    31,
+    1,
     '',
     'agent.proto'
 )
diff --git a/agent-node/src/agent_pb2_grpc.py b/agent-node/src/agent_pb2_grpc.py
index e972a62..e4fe22b 100644
--- a/agent-node/src/agent_pb2_grpc.py
+++ b/agent-node/src/agent_pb2_grpc.py
@@ -5,7 +5,7 @@
 
 import agent_pb2 as agent__pb2
 
-GRPC_GENERATED_VERSION = '1.71.2'
+GRPC_GENERATED_VERSION = '1.80.0'
 GRPC_VERSION = grpc.__version__
 _version_not_supported = False
 
@@ -18,7 +18,7 @@
 if _version_not_supported:
     raise RuntimeError(
         f'The grpc package installed is at version {GRPC_VERSION},'
-        + f' but the generated code in agent_pb2_grpc.py depends on'
+        + ' but the generated code in agent_pb2_grpc.py depends on'
         + f' grpcio>={GRPC_GENERATED_VERSION}.'
         + f' Please upgrade your grpc module to grpcio>={GRPC_GENERATED_VERSION}'
         + f' or downgrade your generated code using grpcio-tools<={GRPC_VERSION}.'
diff --git a/ai-hub/tests/core/grpc/test_crypto.py b/ai-hub/tests/core/grpc/test_crypto.py
new file mode 100644
index 0000000..4f48c26
--- /dev/null
+++ b/ai-hub/tests/core/grpc/test_crypto.py
@@ -0,0 +1,14 @@
+import pytest
+from app.core.grpc.utils.crypto import sign_bytes, verify_bytes_signature, sign_payload, verify_signature
+
+def test_sign_and_verify_payload():
+    payload = "hello world"
+    sig = sign_payload(payload)
+    assert verify_signature(payload, sig) is True
+    assert verify_signature(payload + "x", sig) is False
+
+def test_sign_and_verify_bytes():
+    data = b"hello world"
+    sig = sign_bytes(data)
+    assert verify_bytes_signature(data, sig) is True
+    assert verify_bytes_signature(data + b"x", sig) is False
diff --git a/ai-hub/tests/core/grpc/test_grpc_server.py b/ai-hub/tests/core/grpc/test_grpc_server.py
index c852be5..ba3008f 100644
--- a/ai-hub/tests/core/grpc/test_grpc_server.py
+++ b/ai-hub/tests/core/grpc/test_grpc_server.py
@@ -51,3 +51,56 @@
 def test_build_sandbox_policy_explicit_permissive(orchestrator):
     policy = orchestrator._build_sandbox_policy({"shell": {"sandbox": {"mode": "PERMISSIVE"}}})
     assert policy.mode == agent_pb2.SandboxPolicy.PERMISSIVE
+
+def test_manifest_accumulation(orchestrator):
+    node_id = "test-node"
+    session_id = "session1"
+    
+    orchestrator.mirror = MagicMock()
+    orchestrator.mirror.reconcile.return_value = None
+    
+    # Send chunk 0
+    msg1 = agent_pb2.ClientTaskMessage(
+        file_sync=agent_pb2.FileSyncMessage(
+            session_id=session_id,
+            manifest=agent_pb2.DirectoryManifest(
+                root_path="/tmp",
+                chunk_index=0,
+                is_final=False,
+                files=[agent_pb2.FileInfo(path="file1", is_dir=False, size=100)]
+            )
+        )
+    )
+    orchestrator._handle_client_message(msg1, node_id, MagicMock())
+    
+    key = (node_id, session_id)
+    assert key in orchestrator.manifest_accumulators
+    assert len(orchestrator.manifest_accumulators[key]) == 1
+    
+    # Send chunk 1 (final)
+    msg2 = agent_pb2.ClientTaskMessage(
+        file_sync=agent_pb2.FileSyncMessage(
+            session_id=session_id,
+            manifest=agent_pb2.DirectoryManifest(
+                root_path="/tmp",
+                chunk_index=1,
+                is_final=True,
+                files=[agent_pb2.FileInfo(path="file2", is_dir=False, size=200)]
+            )
+        )
+    )
+    
+    orchestrator._handle_client_message(msg2, node_id, MagicMock())
+    
+    # After final chunk, it should be removed from accumulators
+    assert key not in orchestrator.manifest_accumulators
+    
+    # And mirror.reconcile should be called with full manifest!
+    orchestrator.mirror.reconcile.assert_called_once()
+    args, kwargs = orchestrator.mirror.reconcile.call_args
+    assert args[0] == session_id
+    full_manifest = args[1]
+    assert full_manifest.root_path == "/tmp"
+    assert len(full_manifest.files) == 2
+    assert full_manifest.files[0].path == "file1"
+    assert full_manifest.files[1].path == "file2"
diff --git a/scripts/remote_deploy.sh b/scripts/remote_deploy.sh
index 0d73500..3eac690 100755
--- a/scripts/remote_deploy.sh
+++ b/scripts/remote_deploy.sh
@@ -6,11 +6,13 @@
 USER="${REMOTE_USER}"
 PASS="${REMOTE_PASS}"
 
+LOCAL_APP_DIR="${LOCAL_APP_DIR:-/app}"
+
 # If credentials are missing, try to fetch from GitBucket Private Snippet
 if [ -z "$PASS" ] || [ -z "$HOST" ]; then
     # Load token/id from local env if present
-    if [ -f "/app/.env.gitbucket" ]; then
-        source "/app/.env.gitbucket"
+    if [ -f "$LOCAL_APP_DIR/.env.gitbucket" ]; then
+        source "$LOCAL_APP_DIR/.env.gitbucket"
     fi
 
     GITBUCKET_TOKEN="${GITBUCKET_TOKEN}"
@@ -74,7 +76,7 @@
   --exclude 'data/' \
   --exclude 'CaudeCodeSourceCode/' \
   --exclude '.env*' \
-  -e "ssh -o StrictHostKeyChecking=no" /app/ "$USER@$HOST:$REMOTE_TMP"
+  -e "ssh -o StrictHostKeyChecking=no" "$LOCAL_APP_DIR/" "$USER@$HOST:$REMOTE_TMP"
 
 if [ $? -ne 0 ]; then
     echo "Rsync failed! Exiting."