chore: prepare release v1.0.0

Author: wcoleman-rti

CHANGELOG.md

@@ -0,0 +1,58 @@
+# Changelog
+
+All notable changes to this project will be documented in this file.
+
+The format is based on [Keep a Changelog](https://keepachangelog.com/),
+and this project adheres to [Semantic Versioning](https://semver.org/).
+
+## [Unreleased]
+
+## [1.0.0] - 2026-03-25
+
+Initial stable release of the RTI MedTech Reference Architecture.
+
+### Added
+
+- **Module 01 — Operating Room**: Orchestrator (C++), PatientSensor (C++),
+  ArmController (C++), PatientMonitor (Python/PySide6), and Arm (Python/PySide6)
+  applications demonstrating a connected surgical environment
+- **Module 02 — Record and Playback**: Recording Service and Replay Service
+  configurations for capturing and replaying DDS data from the operating room
+- **Module 03 — Remote Teleoperation**: Routing Service and Cloud Discovery
+  Service configurations supporting three WAN communication scenarios
+  (direct, cloud-relayed, and cloud-brokered)
+- **System Architecture**: Shared Types.xml, QoS profiles (secure and
+  non-secure), XML Application Creation (DomainLibrary, ParticipantLibrary),
+  and DDS security infrastructure (certificates, governance, permissions)
+- Renovated GUI for PatientMonitor and ArmController with real-time waveform
+  rendering, arc gauges, and security-threat status indicators
+- Orchestrator GUI with device status panels and unsecure/security-threat
+  indicators
+- NAT type checker utility for WAN scenario planning
+- Cross-platform launch scripts (bash and batch) for all modules
+- Security setup scripts for generating certificates and signing governance
+  and permissions files
+
+### Dependencies
+
+- RTI Connext DDS 7.3.0
+- RTI Code Generator (rtiddsgen) 4.3.0
+- CMake >= 3.11
+
+---
+
+### Pre-v1.0.0 History
+
+The following milestones occurred during development prior to the adoption of
+formal versioning:
+
+| Date | Commit | Milestone |
+|------|--------|-----------|
+| 2024-09-24 | `b2ff6e4` | First commit — Modules 01 (Operating Room) and 02 (Record/Playback) with system architecture |
+| 2024-10-15 | `d68d8a4` | Optimized C++ type registration |
+| 2025-09-18 | `39aff1b` | Changed `patient_name` to `patient_id` for HIPAA compliance |
+| 2025-10-27 | `81cb841` | Module 03 (Remote Teleoperation) added |
+| 2025-11-25 | `bc15eee` | Fixed unsigned int types for measurement fields |
+| 2025-11-25 | `964f40d` | Refactored naming conventions (demo → module), consolidated security under system_arch |
+| 2025-11-26 | `b949a18` | Made launch scripts executable |
+| 2025-11-26 | `d227e59` | Renovated GUIs merged (PR #2) |