updated readme files to reflect earlier changes in last commit

PROJECT_STRUCTURE.md

@@ -30,10 +30,10 @@ membership/
 │       │       ├── email_templates.py
 │       │       ├── events.py     # Events and RSVPs
 │       │       └── feature_flags.py
-│       ├── core/                 # Config, database, security, default data
+│       ├── core/                 # Config, database, security, datetime helpers, default data
 │       ├── models/               # SQLAlchemy models
 │       ├── schemas/              # Pydantic schemas
-│       ├── services/             # Email, bounce, Square, feature flags
+│       ├── services/             # Email, bounce, Square, attendance, feature flags
 │       └── tests/                # Fast backend pytest unit tests
 │
 ├── docker/
@@ -64,9 +64,11 @@ membership/
 - **`backend/app/core/config.py`** - Settings management.
 - **`backend/app/core/init_db.py`** - Default membership tiers, super admin, email templates, and profile questions.
 - **`backend/app/core/security.py`** - JWT tokens and password hashing.
+- **`backend/app/core/datetime.py`** - UTC helpers and Zulu serialization helpers.
 - **`backend/app/models/models.py`** - Database tables.
 - **`backend/app/schemas/schemas.py`** - API request/response models.
 - **`backend/app/tests/test_profile_question_logic.py`** - Fast backend unit tests for profile answer validation.
+- **`backend/app/tests/test_datetime_utc.py`** - UTC normalization and serialization tests.
 
 ### Frontend Application
 - **`frontend/src/pages/Dashboard.tsx`** - Main member/admin dashboard.
@@ -76,7 +78,9 @@ membership/
 - **`frontend/src/components/ProfileQuestionsForm.tsx`** - Member/admin answer form with dependency handling.
 - **`frontend/src/components/EmailTemplateManagement.tsx`** - Email template editing.
 - **`frontend/src/components/BounceManagement.tsx`** - SMTP2GO bounce management.
+- **`frontend/src/components/EspReaderManagement.tsx`** - ESP reader, card, tap, and attendance admin UI.
 - **`frontend/src/utils/profileQuestionLogic.test.ts`** - Fast frontend unit tests for profile-question visibility/editability.
+- **`frontend/src/utils/timezone.ts`** - Europe/London display helpers and UTC conversion utilities.
 
 ## API Endpoints
 
@@ -87,6 +91,7 @@ membership/
 - **`payments.py`** - Payment history, manual payments, Square config/process/refund.
 - **`events.py`** - Event CRUD, upcoming events, RSVP create/update, RSVP listing.
 - **`email.py`** - SMTP2GO test emails, welcome email tests, bounce webhook, bounce stats, cleanup, deactivation.
+- **`esp.py`** - ESP reader provisioning, time sync, tap capture, dashboard login, attendance, and queued write jobs.
 - **`email_templates.py`** - Database-backed template listing, lookup, update, and default seeding.
 - **`feature_flags.py`** - Public feature flag listing/lookup and super-admin-only reload.
 
@@ -104,6 +109,10 @@ Fully implemented:
 - **EmailTemplate** - Editable database-backed email templates.
 - **EmailBounce** - SMTP2GO bounce, complaint, and unsubscribe tracking.
 - **PasswordResetToken** - One-time password reset support.
+- **EspReader** - Provisioned RFID readers with UTC heartbeat and time-sync data.
+- **RfidTap** - UTC-normalized RFID tap records.
+- **AttendanceSession** - Attendance sessions driven by RFID taps.
+- **RfidCardWriteJob** - Queued RFID card write jobs.
 - **VolunteerRole** - Volunteer role definitions.
 - **VolunteerAssignment** - Member-to-role assignments.
 - **VolunteerSchedule** - Volunteer shift schedules.