diff --git a/.cruft.json b/.cruft.json
index 5bef4a6..59d20e3 100644
--- a/.cruft.json
+++ b/.cruft.json
@@ -1,6 +1,6 @@
 {
   "template": "https://github.com/python-boltons/cc-python",
-  "commit": "15b51fa172bfc123ee06597c5360fa261619b8df",
+  "commit": "42af5949086defc1b2f71b2b1354f1b3cfbd029a",
   "checkout": null,
   "context": {
     "cookiecutter": {
diff --git a/.gitignore b/.gitignore
index 46d0bb7..1251d2d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -117,3 +117,9 @@ venv.bak/
 
 # git conflict files
 *.rej
+
+# pyright config file
+pyrightconfig.json
+
+# local sqlite databases
+*.db
diff --git a/.pylintrc b/.pylintrc
index 8d1c765..bc6b2be 100644
--- a/.pylintrc
+++ b/.pylintrc
@@ -7,9 +7,6 @@
 # pygtk.require().
 #init-hook=
 
-# Profiled execution.
-profile=no
-
 # Add files or directories to the blacklist. They should be base names, not
 # paths.
 ignore=CVS
@@ -39,14 +36,12 @@ enable=imports
 # no Warning level messages displayed, use"--disable=all --enable=classes
 # --disable=W"
 disable=design,
-    bad-continuation,
     blacklisted-name,
     broad-except,
     consider-using-enumerate,
     consider-using-f-string,
     consider-using-in,
     consider-using-with,
-    deprecated-lambda,
     global-statement,
     import-error,
     import-outside-toplevel,
@@ -61,11 +56,9 @@ disable=design,
     missing-docstring,
     multiple-statements,
     no-else-return,
-    no-init,
     no-member,
     no-name-in-module,
     non-parent-init-called,
-    old-style-class,
     protected-access,
     super-init-not-called,
     too-many-lines,
@@ -83,11 +76,6 @@ disable=design,
 # mypackage.mymodule.MyReporterClass.
 output-format=text
 
-# Put messages in a separate file for each module / package specified on the
-# command line instead of printing them on stdout. Reports (if any) will be
-# written in a file name "pylint_global.[txt|html]".
-files-output=no
-
 # Tells whether to display a full report or only the messages
 reports=no
 
@@ -98,10 +86,6 @@ reports=no
 # (RP0004).
 evaluation=10.0 - ((float(5 * error + warning + refactor + convention) / statement) * 10)
 
-# Add a comment according to your evaluation note. This is used by the global
-# evaluation report (RP0004).
-comment=no
-
 # Template used to display messages. This is a python new-style format string
 # used to format the message information. See doc for all details
 #msg-template=
@@ -124,12 +108,6 @@ ignore-imports=yes
 
 [BASIC]
 
-# Required attributes for module, separated by a comma
-required-attributes=
-
-# List of builtins function names that should not be used, separated by a comma
-bad-functions=map,filter,apply,input,file
-
 # Good variable names which should always be accepted, separated by a comma
 good-names=i,j,k,_
 
@@ -146,63 +124,33 @@ include-naming-hint=no
 # Regular expression matching correct function names
 function-rgx=[a-z_][a-z0-9_]{2,30}$
 
-# Naming hint for function names
-function-name-hint=[a-z_][a-z0-9_]{2,30}$
-
 # Regular expression matching correct variable names
 variable-rgx=[a-z_][a-z0-9_]{2,30}$
 
-# Naming hint for variable names
-variable-name-hint=[a-z_][a-z0-9_]{2,30}$
-
 # Regular expression matching correct constant names
 const-rgx=(([A-Z_][A-Z0-9_]*)|(__.*__))$
 
-# Naming hint for constant names
-const-name-hint=(([A-Z_][A-Z0-9_]*)|(__.*__))$
-
 # Regular expression matching correct attribute names
 attr-rgx=[a-z_][a-z0-9_]{2,30}$
 
-# Naming hint for attribute names
-attr-name-hint=[a-z_][a-z0-9_]{2,30}$
-
 # Regular expression matching correct argument names
 argument-rgx=[a-z_][a-z0-9_]{2,30}$
 
-# Naming hint for argument names
-argument-name-hint=[a-z_][a-z0-9_]{2,30}$
-
 # Regular expression matching correct class attribute names
 class-attribute-rgx=([A-Za-z_][A-Za-z0-9_]{2,30}|(__.*__))$
 
-# Naming hint for class attribute names
-class-attribute-name-hint=([A-Za-z_][A-Za-z0-9_]{2,30}|(__.*__))$
-
 # Regular expression matching correct inline iteration names
 inlinevar-rgx=[A-Za-z_][A-Za-z0-9_]*$
 
-# Naming hint for inline iteration names
-inlinevar-name-hint=[A-Za-z_][A-Za-z0-9_]*$
-
 # Regular expression matching correct class names
 class-rgx=[A-Z_][a-zA-Z0-9]+$
 
-# Naming hint for class names
-class-name-hint=[A-Z_][a-zA-Z0-9]+$
-
 # Regular expression matching correct module names
 module-rgx=(([a-z_][a-z0-9_]*)|([A-Z][a-zA-Z0-9]+))$
 
