From 45b69ce8ef747fae922cf7b101a5089868f3eeb9 Mon Sep 17 00:00:00 2001
From: "quant-ranger[bot]"
 <132915763+quant-ranger[bot]@users.noreply.github.com>
Date: Mon, 23 Mar 2026 00:13:46 +0000
Subject: [PATCH 1/3] chore: Update copier template to v0.5.1

---
 .claude/CLAUDE.md               |   1 +
 .copier-answers.yml             |   2 +-
 .github/dependabot.yml          |   2 +
 .github/workflows/build.yml     |  37 ++++++++++-
 .github/workflows/ci.yml        |  66 +++++++++++++++++++
 .github/workflows/scorecard.yml |   6 ++
 .lefthook.yaml                  |  49 ++++++++++++++
 .pre-commit-config.yaml         | 110 --------------------------------
 AGENTS.md                       |   5 ++
 pixi.toml                       |  34 +++++++---
 pyproject.toml                  |  20 +++++-
 11 files changed, 211 insertions(+), 121 deletions(-)
 create mode 120000 .claude/CLAUDE.md
 create mode 100644 .lefthook.yaml
 delete mode 100644 .pre-commit-config.yaml
 create mode 100644 AGENTS.md

diff --git a/.claude/CLAUDE.md b/.claude/CLAUDE.md
new file mode 120000
index 00000000..be77ac83
--- /dev/null
+++ b/.claude/CLAUDE.md
@@ -0,0 +1 @@
+../AGENTS.md
\ No newline at end of file
diff --git a/.copier-answers.yml b/.copier-answers.yml
index db27a863..8001b08c 100644
--- a/.copier-answers.yml
+++ b/.copier-answers.yml
@@ -1,5 +1,5 @@
 # This file is managed by Copier; DO NOT EDIT OR REMOVE.
-_commit: v0.4.1
+_commit: v0.5.1
 _src_path: https://github.com/quantco/copier-template-python-open-source
 add_autobump_workflow: false
 author_email: oliver.borchert@quantco.com
diff --git a/.github/dependabot.yml b/.github/dependabot.yml
index 63fc30c1..32553f89 100644
--- a/.github/dependabot.yml
+++ b/.github/dependabot.yml
@@ -10,3 +10,5 @@ updates:
           - "*"
     commit-message:
       prefix: ci
+    cooldown:
+      default-days: 7
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 407a6866..6558219e 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -17,13 +17,42 @@ jobs:
         with:
           fetch-depth: 0
       - name: Set up pixi
+<<<<<<< before updating
         uses: prefix-dev/setup-pixi@a0af7a228712d6121d37aba47adf55c1332c9c2e # v0.9.4
         with:
           environments: build
       - name: Set version
         run: pixi run -e build set-version
+||||||| last update
+        uses: prefix-dev/setup-pixi@19eac09b398e3d0c747adc7921926a6d802df4da # v0.8.8
+        with:
+          environments: build
+=======
+        uses: prefix-dev/setup-pixi@a0af7a228712d6121d37aba47adf55c1332c9c2e # v0.9.4
+      - name: Derive version
+        id: version
+        if: startsWith(github.ref, 'refs/tags/')
+        shell: bash
+        run: echo "version=$(git describe --tags --abbrev=0 | sed 's/^v//')" >> $GITHUB_OUTPUT
+      - name: Replace version
+        if: startsWith(github.ref, 'refs/tags/')
+        run: |
+          sed -i -e "s/0.0.0/${STEPS_VERSION_OUTPUTS_VERSION}/g" pyproject.toml
+        env:
+          STEPS_VERSION_OUTPUTS_VERSION: ${{ steps.version.outputs.version }}
+>>>>>>> after updating
       - name: Build project
+<<<<<<< before updating
         run: pixi run -e build build-sdist
+||||||| last update
+        run: pixi run -e build build-wheel
+      - name: Check package
+        run: pixi run check-wheel
+=======
+        run: pixi run build-wheel
+      - name: Check package
+        run: pixi run check-wheel
+>>>>>>> after updating
       - name: Upload package
         uses: actions/upload-artifact@bbbca2ddaa5d8feaa63e36b76fdaad77386f024f # v7.0.0
         with:
@@ -68,7 +97,7 @@ jobs:
           manylinux: auto
           sccache: true
       - name: Check package
-        run: pixi run -e build check-wheel
+        run: pixi run check-wheel
       - name: Upload package
         uses: actions/upload-artifact@bbbca2ddaa5d8feaa63e36b76fdaad77386f024f # v7.0.0
         with:
@@ -84,7 +113,13 @@ jobs:
       id-token: write
     environment: pypi
     steps:
+<<<<<<< before updating
       - uses: actions/download-artifact@70fc10c6e5e1ce46ad2ea6f2b72d43f7d47b13c3 # v8.0.0
+||||||| last update
+      - uses: actions/download-artifact@d3f86a106a0bac45b974a628896c90dbdf5c8093 # v4.3.0
+=======
+      - uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c # v8.0.1
+>>>>>>> after updating
         with:
           path: dist
           merge-multiple: true
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 4badb746..cc1ba84d 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -13,17 +13,31 @@ permissions:
   contents: read
 
