diff --git a/agent-node/src/agent_node/core/regex_patterns.py b/agent-node/src/agent_node/core/regex_patterns.py
index 2ae6d3a..3186aa1 100644
--- a/agent-node/src/agent_node/core/regex_patterns.py
+++ b/agent-node/src/agent_node/core/regex_patterns.py
@@ -31,3 +31,11 @@
 PROTOCOL_HINT_PATTERN = re.compile(r"1337;Task|`e]|\\033]")
 STRIP_START_FENCE = re.compile(r'\x1b]1337;Task(Start|End);id=.*?\x07')
 STRIP_BRACKET_FENCE = re.compile(r'\[\[1337;Task(Start|End);id=.*?\]\]')
+
+# Windows ConPTY stream noise filters
+# Matches Windows ConHost title-set sequences: "0;...<title>..." lines
+WIN_TITLE_RE  = re.compile(r'^\s*0;.*$', re.MULTILINE)
+# Matches the 'call "...bat"' invocation line echoed by cmd.exe
+BAT_CALL_RE   = re.compile(r'^\s*call\s+".+\.bat".*$', re.MULTILINE | re.IGNORECASE)
+# Matches the 'del /Q ...' cleanup echo (fallback; @call suppresses this in practice)
+DEL_RE        = re.compile(r'^\s*del\s+/Q\s+".+\.bat".*$', re.MULTILINE | re.IGNORECASE)
diff --git a/agent-node/src/agent_node/skills/shell_bridge.py b/agent-node/src/agent_node/skills/shell_bridge.py
index 2ed353a..8bb9fbf 100644
--- a/agent-node/src/agent_node/skills/shell_bridge.py
+++ b/agent-node/src/agent_node/skills/shell_bridge.py
@@ -16,7 +16,10 @@
     STRIP_BRACKET_FENCE,
     ECHO_START_PATTERN,
     ECHO_END_PATTERN,
-    PROTOCOL_HINT_PATTERN
+    PROTOCOL_HINT_PATTERN,
+    WIN_TITLE_RE,
+    BAT_CALL_RE,
+    DEL_RE,
 )
 
 class ShellSkill(BaseSkill):
@@ -166,12 +169,6 @@
                 print(f"    [🐚⚠️] Protocol parsing failed: {e}")
                 if sess.get("event"): sess["event"].set()
 
-    # Matches Windows ConHost title-set sequences: "0;...<title>..." lines
-    _WIN_TITLE_RE = re.compile(r'^\s*0;.*$', re.MULTILINE)
-    # Matches the 'call "...bat"' invocation line echoed by cmd
-    _BAT_CALL_RE  = re.compile(r'^\s*call\s+".+\.bat".*$', re.MULTILINE | re.IGNORECASE)
-    # Matches the 'del /Q ...' cleanup echo
-    _DEL_RE       = re.compile(r'^\s*del\s+/Q\s+".+\.bat".*$', re.MULTILINE | re.IGNORECASE)
 
     def _handle_ui_streaming(self, sess, session_id, active_tid, decoded, on_event):
         """Internal helper to filter plumbing and stream terminal output to the client."""
@@ -183,9 +180,9 @@
         
         # Strip Windows internals: title-set escape sequences, bat call/del lines
         clean_no_ansi = ANSI_ESCAPE.sub('', decoded)
-        clean_no_ansi = self._WIN_TITLE_RE.sub('', clean_no_ansi)
-        clean_no_ansi = self._BAT_CALL_RE.sub('', clean_no_ansi)
-        clean_no_ansi = self._DEL_RE.sub('', clean_no_ansi)
+        clean_no_ansi = WIN_TITLE_RE.sub('', clean_no_ansi)
+        clean_no_ansi = BAT_CALL_RE.sub('', clean_no_ansi)
+        clean_no_ansi = DEL_RE.sub('', clean_no_ansi)
 
         # Line-Aware Stealthing for extra safety (protocol fence markers)
         lines = clean_no_ansi.splitlines(keepends=True)
diff --git a/scripts/start_agent.bat b/scripts/start_agent.bat
deleted file mode 100644
index 05d84ad..0000000
--- a/scripts/start_agent.bat
+++ /dev/null
@@ -1,4 +0,0 @@
-@echo off
-cd /d C:\Users\axiey\.cortex\agent-node
-set PYTHONPATH=src
-python src\agent_node\main.py > out.log 2>&1