Major update

C2Client/.env.example

@@ -1,5 +1,30 @@
 # Copy this file to C2Client/.env and adjust local values.
 # Values already present in the process environment take precedence.
+# Relative paths are resolved from the directory containing this .env file.
+
+# TeamServer connection
+C2_IP=127.0.0.1
+C2_PORT=50051
+C2_DEV_MODE=false
+C2_CERT_PATH=
+C2_USERNAME=
+C2_PASSWORD=
+
+# Generated protocol bindings
+C2_PROTOCOL_PYTHON_ROOT=
+
+# Client UI
+C2_UI_THEME=dark
+C2_SESSION_REFRESH_MS=2000
+C2_SESSION_STALE_AFTER_MS=30000
+C2_LISTENER_REFRESH_MS=2000
+C2_GRAPH_REFRESH_MS=2000
+C2_LOG_DIR=
+C2_LOG_LEVEL=WARNING
+
+# gRPC
+C2_GRPC_CONNECT_TIMEOUT_MS=10000
+C2_GRPC_MAX_MESSAGE_MB=512
 
 # OpenAI provider
 OPENAI_API_KEY=
@@ -16,12 +41,12 @@ C2_ASSISTANT_MEMORY_MODEL=gpt-4.1-mini
 C2_ASSISTANT_TEMPERATURE=0.05
 C2_ASSISTANT_MEMORY_TEMPERATURE=0.05
 C2_ASSISTANT_MAX_TOOL_CALLS=10
+C2_ASSISTANT_MAX_ACTIVE_CONTEXT_TOKENS=64000
+C2_ASSISTANT_LOG_SYNTHESIS_PAYLOADS=false
 C2_ASSISTANT_PENDING_TIMEOUT_MS=120000
 
-# TeamServer authentication
-C2_USERNAME=
-C2_PASSWORD=
-
-# Optional runtime paths
-# C2_CERT_PATH=/absolute/path/to/server.crt
-# C2_PROTOCOL_PYTHON_ROOT=/absolute/path/to/generated/protocol/python
+# Local modules
+C2_DROPPER_MODULES_DIR=
+C2_DROPPER_MODULES_CONF=
+C2_SHELLCODE_MODULES_DIR=
+C2_SHELLCODE_MODULES_CONF=