 jobs:
+<<<<<<< before updating
   pre-commit-checks:
     name: Pre-commit Checks
+||||||| last update
+  pre-commit:
+=======
+  lint:
+    name: Lint
+>>>>>>> after updating
     timeout-minutes: 30
     runs-on: ubuntu-latest
     steps:
       - name: Checkout branch
+<<<<<<< before updating
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
         with:
           # needed for 'pre-commit-mirrors-insert-license'
           fetch-depth: 0
+||||||| last update
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+=======
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+>>>>>>> after updating
       - name: Set up pixi
+<<<<<<< before updating
         uses: prefix-dev/setup-pixi@a0af7a228712d6121d37aba47adf55c1332c9c2e # v0.9.4
         with:
           environments: default lint polars-minimal
@@ -33,6 +47,19 @@ jobs:
         uses: Swatinem/rust-cache@779680da715d629ac1d338a641029a2f4372abb5 # v2.8.2
       - name: pre-commit
         run: pixi run pre-commit-run --color=always --show-diff-on-failure
+||||||| last update
+        uses: prefix-dev/setup-pixi@19eac09b398e3d0c747adc7921926a6d802df4da # v0.8.8
+        with:
+          environments: default lint
+      - name: pre-commit
+        run: pixi run pre-commit-run --color=always --show-diff-on-failure
+=======
+        uses: prefix-dev/setup-pixi@a0af7a228712d6121d37aba47adf55c1332c9c2e # v0.9.4
+      - name: Run linting
+        run: pixi run lint
+        env:
+          CLICOLOR_FORCE: 1
+>>>>>>> after updating
 
