Codex/whe 15 bootstrap workspace (#1)

* feat(WHE-15): bootstrap bun workspace with app and package scaffolds

* chore(WHE-17): switch workspace typecheck to tsgo

* chore(WHE-16): configure oxlint and oxfmt no-semicolon style

* chore: address CodeRabbit review feedback

* chore: apply coderabbit fixes and add review script

* docs: add ADR decision metadata

docs/roadmap.md

@@ -1,9 +1,11 @@
 # Household Bot Roadmap
 
 ## Vision
+
 Build a clean, modular Telegram household finance platform with a mini app, designed for real use and portfolio-grade engineering quality.
 
 ## Principles
+
 - Hexagonal architecture with strict ports/adapters boundaries.
 - Small, composable modules and strong type safety.
 - Incremental delivery with small commits and always-green CI.
@@ -11,9 +13,11 @@ Build a clean, modular Telegram household finance platform with a mini app, desi
 - Pragmatic v1, explicit enterprise extensions in later phases.
 
 ## Phase 0 - Foundation
+
 Goal: establish architecture, tooling, and delivery guardrails.
 
 Deliverables:
+
 - Bun workspace monorepo layout.
 - TypeScript strict base config.
 - Oxlint setup and formatting conventions (no semicolons).
@@ -21,27 +25,33 @@ Deliverables:
 - Initial ADRs and spec template.
 
 Exit criteria:
+
 - Fresh clone can run quality checks with one command.
 - CI passes on default branch.
 - Architecture boundaries are documented.
 
 ## Phase 1 - Finance Core
+
 Goal: implement deterministic domain logic for monthly settlements.
 
 Deliverables:
+
 - Domain value objects (`Money`, `BillingPeriod`, IDs).
 - Settlement engine for rent + utility + purchase offsets.
 - Default equal utility split, with optional day-based override.
 - Domain unit tests covering edge cases.
 
 Exit criteria:
+
 - Settlement logic is adapter-independent.
 - Domain test suite covers normal and failure paths.
 
 ## Phase 2 - Telegram Bot Core
+
 Goal: process household activity and manage billing cycles in Telegram.
 
 Deliverables:
+
 - grammY bot webhook service.
 - Topic listener for `Общие покупки`.
 - Utility and rent commands.
@@ -49,60 +59,74 @@ Deliverables:
 - Idempotent message processing.
 
 Exit criteria:
+
 - Purchase messages are ingested and persisted.
 - Monthly statement can be produced via command.
 
 ## Phase 3 - Reminders and Scheduling
+
 Goal: automate key payment reminders.
 
 Deliverables:
+
 - Cloud Scheduler jobs.
 - Reminder handlers for day 3/4 utilities, day 17 rent notice, day 20 due date.
 - Dedicated topic posting for reminders.
 
 Exit criteria:
+
 - Scheduled reminders fire reliably.
 - Duplicate sends are prevented.
 
 ## Phase 4 - Mini App V1
+
 Goal: deliver a usable household dashboard.
 
 Deliverables:
+
 - SolidJS mini app shell.
 - Telegram initData verification and membership gate.
 - Ledger view, balances, and settlement preview.
 - RU/EN localization.
 
 Exit criteria:
+
 - Active group members can view current month balances.
 - Financial views are consistent with bot calculations.
 
 ## Phase 5 - Anonymous Feedback + Safety
+
 Goal: support safer household communication.
 
 Deliverables:
+
 - Anonymous DM flow to bot.
 - Sanitized/rephrased repost to group topic.
 - Rate limits and blocklist moderation.
 
 Exit criteria:
+
 - Sender identity is hidden from group users.
 - Abuse controls prevent spam and obvious misuse.
 
 ## Phase 6 - Hardening and Portfolio Polish
+
 Goal: production readiness and strong showcase quality.
 
 Deliverables:
+
 - Sentry integration and structured logging.
 - Integration and end-to-end tests.
 - Runbooks and operational docs.
 - Architecture diagram and demo instructions.
 
 Exit criteria:
+
 - Incident/debug workflow is documented.
 - Repo can be reviewed as a coherent system design case study.
 
 ## Deferred (Post-v1)
+
 - House wiki pages (Wi-Fi, rules, how-to).
 - Cleaning/karma workflow.
 - Advanced analytics and trend insights.