Files
bootstrap/tools/prdy/prdy-init.sh
Jason Woltje c9bf578396 feat: add mosaic prdy command for PRD creation and validation
Adds `mosaic prdy {init|update|validate}` subcommand:
- init: launches yolo Claude session with PRD-focused system prompt
- update: launches session to modify existing docs/PRD.md
- validate: bash-only completeness checker (15 checks against PRD guide)

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-23 11:04:35 -06:00

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#!/usr/bin/env bash
set -euo pipefail
#
# prdy-init.sh — Create a new PRD via guided Claude session
#
# Usage:
# prdy-init.sh [--project <path>] [--name <feature>]
#
# Launches a dedicated Claude Code session in yolo mode with a specialized
# system prompt that guides the user through PRD creation. The output is
# written to docs/PRD.md.
SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
source "$SCRIPT_DIR/_lib.sh"
# ─── Parse arguments ─────────────────────────────────────────────────────────
PROJECT="."
NAME=""
while [[ $# -gt 0 ]]; do
case "$1" in
--project) PROJECT="$2"; shift 2 ;;
--name) NAME="$2"; shift 2 ;;
-h|--help)
cat <<'USAGE'
prdy-init.sh — Create a new PRD via guided Claude session
Usage: prdy-init.sh [--project <path>] [--name <feature>]
Options:
--project <path> Project directory (default: CWD)
--name <feature> Feature or project name (optional, Claude will ask if omitted)
Launches Claude Code in yolo mode with a PRD-focused system prompt.
The agent will ask clarifying questions, then write docs/PRD.md.
Examples:
mosaic prdy init
mosaic prdy init --name "User Authentication"
mosaic prdy init --project ~/src/my-app --name "Dashboard Redesign"
USAGE
exit 0
;;
*) echo "Unknown option: $1" >&2; exit 1 ;;
esac
done
# Expand tilde if passed literally (e.g., --project ~/src/foo)
PROJECT="${PROJECT/#\~/$HOME}"
# ─── Preflight checks ───────────────────────────────────────────────────────
_require_cmd "claude"
# Check for existing PRD
EXISTING="$(find_prd "$PROJECT")"
if [[ -n "$EXISTING" ]]; then
fail "PRD already exists: $EXISTING"
echo -e " Use ${C_CYAN}mosaic prdy update${C_RESET} to modify the existing PRD."
exit 1
fi
# Ensure docs/ directory exists
mkdir -p "$PROJECT/docs"
# ─── Build system prompt ─────────────────────────────────────────────────────
step "Launching PRD creation session"
SYSTEM_PROMPT="$(build_prdy_system_prompt "init")"
# Build kickoff message
if [[ -n "$NAME" ]]; then
KICKOFF="Create docs/PRD.md for the feature: ${NAME}. Read the project context first, then ask clarifying questions before writing the PRD."
else
KICKOFF="Create docs/PRD.md for this project. Read the project context first, then ask the user what they want to build. Ask clarifying questions before writing the PRD."
fi
# ─── Launch Claude ───────────────────────────────────────────────────────────
info "Output target: $PROJECT/$PRD_CANONICAL"
info "Mode: PRD Creation (yolo)"
echo ""
cd "$PROJECT"
exec claude --dangerously-skip-permissions --append-system-prompt "$SYSTEM_PROMPT" "$KICKOFF"