   unit-tests:
     name: Unit Tests (${{ contains(matrix.os, 'ubuntu') && 'Linux' || (contains(matrix.os, 'windows') && 'Windows' || 'macOS') }}) - ${{ matrix.environment }}
@@ -41,6 +68,7 @@ jobs:
     strategy:
       fail-fast: true
       matrix:
+<<<<<<< before updating
         os: [ubuntu-latest, windows-latest, macos-latest]
         environment: [py310, py311, py312, py313, py314]
         with_optionals: [false]
@@ -59,13 +87,46 @@ jobs:
           - os: ubuntu-latest
             environment: polars-minimal
             with_optionals: false
+||||||| last update
+        environment:
+          - py310
+          - py311
+          - py312
+          - py313
+        os:
+          - ubuntu-latest
+          - macos-latest
+          - windows-latest
+=======
+        environment:
+          - py310
+          - py311
+          - py312
+          - py313
+          - py314
+        os:
+          - ubuntu-latest
+          - macos-latest
+          - windows-latest
+>>>>>>> after updating
     steps:
       - name: Checkout branch
+<<<<<<< before updating
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+||||||| last update
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+        with:
+          fetch-depth: 0
+=======
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        with:
+          fetch-depth: 0
+>>>>>>> after updating
       - name: Set up pixi
         uses: prefix-dev/setup-pixi@a0af7a228712d6121d37aba47adf55c1332c9c2e # v0.9.4
         with:
           environments: ${{ matrix.environment }}
+<<<<<<< before updating
           # FIXME: Remove when `s3_server` fixture does not start a process anymore
           post-cleanup: ${{ matrix.os != 'windows-latest' }}
       - name: Install Rust
@@ -74,6 +135,11 @@ jobs:
         uses: Swatinem/rust-cache@779680da715d629ac1d338a641029a2f4372abb5 # v2.8.2
       - name: Install repository
         run: pixi run -e ${{ matrix.environment }} postinstall
+||||||| last update
+      - name: Install repository
+        run: pixi run -e ${{ matrix.environment }} postinstall
+=======
+>>>>>>> after updating
       - name: Run pytest
         run: pixi run -e ${{ matrix.environment }} test-coverage --color=yes ${{ matrix.with_optionals && '-m with_optionals' || '-m "not with_optionals"'}} --cov=dataframely --cov-report=xml
       - name: Upload codecov
diff --git a/.github/workflows/scorecard.yml b/.github/workflows/scorecard.yml
index 097b5b08..218231bb 100644
--- a/.github/workflows/scorecard.yml
+++ b/.github/workflows/scorecard.yml
@@ -74,6 +74,12 @@ jobs:
       # Upload the results to GitHub's code scanning dashboard (optional).
       # Commenting out will disable upload of results to your repo's Code Scanning dashboard
       - name: "Upload to code-scanning"
+<<<<<<< before updating
         uses: github/codeql-action/upload-sarif@89a39a4e59826350b863aa6b6252a07ad50cf83e # v3.29.5
+||||||| last update
+        uses: github/codeql-action/upload-sarif@ff0a06e83cb2de871e5a09832bc6a81e7276941f # v3.28.18
+=======
+        uses: github/codeql-action/upload-sarif@0d579ffd059c29b07949a3cce3983f0780820c98 # v4.32.6
+>>>>>>> after updating
         with:
           sarif_file: results.sarif
diff --git a/.lefthook.yaml b/.lefthook.yaml
new file mode 100644
index 00000000..68ca3c37
--- /dev/null
+++ b/.lefthook.yaml
@@ -0,0 +1,49 @@
+# yaml-language-server: $schema=https://raw.githubusercontent.com/evilmartians/lefthook/refs/heads/master/schema.json
+output: [summary]
+templates:
+  run: run --quiet --no-progress
+no_auto_install: true
+pre-commit:
+  fail_on_changes: always
+  exclude:
+    - assets/**/*
+  jobs:
+    - name: pixi-install
+      run: pixi install
+    - group:
+        parallel: true
+        jobs:
+          - name: ruff-check
+            glob: "*.{py,pyi}"
+            run: pixi {run} ruff check --fix --exit-non-zero-on-fix --force-exclude
+          - name: ruff-format
+            glob: "*.{py,pyi}"
+            run: pixi {run} ruff format --force-exclude
+          - name: mypy
+            glob: "*.py"
+            run: pixi {run} mypy {staged_files}
+          - name: prettier
+            glob: "*.{md,yml,yaml}"
+            run: pixi {run} prettier --write --no-error-on-unmatched-pattern --list-different --ignore-unknown {staged_files}
+          - name: taplo
+            glob: "*.toml"
+            run: pixi {run} taplo format {staged_files}
+          - name: trailing-whitespace-fixer
+            glob: "*"
+            file_types: text
+            run: pixi {run} trailing-whitespace-fixer {staged_files}
+          - name: end-of-file-fixer
+            glob: "*"
+            file_types: text
+            run: pixi {run} end-of-file-fixer {staged_files}
