Skip free threading builds as these do not work with the stable ABI.

.github/release_checklist.md

@@ -1,5 +1,5 @@
 Release checklist
-- [ ] Check outstanding issues on JIRA and Github.
+- [ ] Check outstanding issues on JIRA and GitHub.
 - [ ] Check [latest documentation](https://sequali.readthedocs.io/en/latest) 
       looks fine.
 - [ ] Create a release branch.
@@ -8,9 +8,12 @@ Release checklist
 - [ ] Merge the release branch into `main`.
 - [ ] Created an annotated tag with the stable version number. Include changes 
 from CHANGELOG.rst.
-- [ ] Push tag to remote. This triggers the wheel/sdist build on github CI.
+- [ ] Push tag to remote. This triggers the wheel/sdist build on GitHub CI.
 - [ ] merge `main` branch back into `develop`.
 - [ ] Build the new tag on readthedocs. Only build the last patch version of
 each minor version. So `1.1.1` and `1.2.0` but not `1.1.0`, `1.1.1` and `1.2.0`.
-- [ ] Create a new release on github.
-- [ ] Update the package on bioconda.
+- [ ] Create a new release on GitHub.
+- [ ] Update the package on BioConda.
+- [ ] Update [Galaxy wrapper](
+      https://github.com/galaxyproject/tools-iuc/blob/main/tools/sequali/sequali.xml
+  ). 

pyproject.toml

@@ -73,5 +73,5 @@ CFLAGS = "-O3 -DNDEBUG"
 [tool.cibuildwheel]
 test-requires = "pytest"
 test-command = "pytest {project}/tests/"
-skip =  "*-win32 *-manylinux_i686 pp3*"  # Skip 32 bit, pypy
+skip =  "*-win32 *-manylinux_i686 pp3* cp3??t-*"   # Skip 32 bit, pypy
 build-verbosity = 1

src/sequali/_qcmodule.c

@@ -4272,6 +4272,7 @@ struct EstimatorEntry {
     // 32 bits allows storing 4 billion counts. This should never overflow in practice.
     uint32_t count;
 };
+#pragma pack()
 
 typedef struct _DedupEstimatorStruct {
     PyObject_HEAD

tox.ini

@@ -36,7 +36,7 @@ commands =
     twine check dist/*
 
 [testenv:pedantic_compile]
-deps=
+deps=setuptools
 skip_install=True
 setenv=
     CFLAGS=-Wall -Werror -Wpedantic
@@ -46,7 +46,7 @@ commands =
     bash -c 'CC=clang python setup.py build_ext -f'
 
 [testenv:strict_compile]
-deps=
+deps=setuptools
 skip_install=True
 setenv=
     CFLAGS=-Wall -Werror