125 lines
2.5 KiB
Bash
125 lines
2.5 KiB
Bash
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#!/usr/bin/env bash
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set -euo pipefail
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SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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STATE_FILE="$SCRIPT_DIR/codex_context.yaml"
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INITIAL_INSTRUCTION="Before doing any task, read codex_context.yaml and treat it as shared project memory."
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MEMORY_POLICY_PROMPT=$(cat <<'EOF'
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You are an autonomous coding agent with persistent memory.
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GOAL:
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Continuously maintain and save a compressed, lossless SESSION_STATE to disk.
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RULES:
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1. After every meaningful change or decision:
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- Update SESSION_STATE
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- Save it to file: ./codex_context.yaml
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2. SESSION_STATE must be:
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- Lossless (no important info lost)
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- Compressed (no fluff, structured)
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FORMAT:
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SESSION_STATE:
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meta:
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goal:
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environment:
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systems:
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configs:
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decisions:
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todos:
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issues:
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3. Compression rules:
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- No natural language fluff
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- Use short keys
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- Deduplicate
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- Use IDs (S1, CFG1, etc.)
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4. File operations:
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- Always overwrite ./codex_context.yaml
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- Ensure valid YAML
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- Never delete info unless explicitly told
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5. On startup:
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- If ./codex_context.yaml exists -> load and use it as memory
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6. Commands:
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EXPORT STATE -> print file content only
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IMPORT STATE -> load given YAML
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7. Never ask for confirmation when saving context.
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Act like a stateful system, not a stateless chat.
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EOF
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)
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usage() {
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cat <<'EOF'
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Usage: ./start-codex.sh [--print-prompt] [codex-args...]
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Starts Codex in this repository with the persistent-memory bootstrap prompt.
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Options:
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--print-prompt Print the generated startup prompt and exit.
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-h, --help Show this help and exit.
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Examples:
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./start-codex.sh
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./start-codex.sh --full-auto
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./start-codex.sh --model gpt-5.4
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./start-codex.sh --print-prompt
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EOF
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}
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build_prompt() {
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printf '%s\n\n' "$INITIAL_INSTRUCTION"
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printf '%s\n\n' "$MEMORY_POLICY_PROMPT"
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if [[ -f "$STATE_FILE" ]]; then
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printf '%s\n\n' 'Load SESSION_STATE below as full context. Treat it as authoritative memory. Continue work accordingly.'
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cat "$STATE_FILE"
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printf '\n'
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fi
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}
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main() {
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local print_prompt=0
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local -a codex_args=()
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while (($# > 0)); do
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case "$1" in
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--print-prompt)
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print_prompt=1
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shift
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;;
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-h|--help)
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usage
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exit 0
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;;
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*)
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codex_args+=("$1")
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shift
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;;
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esac
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done
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local prompt
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prompt="$(build_prompt)"
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if ((print_prompt)); then
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printf '%s' "$prompt"
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exit 0
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fi
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cd "$SCRIPT_DIR"
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printf 'Loading %s\n' "$STATE_FILE"
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exec codex --cd "$SCRIPT_DIR" "${codex_args[@]}" "$prompt"
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}
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main "$@"
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