Add debug version of user_prompt hook

This version logs all activity to /tmp/claude_hooks_debug.log
to help diagnose why hooks aren't being called by Claude Code.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

.claude/hooks/user_prompt_debug.sh

@@ -0,0 +1,62 @@
+#!/bin/bash
+# Debug version of user_prompt.sh with extensive logging
+
+LOG_FILE="/tmp/claude_hooks_debug.log"
+exec >> "$LOG_FILE" 2>&1
+
+echo "=== $(date) - UserPromptSubmit Hook Called ==="
+
+# Read JSON from stdin
+INPUT=$(cat)
+echo "Raw Input: $INPUT"
+
+# Extract fields using jq
+SESSION_ID=$(echo "$INPUT" | jq -r '.session_id // "unknown"')
+PROMPT=$(echo "$INPUT" | jq -r '.prompt // .text // ""')
+PROMPT_LENGTH=${#PROMPT}
+TIMESTAMP=$(echo "$INPUT" | jq -r '.timestamp // (now | tonumber)')
+
+echo "Parsed - Session: $SESSION_ID, Prompt Length: $PROMPT_LENGTH"
+
+# Check config file
+if [ -f ~/.claude/monitor_url ]; then
+  MONITOR_URL=$(cat ~/.claude/monitor_url)
+  echo "Using config file URL: $MONITOR_URL"
+else
+  MONITOR_URL="${CLAUDE_MONITOR_URL:-http://localhost:8000}"
+  echo "Using env/default URL: $MONITOR_URL"
+fi
+
+# Build payload
+PAYLOAD=$(jq -n \
+  --arg session_id "$SESSION_ID" \
+  --arg event_type "UserPromptSubmit" \
+  --arg prompt "$PROMPT" \
+  --arg prompt_length "$PROMPT_LENGTH" \
+  --arg timestamp "$TIMESTAMP" \
+  '{
+    session_id: $session_id,
+    event_type: $event_type,
+    tool_input: $prompt,
+    description: ("User submitted prompt (" + $prompt_length + " chars)"),
+    timestamp: ($timestamp | tonumber)
+  }')
+
+echo "Payload: $PAYLOAD"
+echo "Sending to: ${MONITOR_URL}/api/events"
+
+# Send to backend
+RESPONSE=$(curl -X POST \
+  -H "Content-Type: application/json" \
+  -d "$PAYLOAD" \
+  "${MONITOR_URL}/api/events" \
+  --max-time 2 \
+  --write-out "\nHTTP_CODE:%{http_code}" \
+  --silent \
+  --show-error 2>&1)
+
+echo "Response: $RESPONSE"
+echo "=== End ==="
+echo ""
+
+exit 0