Add self-hosted AI worker bootstrap

Scripts/ai_codex_escalate.sh

@@ -0,0 +1,50 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+if [[ $# -lt 1 ]]; then
+  echo "Usage: $0 <task-status-json-or-handoff-text> [extra prompt]" >&2
+  exit 2
+fi
+
+STATUS_FILE="$1"
+EXTRA_PROMPT="${2:-}"
+
+if [[ ! -f "$STATUS_FILE" ]]; then
+  echo "Missing status/handoff file: $STATUS_FILE" >&2
+  exit 2
+fi
+
+ROOT="$(git rev-parse --show-toplevel 2>/dev/null || pwd)"
+STAMP="$(date -u +%Y%m%dT%H%M%SZ)"
+OUT_DIR="${ROOT}/Saved/AiEscalations/${STAMP}"
+mkdir -p "$OUT_DIR"
+
+PROMPT_FILE="${OUT_DIR}/codex_prompt.txt"
+LOG_FILE="${OUT_DIR}/codex_exec.log"
+
+{
+  echo "You are Codex being called as an escalation worker for Agrarian."
+  echo "Use the repository at: ${ROOT}"
+  echo
+  echo "Local AI stopped and requested escalation. Review the status below,"
+  echo "inspect the repo, make only the needed changes, run verification, and"
+  echo "summarize the result. Do not hide uncertainty."
+  echo
+  echo "Status / handoff:"
+  cat "$STATUS_FILE"
+  if [[ -n "$EXTRA_PROMPT" ]]; then
+    echo
+    echo "Extra prompt:"
+    echo "$EXTRA_PROMPT"
+  fi
+} > "$PROMPT_FILE"
+
+echo "Prompt written to ${PROMPT_FILE}"
+
+if command -v codex >/dev/null 2>&1; then
+  codex exec "$(cat "$PROMPT_FILE")" 2>&1 | tee "$LOG_FILE"
+else
+  npx -y @openai/codex exec "$(cat "$PROMPT_FILE")" 2>&1 | tee "$LOG_FILE"
+fi
+
+echo "Codex escalation log written to ${LOG_FILE}"