+          - name: check-merge-conflict
+            glob: "*"
+            file_types: text
+            run: pixi {run} check-merge-conflict --assume-in-merge {staged_files}
+          - name: typos
+            glob: "*"
+            file_types: text
+            run: pixi {run} typos --force-exclude {staged_files}
+          - name: zizmor
+            glob: "*.{yml,yaml}"
+            run: pixi {run} zizmor --no-progress --min-severity high --fix .
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
deleted file mode 100644
index 2fb87a65..00000000
--- a/.pre-commit-config.yaml
+++ /dev/null
@@ -1,110 +0,0 @@
-exclude: ^(\.copier-answers\.yml)|.pixi$
-repos:
-  - repo: local
-    hooks:
-      # ensure pixi environments are up to date
-      # workaround for https://github.com/prefix-dev/pixi/issues/1482
-      - id: pixi-install
-        name: pixi-install
-        entry: pixi install -e default -e lint -e polars-minimal
-        language: system
-        always_run: true
-        require_serial: true
-        pass_filenames: false
-      # insert-license
-      - id: insert-license
-        name: insert-license
-        entry: >-
-          pixi run -e lint
-          insert-license
-          --license-base64 Q29weXJpZ2h0IChjKSBRdWFudENvIDIwMjUtMjAyNQpTUERYLUxpY2Vuc2UtSWRlbnRpZmllcjogQlNELTMtQ2xhdXNl
-          --dynamic-years
-          --comment-style "#"
-        language: system
-        types: [python]
-      # docformatter
-      - id: docformatter
-        name: docformatter
-        entry: pixi run -e lint docformatter -i
-        language: system
-        types: [python]
-      # ruff
-      - id: ruff
-        name: ruff
-        entry: pixi run -e lint ruff check --fix --exit-non-zero-on-fix --force-exclude
-        language: system
-        types_or: [python, pyi]
-        require_serial: true
-      - id: ruff-format
-        name: ruff-format
-        entry: pixi run -e lint ruff format --force-exclude
-        language: system
-        types_or: [python, pyi]
-        require_serial: true
-      # mypy
-      - id: mypy
-        name: mypy
-        entry: pixi run -e default mypy
-        language: system
-        types: [python]
-        require_serial: true
-      # mypy with oldest supported polars version
-      - id: mypy
-        name: mypy-polars-minimal
-        entry: pixi run -e default-polars-minimal  mypy --cache-dir .mypy_cache_polars_minimal
-        language: system
-        types: [python]
-        require_serial: true
-      # cargo-fmt
-      - id: cargo-fmt
-        name: cargo-fmt
-        entry: cargo fmt
-        language: system
-        types: [rust]
-        require_serial: true
-        pass_filenames: false
-      # cargo-clippy
-      - id: cargo-clippy
-        name: cargo-clippy
-        entry: cargo clippy --all-targets
-        language: system
-        types: [rust]
-        require_serial: true
-        pass_filenames: false
-      # prettier
-      - id: prettier
-        name: prettier
-        entry: pixi run -e lint prettier --write --list-different --ignore-unknown
-        language: system
-        types: [text]
-        files: \.(md|yml|yaml)$
-      # taplo
-      - id: taplo
-        name: taplo
-        entry: pixi run -e lint taplo format
-        language: system
-        types: [toml]
-      # pre-commit-hooks
-      - id: trailing-whitespace-fixer
-        name: trailing-whitespace-fixer
-        entry: pixi run -e lint trailing-whitespace-fixer
-        language: system
-        types: [text]
-      - id: end-of-file-fixer
-        name: end-of-file-fixer
-        entry: pixi run -e lint end-of-file-fixer
-        language: system
-        types: [text]
-      - id: check-merge-conflict
-        name: check-merge-conflict
-        entry: pixi run -e lint check-merge-conflict --assume-in-merge
-        language: system
-        types: [text]
-        exclude: \.rst$
-      # typos
-      - id: typos
-        name: typos
-        entry: pixi run -e lint typos --force-exclude
-        language: system
-        types: [text]
-        require_serial: true
diff --git a/AGENTS.md b/AGENTS.md
new file mode 100644
index 00000000..5b31c3c8
--- /dev/null
+++ b/AGENTS.md
@@ -0,0 +1,5 @@
+Lockfiles must be consistent with package metadata. After any change to `pixi.toml`, run `pixi lock`.
+
+Everything runs in a pixi environment. Any command (like `pytest`) must be prefixed with `pixi run` (e.g. `pixi run pytest`).
+
+Code formatting must align with our standards. Run `pixi run lint` before `git commit`s to ensure this.
diff --git a/pixi.toml b/pixi.toml
index e6285ccb..b6d46bd8 100644
--- a/pixi.toml
+++ b/pixi.toml
@@ -10,6 +10,7 @@ postinstall-release = "pip install --no-build-isolation --no-deps --disable-pip-
 
