chore: add Entire CLI, .claude config, CLAUDE.md auto-generation

Enable auto-commit tracking, git-sync hooks, session recovery,
and anonymous identity for the new repo.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

.entire/generate-device-id.sh

@@ -0,0 +1,81 @@
+#!/bin/bash
+# =============================================================================
+# generate-device-id.sh — Generate anonymous device nickname for git commits
+#
+# Creates a persistent device identity like "phantom-fox-a3b2" that:
+# - Hides real username, hostname, and IP
+# - Stays the same across sessions on the same machine
+# - Is unique per device (based on hardware ID hash)
+# =============================================================================
+
+set -euo pipefail
+
+CONFIG_DIR="${XDG_CONFIG_HOME:-$HOME/.config}/entire"
+DEVICE_ID_FILE="$CONFIG_DIR/device-id"
+
+# If already generated, just output it
+if [ -f "$DEVICE_ID_FILE" ]; then
+  cat "$DEVICE_ID_FILE"
+  exit 0
+fi
+
+# --- Generate hardware fingerprint ---
+get_machine_id() {
+  # Try multiple sources for a stable machine ID
+  if [ -f "/etc/machine-id" ]; then
+    cat /etc/machine-id
+  elif [ -f "/var/lib/dbus/machine-id" ]; then
+    cat /var/lib/dbus/machine-id
+  elif command -v ioreg &>/dev/null; then
+    # macOS: IOPlatformSerialNumber
+    ioreg -rd1 -c IOPlatformExpertDevice 2>/dev/null | grep -o '"IOPlatformSerialNumber" = "[^"]*"' | sed 's/.*= "//;s/"//'
+  elif command -v wmic &>/dev/null; then
+    # Windows
+    wmic csproduct get uuid 2>/dev/null | tail -1 | tr -d ' \r\n'
+  else
+    # Fallback: hostname + username hash
+    echo "$(hostname)$(whoami)$(date +%s)"
+  fi
+}
+
+# --- Word lists for readable nicknames ---
+ADJECTIVES=(
+  phantom silent cosmic rapid swift
+  frozen arctic lunar solar neon
+  hidden shadow cipher binary quantum
+  iron steel chrome cobalt silver
+  alpha delta omega sigma theta
+  rogue ghost echo pulse drift
+)
+
+NOUNS=(
+  fox wolf hawk bear lynx
+  node core byte mesh grid
+  spark flame pulse wave beam
+  tower vault forge nexus axis
+  rover scout pilot agent proxy
+  cloud storm frost ember flare
+)
+
+# --- Deterministic selection from hardware ID ---
+MACHINE_ID=$(get_machine_id)
+if command -v sha256sum &>/dev/null; then
+  HASH=$(echo -n "$MACHINE_ID" | sha256sum | cut -c1-8)
+elif command -v shasum &>/dev/null; then
+  HASH=$(echo -n "$MACHINE_ID" | shasum -a 256 | cut -c1-8)
+else
+  HASH=$(echo -n "$MACHINE_ID" | md5sum 2>/dev/null | cut -c1-8 || echo "00000000")
+fi
+
+# Convert first 4 hex chars to indices
+ADJ_IDX=$(( 16#${HASH:0:2} % ${#ADJECTIVES[@]} ))
+NOUN_IDX=$(( 16#${HASH:2:2} % ${#NOUNS[@]} ))
+SUFFIX="${HASH:4:4}"
+
+DEVICE_NAME="${ADJECTIVES[$ADJ_IDX]}-${NOUNS[$NOUN_IDX]}-${SUFFIX}"
+
+# --- Persist ---
+mkdir -p "$CONFIG_DIR"
+echo "$DEVICE_NAME" > "$DEVICE_ID_FILE"
+
+echo "$DEVICE_NAME"