Revamp and simplify code, tests, build; add CI/CD

.editorconfig

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+# Check https://editorconfig.org for more information
+# These are derived from https://ukupat.github.io/tabs-or-spaces/
+# The most majority indentation style was selected for each language
+root = true
+
+# 2-space
+[*]
+end_of_line = lf
+charset = utf-8
+indent_style = space
+indent_size = 2
+trim_trailing_whitespace = true
+insert_final_newline = true
+
+# 4-space
+[*.py]
+indent_size = 4
+
+# CSV-like; no newlines or trimming whitespace
+[*.{tsv,tab,csv}]
+indent_style = tab
+trim_trailing_whitespace = false
+insert_final_newline = false

.github/workflows/publish.yaml

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+# Build, test, and publish to releases, packages, PyPi, etc.
+# Runs when creating a GitHub release
+name: publish
+on:
+  release:
+    types: [published]
+    branches: [main, master, "release/**", "releases/**"]
+jobs:
+  test:
+    strategy:
+      matrix:
+        os: [ubuntu-latest, windows-latest, macos-latest]
+        python-version: ["3.8", "3.9", "3.10", "3.11"]
+    name: "test on ${{ matrix.os }}/py${{ matrix.python-version }}"
+    runs-on: "${{ matrix.os }}"
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+      - name: "Set up Python ${{ matrix.python-version }}"
+        uses: actions/setup-python@v4
+        with:
+          python-version: "${{ matrix.python-version }}"
+      - name: Install Tox
+        run: pip install tox>=4,<5"
+      - name: Test with tox
+        run: |
+          tox -v
+  deploy:
+    runs-on: ubuntu-latest
+    needs: ["test"]
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+      - name: Set up Python
+        uses: actions/setup-python@v4
+        with:
+          python-version: $MAX_PYTHON_VR
+      - name: Install build meta-dependencies
+        run: pip install $META_DEPS
+      - name: Build sdists and wheels with Poetry
+        run: |
+          poetry build
+          poetry install
+      - name: Attach artifacts to the GitHub release
+        uses: skx/github-action-publish-binaries@master
+        with:
+          args: dist/*
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+      - name: Publish to PyPi
+        run: |
+          poetry publish -vv --username __token__ --password ${{ secrets.PYPI_TOKEN }}

.github/workflows/pull-test.yaml

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+# Runs tests via tox
+# Runs on pull requests to main
+name: pulltest
+on:
+  pull_request:
+    types: [ready_for_review, opened, reopened]
+    branches: [main, master, stable, "release/**", "releases/**"]
+    paths-ignore: ["**/*.md", "**/*.rst"]
+jobs:
+  test:
+    name: "Test ${{ github.ref_type }}:${{ github.ref_name }} on ${{ matrix.os }}/py${{ matrix.python-version }}"
+    strategy:
+      max-parallel: 1
+      matrix:
+        os: [ubuntu-latest, windows-latest", macos-latest]
+        python-version: ["3.11"]
+    runs-on: "${{ matrix.os }}"
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+      - name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v4
+        with:
+          python-version: "${{ matrix.python-version }}"
+      - name: Install Tox
+        run: pip install tox>=4,<5"
+      - name: Test with tox
+        run: |
+          tox -v

.github/workflows/push-main.yaml

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+# Build, test, and run static analyses, and send reports to external services
+# Runs only on pushing to main
+name: maintest
+on:
+  push:
+    branches: [main, master]
+jobs:
+  test:
+    strategy:
+      matrix:
+        os: [ubuntu-latest, windows-latest, macos-latest]
+        python-version: ["3.8", "3.9", "3.10", "3.11"]
+    name: "test on ${{ matrix.os }}/py${{ matrix.python-version }}"
+    runs-on: "${{ matrix.os }}"
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+      - name: "Set up Python ${{ matrix.python-version }}"
+        uses: actions/setup-python@v4
+        with:
+          python-version: "${{ matrix.python-version }}"
+      - name: Install Tox
+        run: pip install "tox>=4,<5"
+      - name: Test with tox
+        run: |
+          tox -v
+      #- name: Submit to codecov
+      #  if: runner.os == 'Linux' && $USE_CODECOV
+      #  run: pip install "codecov>=$CODECOV_VR" && codecov