 [dependencies]
 python = ">=3.10"
+hatchling = "*"
 
 fsspec = ">=2025.9"
 numpy = "*"
@@ -36,6 +37,7 @@ sphinx = ">=8.2"
 sphinx-copybutton = "*"
 sphinx-design = "*"
 sphinx-toolbox = "*"
+
 [feature.docs.tasks]
 docs = { cmd = "rm -rf _build && find . -name _gen -type d -exec rm -rf \"{}\" + && sphinx-build -M html . _build --fail-on-warning", cwd = "docs", depends-on = "postinstall" }
 readthedocs = { cmd = "rm -rf $READTHEDOCS_OUTPUT/html && cp -r docs/_build/html $READTHEDOCS_OUTPUT/html", depends-on = "docs" }
@@ -47,7 +49,7 @@ mypy = ">=1.13"
 pandas = "*"
 pandas-stubs = "*"
 pyodbc = "*"
-pytest = ">=6"
+pytest = "*"
 pytest-benchmark = "*"
 pytest-cov = "*"
 pytest-md = "*"
@@ -69,10 +71,12 @@ pydantic-core = ">=2.33.2,<3"
 sqlalchemy = ">=2"
 
 [feature.build.dependencies]
+python = "*"
+hatchling = "*"
 python-build = "*"
-setuptools-scm = "*"
-twine = "*"
-wheel = "*"
+version = "*"
+twine = ">=6"
+
 [feature.build.target.unix.dependencies]
 sed = "*"
 
@@ -83,7 +87,7 @@ check-wheel = "twine check dist/*"
 set-version = "sed -i \"s/0.0.0/$(python -m setuptools_scm)/\" pyproject.toml"
 
 [feature.lint.dependencies]
-docformatter = "*"
+lefthook = "*"
 insert-license-header = "*"
 pre-commit = "*"
 pre-commit-hooks = "*"
@@ -91,9 +95,11 @@ prettier = "*"
 ruff = "*"
 taplo = "*"
 typos = "*"
+zizmor = "*"
+
 [feature.lint.tasks]
-pre-commit-install = "pre-commit install"
-pre-commit-run = "pre-commit run -a"
+pre-commit-install = "lefthook install"
+lint = "lefthook run pre-commit --all-files"
 
 [feature.py310.dependencies]
 python = "3.10.*"
@@ -111,6 +117,9 @@ python = "3.13.*"
 [feature.py314.dependencies]
 python = "3.14.*"
 
+[feature.py314.dependencies]
+python = "3.14.*"
+
 [feature.polars-minimal.dependencies]
 # NOTE: Update docs/faq.md when updating this.
 polars = "1.35.*"
@@ -123,7 +132,14 @@ polars = "1.39.*"
 install-polars-nightly = "pip install --pre --no-deps --upgrade --only-binary :all: polars polars-runtime-32"
 
 [environments]
+<<<<<<< before updating
 build = ["build"]
+py314 = ["polars-latest", "py314", "test"]
+||||||| last update
+build = ["build"]
+=======
+py314 = ["py314", "test"]
+>>>>>>> after updating
 default = ["dev", "lint", "optionals", "polars-latest", "py314", "test"]
 docs = ["docs"]
 lint = { features = ["lint"], no-default-feature = true }
@@ -134,7 +150,6 @@ py310 = ["polars-latest", "py310", "test"]
 py311 = ["polars-latest", "py311", "test"]
 py312 = ["polars-latest", "py312", "test"]
 py313 = ["polars-latest", "py313", "test"]
-py314 = ["polars-latest", "py314", "test"]
 
 # Test with optional dependencies
 py314-optionals = ["optionals", "polars-latest", "py314", "test"]
@@ -149,3 +164,6 @@ default-polars-minimal = [
   "test",
 ]
 polars-minimal = ["polars-minimal", "py314", "test"]
+
+[dependencies]
+dataframely = { path = "." }
diff --git a/pyproject.toml b/pyproject.toml
index a13adb65..b7218fd2 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,13 +1,31 @@
 [build-system]
+<<<<<<< before updating
 build-backend = "maturin"
-requires = ["maturin>=1.7,<2.0"]
+||||||| last update
+=======
+build-backend = "hatchling.build"
+>>>>>>> after updating
+requires = ["maturin>=1.7,<2.0", "hatchling"]
 
