RELEASE: Finalize Semantic Restructuring v0.1.0

- Folders: literate->harness, src->library, system->environment, scripts->interfaces.
- Synchronized all :tangle paths and system definitions.
- Hardened .gitignore for binary and log artifacts.
- Consolidated all documentation into docs/.

interfaces/opencortex-chat.sh

@@ -0,0 +1,39 @@
+#!/bin/bash
+# opencortex-chat: The terminal mouthpiece for the Autonomous Brain.
+PORT=9105
+HOST=${1:-localhost}
+
+# Check for socat (preferred)
+if command -v socat >/dev/null 2>&1; then
+    # Use socat with READLINE for history and arrow-key support.
+    # It establishes a persistent bidirectional connection.
+    # Note: socat READLINE doesn't handle hex-length framing automatically for input.
+    # We use a wrapper to frame the message.
+    
+    echo "Connected to OpenCortex on $HOST:$PORT (Channel: CLI)"
+    while true; do
+        read -p "User: " MESSAGE
+        if [ -z "$MESSAGE" ]; then continue; fi
+        if [ "$MESSAGE" = "/exit" ]; then break; fi
+        
+        # Frame the message: (:TYPE :EVENT :META (:SOURCE :CLI) :PAYLOAD (:SENSOR :USER-INPUT :TEXT "msg"))
+        PAYLOAD="(:TYPE :EVENT :META (:SOURCE :CLI) :PAYLOAD (:SENSOR :USER-INPUT :TEXT \"$MESSAGE\"))"
+        LEN=$(printf "%s" "$PAYLOAD" | wc -c)
+        HEXLEN=$(printf "%06x" $LEN)
+        
+        # Send and read response
+        (printf "%s%s" "$HEXLEN" "$PAYLOAD" | nc -N $HOST $PORT) | while read -r LINE; do
+            # The line will have the 6-char hex length prefix.
+            # We strip it and look for the response.
+            CLEAN=$(echo "$LINE" | sed 's/^......//')
+            if [[ "$CLEAN" == *":TEXT"* ]]; then
+                 # Extract the text content (simple grep-like extraction for CLI fallback)
+                 TEXT=$(echo "$CLEAN" | sed -n 's/.*:TEXT "\([^"]*\)".*/\1/p')
+                 echo "Agent: $TEXT"
+            fi
+        done
+    done
+else
+    echo "Error: socat or nc required."
+    exit 1
+fi