Release 0.11.4

Author: goerz

.github/workflows/CI.yml

@@ -49,6 +49,55 @@ jobs:
         with:
           files: lcov.info
           token: ${{ secrets.CODECOV_TOKEN }}
+  testoldest:
+    name: Test Lower Compat Bounds
+    runs-on: ubuntu-latest
+    # Only run on release branches: this pins the *registered* ecosystem
+    # (including QuantumPropagators) to the lowest versions allowed by the
+    # `[compat]` bounds in Project.toml. A consistent solution generally only
+    # exists for a released version, not while a breaking sibling version is
+    # still under development on `master`/`dev`.
+    if: startsWith(github.ref, 'refs/heads/release-')
+    # Informational only: a failure here must not fail the overall workflow.
+    continue-on-error: true
+    steps:
+      - uses: actions/checkout@v6
+      - uses: julia-actions/setup-julia@v3
+        with:
+          # Oldest supported Julia (the `julia` compat lower bound).
+          version: '1.9'
+      - uses: julia-actions/cache@v3
+      - name: "Instantiate test environment with oldest dependencies"
+        shell: julia --color=yes --project=test {0}
+        run: |
+          import Pkg
+          # The QuantumControlRegistry hosts org package versions not (yet) in General.
+          Pkg.Registry.add(Pkg.RegistrySpec(name="General"))
+          Pkg.Registry.add(Pkg.RegistrySpec(url="https://github.com/JuliaQuantumControl/QuantumControlRegistry.git"))
+          Pkg.Registry.update()
+          # Dev-install the package under test from the current checkout. On
+          # Julia < 1.11 the `[sources]` entry in test/Project.toml is ignored,
+          # so QuantumControl would otherwise be taken from the registry.
+          Pkg.develop(Pkg.PackageSpec(path=pwd()))
+          # Pin the registered dependencies to the oldest versions allowed by the
+          # `[compat]` bounds in Project.toml. Sibling org packages (GRAPE,
+          # Krotov, ...) are left to the resolver, which selects versions
+          # consistent with the pinned QuantumPropagators floor.
+          Pkg.pin([
+              Pkg.PackageSpec(name="ChainRulesCore", version="1.0.0"),
+              Pkg.PackageSpec(name="FileIO", version="1.0.0"),
+              Pkg.PackageSpec(name="FiniteDifferences", version="0.12.0"),
+              Pkg.PackageSpec(name="IOCapture", version="0.2.4"),
+              Pkg.PackageSpec(name="JLD2", version="0.4.0"),
+              Pkg.PackageSpec(name="QuantumPropagators", version="0.8.2"),
+              Pkg.PackageSpec(name="Zygote", version="0.6.0"),
+          ])
+          Pkg.precompile()
+          Pkg.status()
+      - name: "Run tests"
+        shell: julia --color=yes --project=test --depwarn="yes" --check-bounds="yes" {0}
+        run: |
+          include(joinpath(pwd(), "test", "runtests.jl"))
   docs:
     name: Documentation
     runs-on: ubuntu-latest

CHANGELOG.md

@@ -9,7 +9,7 @@ SPDX-License-Identifier: MIT OR CC0-1.0
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-## [Unreleased]
+## [v0.11.4] — 2026-06-16
 
 * Added: `J_a_avg_zero`, a running cost that penalizes a non-zero average pulse value [[#109]]
 * Added: A derivative for `GuidedAmplitude` [[#107]]
@@ -120,7 +120,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 Initial public release.
 
-[Unreleased]: https://github.com/JuliaQuantumControl/QuantumControl.jl/compare/v0.11.3..HEAD
+[Unreleased]: https://github.com/JuliaQuantumControl/QuantumControl.jl/compare/v0.11.4..HEAD
+[v0.11.4]: https://github.com/JuliaQuantumControl/QuantumControl.jl/releases/tag/v0.11.4
 [v0.11.3]: https://github.com/JuliaQuantumControl/QuantumControl.jl/releases/tag/v0.11.3
 [v0.11.2]: https://github.com/JuliaQuantumControl/QuantumControl.jl/releases/tag/v0.11.2
 [v0.11.1]: https://github.com/JuliaQuantumControl/QuantumControl.jl/releases/tag/v0.11.1

Project.toml

@@ -1,7 +1,7 @@
 name = "QuantumControl"
 uuid = "8a270532-f23f-47a8-83a9-b33d10cad486"
 authors = ["Michael Goerz <mail@michaelgoerz.net>"]
-version = "0.11.3+dev"
+version = "0.11.4"
 
 [deps]
 FileIO = "5789e2e9-d7fb-5bc7-8068-2c6fae9b9549"
@@ -33,6 +33,6 @@ JLD2 = "0.4, 0.5, 0.6"
 LinearAlgebra = "1"
 Logging = "1"
 Printf = "1"
-QuantumPropagators = ">=0.8.2"
+QuantumPropagators = "0.8.2, 0.9"
 Zygote = "0.6, 0.7"
 julia = "1.9"