From 3dcd1b9ca5d7ef967d371b427b2defecc6e41804 Mon Sep 17 00:00:00 2001
From: Kai Chappell <git@kschappell.com>
Date: Tue, 2 Dec 2025 02:59:52 +0000
Subject: [PATCH] Release v0.1.0-alpha.1

Physics engine working milestone:
- Thermal-electrical coupling simulation
- LDO DUT model with temperature dependence
- Comprehensive test suite
---
 CHANGELOG.md               | 16 +++++++++++++++-
 src/py_dvt_ate/__init__.py |  2 +-
 2 files changed, 16 insertions(+), 2 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index f7e0179..024fc8b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,20 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [0.1.0-alpha.1] - 2025-12-02
+
+### Added
+- Physics engine with thermal-electrical coupling
+- First-order thermal response calculations for chamber and case
+- Junction temperature calculation via thermal resistance (θ_jc)
+- Self-heating effects from power dissipation
+- LDO DUT model with temperature-dependent behaviour
+  - Output voltage temperature coefficient (ppm/°C)
+  - Quiescent current temperature coefficient
+  - Dropout voltage temperature dependence
+  - Power dissipation calculation
+- Comprehensive physics engine test suite (13 tests)
+
 ## [0.0.1] - 2025-12-01
 
 ### Added
@@ -30,5 +44,5 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 | 0.1.0-beta.1 | TBD | HAL complete |
 | 0.1.0-alpha.3 | TBD | Network ready |
 | 0.1.0-alpha.2 | TBD | Visual demo |
-| 0.1.0-alpha.1 | TBD | Physics engine |
+| 0.1.0-alpha.1 | 2025-12-02 | Physics engine |
 | 0.0.1 | 2025-12-01 | Project scaffolding |
diff --git a/src/py_dvt_ate/__init__.py b/src/py_dvt_ate/__init__.py
index 98adb21..8626458 100644
--- a/src/py_dvt_ate/__init__.py
+++ b/src/py_dvt_ate/__init__.py
@@ -1,3 +1,3 @@
 """py_dvt_ate: Coupled Physics DVT Simulation Platform."""
 
-__version__ = "0.0.1"
+__version__ = "0.1.0-alpha.1"