 [project]
+<<<<<<< before updating
 authors = [
   { name = "Andreas Albert", email = "andreas.albert@quantco.com" },
   { name = "Daniel Elsner", email = "daniel.elsner@quantco.com" },
   { name = "Oliver Borchert", email = "oliver.borchert@quantco.com" },
 ]
+||||||| last update
+name = "dataframely"
+description = "A declarative, polars-native data frame validation library"
+authors = [{ name = "Oliver Borchert", email = "oliver.borchert@quantco.com" }]
+dynamic = ["version"]
+=======
+name = "dataframely"
+description = "A declarative, polars-native data frame validation library"
+authors = [{ name = "Oliver Borchert", email = "oliver.borchert@quantco.com" }]
+# replaced in CI
+version = "0.0.0"
+>>>>>>> after updating
 classifiers = [
   "Programming Language :: Python :: 3",
   "Programming Language :: Python :: 3.10",

From fb1d0a070ec8884044a9a5f057a15b83b5f5e273 Mon Sep 17 00:00:00 2001
From: Pavel Zwerschke <pavel.zwerschke@quantco.com>
Date: Mon, 23 Mar 2026 10:31:04 +0100
Subject: [PATCH 2/3] fix pixi-build configuration

---
 pixi.toml      | 49 +++++++++++++++++++++++++++----------------------
 pyproject.toml | 19 +------------------
 2 files changed, 28 insertions(+), 40 deletions(-)

diff --git a/pixi.toml b/pixi.toml
index b6d46bd8..d99a9245 100644
--- a/pixi.toml
+++ b/pixi.toml
@@ -3,14 +3,27 @@ channels = ["conda-forge"]
 description = "A declarative, polars-native data frame validation library."
 name = "dataframely"
 platforms = ["linux-64", "linux-aarch64", "osx-64", "osx-arm64", "win-64"]
+preview = ["pixi-build"]
 
-[tasks]
-postinstall = "maturin develop"
-postinstall-release = "pip install --no-build-isolation --no-deps --disable-pip-version-check -v -e ."
+[package]
+name = "dataframely"
+
+[package.build]
+backend = { name = "pixi-build-python", git = "https://github.com/pavelzw/pixi", branch = "abi3", subdirectory = "crates/pixi_build_python" }
+[package.host-dependencies]
+maturin = "*"
+python = "3.10.*"
+[package.target.osx-arm64.build-dependencies]
+# https://conda-forge.zulipchat.com/#narrow/channel/457337-general/topic/macOS.20clang.2021.20.2F.20LTO.20issues/near/578390360
+clangdev = "*"
+[package.build.config]
+abi3 = true
+compilers = ["c", "rust"]
+env = { MATURIN_PEP517_ARGS = "--locked" }
 
 [dependencies]
 python = ">=3.10"
-hatchling = "*"
+dataframely = { path = "." }
 
 fsspec = ">=2025.9"
 numpy = "*"
@@ -20,9 +33,6 @@ numpy = "*"
 # The latest polars version is in feature.polars-latest.
 polars = ">=1.35"
 
-maturin = ">=1.7,<2"
-pip = "*"
-
 [feature.dev.dependencies]
 jupyter = "*"
 
@@ -39,7 +49,7 @@ sphinx-design = "*"
 sphinx-toolbox = "*"
 
 [feature.docs.tasks]
-docs = { cmd = "rm -rf _build && find . -name _gen -type d -exec rm -rf \"{}\" + && sphinx-build -M html . _build --fail-on-warning", cwd = "docs", depends-on = "postinstall" }
+docs = { cmd = "rm -rf _build && find . -name _gen -type d -exec rm -rf \"{}\" + && sphinx-build -M html . _build --fail-on-warning", cwd = "docs" }
 readthedocs = { cmd = "rm -rf $READTHEDOCS_OUTPUT/html && cp -r docs/_build/html $READTHEDOCS_OUTPUT/html", depends-on = "docs" }
 
