update changelog

Author: ytdHuang

CHANGELOG.md

@@ -7,10 +7,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased](https://github.com/qutip/QuantumToolbox.jl/tree/main)
 
-- Align statistical analysis methods for multi-trajectory solutions to `QuTiP` [#471]. Remove field `average_expect`, replace field `runs_expect` as `expect`, and introduce the following functions:
-  - `average_states`
-  - `average_expect`
-  - `std_expect`
+- Align statistical analysis methods for multi-trajectory solutions to `QuTiP` [#471].
 
 ## [v0.31.1]
 Release date: 2025-05-16
@@ -147,6 +144,95 @@ Release date: 2024-11-13
 - This is just a demonstration about [`Changelog.jl`](https://github.com/JuliaDocs/Changelog.jl). ([#139], [#306])
 
 
+<!-- Links generated by Changelog.jl -->
+
+[v0.21.4]: https://github.com/qutip/QuantumToolbox.jl/releases/tag/v0.21.4
+[v0.21.5]: https://github.com/qutip/QuantumToolbox.jl/releases/tag/v0.21.5
+[v0.22.0]: https://github.com/qutip/QuantumToolbox.jl/releases/tag/v0.22.0
+[v0.23.0]: https://github.com/qutip/QuantumToolbox.jl/releases/tag/v0.23.0
+[v0.23.1]: https://github.com/qutip/QuantumToolbox.jl/releases/tag/v0.23.1
+[v0.24.0]: https://github.com/qutip/QuantumToolbox.jl/releases/tag/v0.24.0
+[v0.25.0]: https://github.com/qutip/QuantumToolbox.jl/releases/tag/v0.25.0
+[v0.25.1]: https://github.com/qutip/QuantumToolbox.jl/releases/tag/v0.25.1
+[v0.25.2]: https://github.com/qutip/QuantumToolbox.jl/releases/tag/v0.25.2
+[v0.26.0]: https://github.com/qutip/QuantumToolbox.jl/releases/tag/v0.26.0
+[v0.27.0]: https://github.com/qutip/QuantumToolbox.jl/releases/tag/v0.27.0
+[v0.28.0]: https://github.com/qutip/QuantumToolbox.jl/releases/tag/v0.28.0
+[v0.29.0]: https://github.com/qutip/QuantumToolbox.jl/releases/tag/v0.29.0
+[v0.29.1]: https://github.com/qutip/QuantumToolbox.jl/releases/tag/v0.29.1
+[v0.30.0]: https://github.com/qutip/QuantumToolbox.jl/releases/tag/v0.30.0
+[v0.30.1]: https://github.com/qutip/QuantumToolbox.jl/releases/tag/v0.30.1
+[v0.31.0]: https://github.com/qutip/QuantumToolbox.jl/releases/tag/v0.31.0
+[v0.31.1]: https://github.com/qutip/QuantumToolbox.jl/releases/tag/v0.31.1
+[#86]: https://github.com/qutip/QuantumToolbox.jl/issues/86
+[#139]: https://github.com/qutip/QuantumToolbox.jl/issues/139
+[#271]: https://github.com/qutip/QuantumToolbox.jl/issues/271
+[#292]: https://github.com/qutip/QuantumToolbox.jl/issues/292
+[#306]: https://github.com/qutip/QuantumToolbox.jl/issues/306
+[#309]: https://github.com/qutip/QuantumToolbox.jl/issues/309
+[#311]: https://github.com/qutip/QuantumToolbox.jl/issues/311
+[#315]: https://github.com/qutip/QuantumToolbox.jl/issues/315
+[#318]: https://github.com/qutip/QuantumToolbox.jl/issues/318
+[#324]: https://github.com/qutip/QuantumToolbox.jl/issues/324
+[#330]: https://github.com/qutip/QuantumToolbox.jl/issues/330
+[#335]: https://github.com/qutip/QuantumToolbox.jl/issues/335
+[#338]: https://github.com/qutip/QuantumToolbox.jl/issues/338
+[#339]: https://github.com/qutip/QuantumToolbox.jl/issues/339
+[#342]: https://github.com/qutip/QuantumToolbox.jl/issues/342
+[#346]: https://github.com/qutip/QuantumToolbox.jl/issues/346
+[#347]: https://github.com/qutip/QuantumToolbox.jl/issues/347
