wacrm/.env.local.example
Arnas Donauskas 3113738c7e
feat(templates): submit-to-Meta endpoint + component-based form builder
Closes the second half of #147. Users can now create a template in
wacrm and submit it to Meta for approval without leaving the app —
no more dummy local rows that fail with Meta error #132001 on send.

API surface
-----------

POST /api/whatsapp/templates/submit
  Auth → fetch whatsapp_config → validate payload → build Meta
  components → POST to /{waba_id}/message_templates → persist row
  with meta_template_id + status + sample_values +
  last_submitted_at. Per-field validators throw with specific
  messages before the network call, so misconfigured templates
  fail with "button #3 missing url" instead of a 400 from Meta.
  429s are detected and surfaced as "rate limit hit (100/hr)".

WHATSAPP_TEMPLATES_DRY_RUN=true short-circuits the Meta call and
issues a synthetic `dry-run-<uuid>` meta_template_id so CI and
local dev can exercise the full form without a real WABA.

New modules
-----------

src/lib/whatsapp/template-validators.ts
  Pure functions encoding Meta's caps: 1024-char body, 60-char
  footer/header, 25-char button text, 10 buttons max, 2 URL / 1
  PHONE_NUMBER / 1 COPY_CODE, QUICK_REPLY contiguity rule, URL
  example required when {{1}} is present, COPY_CODE example
  required, header media URL must be http(s), variables must be
  contiguous starting at {{1}}. 41 unit tests cover each rule.

src/lib/whatsapp/template-components.ts
  Translates our local row shape into Meta's components array
  (HEADER → BODY → FOOTER → BUTTONS, body_text examples as a 2D
  array per spec, header_handle preferred over header_url when
  both are present). Snapshot tests assert the wire shape.

src/lib/whatsapp/template-status-normalize.ts
  Single source of truth for upstream→local status mapping.
  Replaces the duplicated normalizer in sync/route.ts; the
  upcoming webhook handler will share it too.

src/lib/whatsapp/meta-api.ts
  New submitMessageTemplate() helper following the existing
  named-args + throwMetaError pattern.

Form rewrite
------------

src/components/settings/template-manager.tsx replaces the flat
form with a component-based builder:

  * Header: format select (None / Text / Image / Video / Document)
    + conditional inputs — text + variable-aware sample row for
    TEXT, URL paste for media (file upload slot ready for the
    Resumable Upload follow-up)
  * Body: textarea with live {{N}} extraction → sample-value rows
    auto-appear and shrink as variables are added/removed
  * Footer: 60-char capped input
  * Buttons editor: add up to 10, per-row type picker
    (Quick Reply / URL / Phone / Copy Code), conditional URL +
    example + phone + code fields, X to remove
  * Card display now surfaces rejection_reason / submission_error
    (red banner) and quality_score (GREEN/YELLOW/RED chip)
  * AUTHENTICATION shows a "create in Meta Manager + Sync" banner
    and disables Submit — that category has a different shape
    (fixed body, mandatory OTP button) and lands in a follow-up

Side effects
------------

  * Broadcast Step 1 picker (step1-choose-template.tsx) now
    filters to status='APPROVED' to match the inbox picker —
    selecting a non-approved template would 400 on send.
  * .env.local.example documents META_APP_ID (Resumable Upload
    follow-up) and WHATSAPP_TEMPLATES_DRY_RUN.

Out of scope (subsequent PRs):
  * Edit / resubmit / delete endpoints (PR 4)
  * Webhook handler for real-time status (PR 5)
  * sendTemplateMessage media + button param support (PR 6)
  * Resumable Upload + AUTHENTICATION builder (follow-up)

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
2026-05-29 15:34:58 +02:00

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# ============================================================
# REQUIRED — the app won't start without these.
# ============================================================
# Supabase (Project Settings → API)
NEXT_PUBLIC_SUPABASE_URL=https://your-project.supabase.co
NEXT_PUBLIC_SUPABASE_ANON_KEY=your-anon-key
# Supabase service-role key. Bypasses RLS; used only by server-side
# routes (the webhook and automation engine). Keep this secret —
# never paste it into client code.
SUPABASE_SERVICE_ROLE_KEY=your-service-role-key
# WhatsApp token encryption (64 hex chars = 32 bytes, AES-256-GCM).
# Generate with:
# node -e "console.log(require('crypto').randomBytes(32).toString('hex'))"
# Rotating this value orphans every token encrypted under the previous
# key — users have to re-save their WhatsApp settings to reconnect.
ENCRYPTION_KEY=your-64-char-hex-key-here
# Meta App Secret (Meta for Developers → App Settings → Basic).
# Verifies the HMAC-SHA256 signature on every inbound webhook POST.
# Required — without it the webhook rejects every request.
META_APP_SECRET=your-meta-app-secret
# ============================================================
# RECOMMENDED — safe defaults exist but you'll want to set these.
# ============================================================
# Canonical public URL of this deployment (scheme + host, no trailing
# slash). Used for the sitemap, OG images, and any email the app
# sends. Defaults to https://wacrm.tech if unset.
NEXT_PUBLIC_SITE_URL=https://crm.example.com
# ============================================================
# OPTIONAL — only needed if you use the feature.
# ============================================================
# Shared secret protecting GET /api/automations/cron. Required if you
# use Wait steps in automations (a scheduled pinger drains pending
# executions). Generate any long random string:
# openssl rand -hex 32
# See docs/automations-and-cron.md.
# AUTOMATION_CRON_SECRET=generate-a-long-random-string
# Meta App ID (Meta for Developers → App Settings → Basic). Required
# only for the (planned) Resumable Upload flow that lets users attach
# local media files as template header samples. Submitting templates
# with a public sample URL works without it. Pair with META_APP_SECRET.
# META_APP_ID=your-meta-app-id
# When "true", POST /api/whatsapp/templates/submit skips the Meta call
# and stores the row with a synthetic `dry-run-<uuid>` meta_template_id.
# Set this in CI and local development so you can exercise the full
# template UI without a real WABA. Leave unset (or "false") in prod.
# WHATSAPP_TEMPLATES_DRY_RUN=true