 [feature.test.dependencies]
@@ -117,9 +127,6 @@ python = "3.13.*"
 [feature.py314.dependencies]
 python = "3.14.*"
 
-[feature.py314.dependencies]
-python = "3.14.*"
-
 [feature.polars-minimal.dependencies]
 # NOTE: Update docs/faq.md when updating this.
 polars = "1.35.*"
@@ -132,15 +139,16 @@ polars = "1.39.*"
 install-polars-nightly = "pip install --pre --no-deps --upgrade --only-binary :all: polars polars-runtime-32"
 
 [environments]
-<<<<<<< before updating
-build = ["build"]
 py314 = ["polars-latest", "py314", "test"]
-||||||| last update
-build = ["build"]
-=======
-py314 = ["py314", "test"]
->>>>>>> after updating
-default = ["dev", "lint", "optionals", "polars-latest", "py314", "test"]
+default = [
+  "dev",
+  "build",
+  "lint",
+  "optionals",
+  "polars-latest",
+  "py314",
+  "test",
+]
 docs = ["docs"]
 lint = { features = ["lint"], no-default-feature = true }
 nightly = ["nightly", "optionals", "test"]
@@ -164,6 +172,3 @@ default-polars-minimal = [
   "test",
 ]
 polars-minimal = ["polars-minimal", "py314", "test"]
-
-[dependencies]
-dataframely = { path = "." }
diff --git a/pyproject.toml b/pyproject.toml
index b7218fd2..ef6de89b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,31 +1,17 @@
 [build-system]
-<<<<<<< before updating
 build-backend = "maturin"
-||||||| last update
-=======
-build-backend = "hatchling.build"
->>>>>>> after updating
 requires = ["maturin>=1.7,<2.0", "hatchling"]
 
 [project]
-<<<<<<< before updating
+name = "dataframely"
 authors = [
   { name = "Andreas Albert", email = "andreas.albert@quantco.com" },
   { name = "Daniel Elsner", email = "daniel.elsner@quantco.com" },
   { name = "Oliver Borchert", email = "oliver.borchert@quantco.com" },
 ]
-||||||| last update
-name = "dataframely"
-description = "A declarative, polars-native data frame validation library"
-authors = [{ name = "Oliver Borchert", email = "oliver.borchert@quantco.com" }]
-dynamic = ["version"]
-=======
-name = "dataframely"
 description = "A declarative, polars-native data frame validation library"
-authors = [{ name = "Oliver Borchert", email = "oliver.borchert@quantco.com" }]
 # replaced in CI
 version = "0.0.0"
->>>>>>> after updating
 classifiers = [
   "Programming Language :: Python :: 3",
   "Programming Language :: Python :: 3.10",
@@ -41,11 +27,8 @@ dependencies = [
   # Conditional
   'typing-extensions; python_version <= "3.10"',
 ]
-description = "A declarative, polars-native data frame validation library"
-name = "dataframely"
 readme = "README.md"
 requires-python = ">=3.10"
-version = "0.0.0"
 
 [project.optional-dependencies]
 deltalake = ["deltalake"]

From 34081d386c0e5cd95bc83a2df163653c011733bb Mon Sep 17 00:00:00 2001
From: Pavel Zwerschke <pavel.zwerschke@quantco.com>
Date: Mon, 23 Mar 2026 10:35:26 +0100
Subject: [PATCH 3/3] not needed

---
 pixi.toml | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/pixi.toml b/pixi.toml
index d99a9245..70714f84 100644
--- a/pixi.toml
+++ b/pixi.toml
@@ -13,9 +13,6 @@ backend = { name = "pixi-build-python", git = "https://github.com/pavelzw/pixi",
 [package.host-dependencies]
 maturin = "*"
 python = "3.10.*"
-[package.target.osx-arm64.build-dependencies]
-# https://conda-forge.zulipchat.com/#narrow/channel/457337-general/topic/macOS.20clang.2021.20.2F.20LTO.20issues/near/578390360
-clangdev = "*"
 [package.build.config]
 abi3 = true
 compilers = ["c", "rust"]