+[#349]: https://github.com/qutip/QuantumToolbox.jl/issues/349
+[#350]: https://github.com/qutip/QuantumToolbox.jl/issues/350
+[#353]: https://github.com/qutip/QuantumToolbox.jl/issues/353
+[#360]: https://github.com/qutip/QuantumToolbox.jl/issues/360
+[#370]: https://github.com/qutip/QuantumToolbox.jl/issues/370
+[#371]: https://github.com/qutip/QuantumToolbox.jl/issues/371
+[#374]: https://github.com/qutip/QuantumToolbox.jl/issues/374
+[#375]: https://github.com/qutip/QuantumToolbox.jl/issues/375
+[#376]: https://github.com/qutip/QuantumToolbox.jl/issues/376
+[#378]: https://github.com/qutip/QuantumToolbox.jl/issues/378
+[#380]: https://github.com/qutip/QuantumToolbox.jl/issues/380
+[#383]: https://github.com/qutip/QuantumToolbox.jl/issues/383
+[#386]: https://github.com/qutip/QuantumToolbox.jl/issues/386
+[#388]: https://github.com/qutip/QuantumToolbox.jl/issues/388
+[#389]: https://github.com/qutip/QuantumToolbox.jl/issues/389
+[#392]: https://github.com/qutip/QuantumToolbox.jl/issues/392
+[#393]: https://github.com/qutip/QuantumToolbox.jl/issues/393
+[#394]: https://github.com/qutip/QuantumToolbox.jl/issues/394
+[#395]: https://github.com/qutip/QuantumToolbox.jl/issues/395
+[#396]: https://github.com/qutip/QuantumToolbox.jl/issues/396
+[#398]: https://github.com/qutip/QuantumToolbox.jl/issues/398
+[#402]: https://github.com/qutip/QuantumToolbox.jl/issues/402
+[#403]: https://github.com/qutip/QuantumToolbox.jl/issues/403
+[#404]: https://github.com/qutip/QuantumToolbox.jl/issues/404
+[#405]: https://github.com/qutip/QuantumToolbox.jl/issues/405
+[#408]: https://github.com/qutip/QuantumToolbox.jl/issues/408
+[#410]: https://github.com/qutip/QuantumToolbox.jl/issues/410
+[#411]: https://github.com/qutip/QuantumToolbox.jl/issues/411
+[#413]: https://github.com/qutip/QuantumToolbox.jl/issues/413
+[#414]: https://github.com/qutip/QuantumToolbox.jl/issues/414
+[#416]: https://github.com/qutip/QuantumToolbox.jl/issues/416
+[#418]: https://github.com/qutip/QuantumToolbox.jl/issues/418
+[#419]: https://github.com/qutip/QuantumToolbox.jl/issues/419
+[#420]: https://github.com/qutip/QuantumToolbox.jl/issues/420
+[#421]: https://github.com/qutip/QuantumToolbox.jl/issues/421
+[#423]: https://github.com/qutip/QuantumToolbox.jl/issues/423
+[#428]: https://github.com/qutip/QuantumToolbox.jl/issues/428
+[#430]: https://github.com/qutip/QuantumToolbox.jl/issues/430
+[#436]: https://github.com/qutip/QuantumToolbox.jl/issues/436
+[#437]: https://github.com/qutip/QuantumToolbox.jl/issues/437
+[#438]: https://github.com/qutip/QuantumToolbox.jl/issues/438
+[#440]: https://github.com/qutip/QuantumToolbox.jl/issues/440
+[#443]: https://github.com/qutip/QuantumToolbox.jl/issues/443
+[#448]: https://github.com/qutip/QuantumToolbox.jl/issues/448
+[#450]: https://github.com/qutip/QuantumToolbox.jl/issues/450
+[#453]: https://github.com/qutip/QuantumToolbox.jl/issues/453
+[#455]: https://github.com/qutip/QuantumToolbox.jl/issues/455
+[#456]: https://github.com/qutip/QuantumToolbox.jl/issues/456
+[#460]: https://github.com/qutip/QuantumToolbox.jl/issues/460
+[#471]: https://github.com/qutip/QuantumToolbox.jl/issues/471
+
+
 <!-- Links generated by Changelog.jl -->
 
 [v0.21.4]: https://github.com/qutip/QuantumToolbox.jl/releases/tag/v0.21.4