.gitignore

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+# Also see https://github.com/github/gitignore/blob/master/Python.gitignore
+# This is simpler and easier to understand
+# We'll ignore all .* files and then re-add some
+
+# General hidden or unwanted
+.*
+~*
+*~
+*#
+Thumbs.db
+*.bak
+*.swp
+tmp/
+null
+
+# Log files and binary files
+*.log
+*.zip
+*.tar.gz
+*.tgz
+*.gz
+*.tar
+*.z7
+*.exe
+*.msi
+*.pkg
+*.dll
+*.so
+
+# Python temp and build files
+docs/html/
+__pycache__/
+__pypackages__/
+*.py[cod]
+*$py.class
+*.egg-info
+pip-wheel-metadata
+share/python-wheels/
+build/
+dist/
+eggs/
+sdist/
+docs/_build
+cython_debug/
+docs/autoapi
+
+# Hidden files that are definitely unwanted (redundant)
+.tox/
+.pytest_cache
+.ipynb_checkpoints
+
+# Files from other languages
+*.o
+hs_err_pid*
+*.class
+*.jl.cov
+*.jl.*.cov
+*.jl.mem
+deps/deps.jl
+
+# Keep these config files
+!/.gitignore
+!/.prettierignore
+!/.travis.yml
+!/.travis.yaml
+!/.circleci/config.yml
+!/.circleci/config.yaml
+!/.github
+!/.appveyor.yml
+!/.appveyor.yaml
+!/.flake8
+!/.readthedocs.yml
+!/.readthedocs.yaml
+!/.dockerignore
+!/.editorconfig
+!/.pre-commit-config.yml
+!/.pre-commit-config.yaml
+!.npmignore
+!/.scrutinizer.yml
+!/.scrutinizer.yaml

.pre-commit-config.yaml

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+# Check out https://pre-commit.com/ for documentation
+# :Tyranno: minimum_pre_commit_version: ${.test-deps.pre-commit}
+minimum_pre_commit_version: 3.3.3
+repos:
+  - repo: https://github.com/pre-commit/pre-commit-hooks
+    rev: v4.4.0
+    hooks:
+      - id: check-case-conflict
+      - id: check-merge-conflict
+      - id: check-toml
+      - id: check-json
+      - id: check-shebang-scripts-are-executable
+      - id: check-symlinks
+      - id: check-yaml
+      - id: end-of-file-fixer
+      - id: fix-byte-order-marker
+        exclude: "^tests/(?:resources|data)/"
+      - id: fix-encoding-pragma
+        args: [--remove]
+      - id: trailing-whitespace
+
+  # --- Commit msg checks ---
+  - hooks:
+      - id: commitizen
+        stages: ["commit-msg"]
+    repo: https://github.com/commitizen-tools/commitizen
+    rev: v3.5.2
+
+  # --- Linters ---
+
+  - repo: https://github.com/asottile/pyupgrade
+    rev: v3.7.0
+    hooks:
+      - id: pyupgrade
+        args: [--py310-plus]
+
+  - repo: https://github.com/pycqa/isort
+    rev: 5.12.0
+    hooks:
+      - id: isort
+        args: [--profile, black]
+
+  - repo: https://github.com/psf/black
+    rev: 23.3.0
+    hooks:
+      - id: black
+
+  - repo: https://github.com/asottile/blacken-docs
+    rev: 1.14.0
+    hooks:
+      - id: blacken-docs
+
+  - repo: https://github.com/pre-commit/mirrors-prettier
+    rev: v2.7.1
+    hooks:
+      - id: prettier
+        stages: [commit]
+        args: [--print-width, "100"]
+        exclude: ^recipes/.*

CHANGELOG.md

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+# Changelog for rd_filters
+
+Refer to [Keep a Changelog](https://keepachangelog.com/en/1.1.0/) for formatting information.
+
+## 0.2.0 - unreleased
+
+### Changed
+
+- Redesigned CLI
+
+### Dropped
+
+- Past-EOL Python version support
+
+### Fixed
+
+- Build infrastructure and CI/CD
+- Removed pandas dependency