-# Naming hint for module names
-module-name-hint=(([a-z_][a-z0-9_]*)|([A-Z][a-zA-Z0-9]+))$
-
 # Regular expression matching correct method names
 method-rgx=[a-z_][a-z0-9_]{2,30}$
 
-# Naming hint for method names
-method-name-hint=[a-z_][a-z0-9_]{2,30}$
-
 # Regular expression which should only match function or class names that do
 # not require a docstring.
 no-docstring-rgx=__.*__
@@ -238,9 +186,6 @@ ignore-long-lines=^(.*https?://\S+|.*# type: .*|\s*\S*\s*|[ ]*# TODO.*)$
 # else.
 single-line-if-stmt=no
 
-# List of optional constructs for which whitespace checking is disabled
-no-space-check=trailing-comma,dict-separator
-
 # Maximum number of lines in a module
 max-module-lines=1000
 
@@ -267,10 +212,6 @@ ignored-modules=twisted.application.internet,quickfix
 # (useful for classes with attributes dynamically set).
 ignored-classes=Report,Index,MultiIndex,twisted.internet.reactor,NewOrder,OESControlResponse,OrderReply,FHControlPortResponse,FHControlPortRequest,FHControlPortRequest,FHOperationRequest,GeneratedProtocolMessageType,OrderRequest
 
-# When zope mode is activated, add a predefined set of Zope acquired attributes
-# to generated-members.
-zope=no
-
 # List of members which are set dynamically and missed by pylint inference
 # system, and so shouldn't trigger E0201 when accessed. Python regular
 # expressions are accepted.
@@ -326,10 +267,6 @@ max-public-methods=20
 
 [CLASSES]
 
-# List of interface methods to ignore, separated by a comma. This is used for
-# instance to not check methods defines in Zope's Interface base class.
-ignore-iface-methods=isImplementedBy,deferred,extends,names,namesAndDescriptions,queryDescriptionFor,getBases,getDescriptionFor,getDoc,getName,getTaggedValue,getTaggedValueTags,isEqualOrExtendedBy,setTaggedValue,isImplementedByInstancesOf,adaptWith,is_implemented_by
-
 # List of method names used to declare (i.e. assign) instance attributes.
 defining-attr-methods=__init__,__new__,setUp
 
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index d5885ca..ded68e4 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -21,7 +21,7 @@ If you are proposing a feature:
 
 ## Developer's Guide
 
-### 🔢 Basic Usage
+### Basic Usage 🔢
 
 Before making a PR please run the following
 
@@ -30,7 +30,7 @@ Before making a PR please run the following
 * `make lint` to check for any format or convention issues
 * `make test` to run all tests
 
-### ❓ How do I ...?
+### How do I ... ❓
 
 <details><summary>🔧 See available make targets</summary>
 
diff --git a/README.md b/README.md
index f519bea..be8f4d8 100644
--- a/README.md
+++ b/README.md
@@ -13,13 +13,13 @@ _version badges:_
 
 [![Project Version](https://img.shields.io/pypi/v/bolton-logrus)](https://pypi.org/project/bolton-logrus/)
 [![Python Versions](https://img.shields.io/pypi/pyversions/bolton-logrus)](https://pypi.org/project/bolton-logrus/)
-[![Cookiecutter: cc-python](https://img.shields.io/static/v1?label=cc-python&message=2021.12.22&color=d4aa00&logo=cookiecutter&logoColor=d4aa00)](https://github.com/python-boltons/cc-python)
+[![Cookiecutter: cc-python](https://img.shields.io/static/v1?label=cc-python&message=2022.01.04&color=d4aa00&logo=cookiecutter&logoColor=d4aa00)](https://github.com/python-boltons/cc-python)
 [![Docker: pythonboltons/main](https://img.shields.io/static/v1?label=pythonboltons%20%2F%20main&message=2021.12.22&color=8ec4ad&logo=docker&logoColor=8ec4ad)](https://github.com/python-boltons/docker-python)
 
 
 ## Installation 🗹
 
-To install `bolton-logrus` using [pip][9], run the following
+To install `logrus` using [pip][9], run the following
 commands in your terminal:
 
 ``` shell
@@ -29,6 +29,17 @@ python3 -m pip install --user bolton-logrus  # install logrus
 If you don't have pip installed, this [Python installation guide][10] can guide
 you through the process.
 
+<!-- [[[[[kooky.cog
+from pathlib import Path
+
+lines = Path("./docs/design/design.md").read_text().split("\n")
+if any(L.strip() for L in lines):
+    fixed_lines = [L.replace("(.", "(./docs/design") if L.startswith("![") else L for L in lines]
+    print("## Design Diagrams\n")
+    print("\n".join(fixed_lines))
+]]]]] -->
+<!-- [[[[[end]]]]] -->
+
 
 ## Useful Links 🔗
 
diff --git a/bin/render_all_cogs b/bin/render_all_cogs
index 3a2bf0e..e0ed2d2 100755
--- a/bin/render_all_cogs
+++ b/bin/render_all_cogs
@@ -14,12 +14,13 @@
 #     after running this script. 
 #################################################################################
 
-BIN="$(dirname "$0")"
-ROOT="$(dirname "${BIN}")"
+readonly BIN="$(dirname "$0")"
+readonly ROOT="$(dirname "${BIN}")"
 
 source "${ROOT}"/lib/bugyi.sh
 
 readonly COG_MARKERS="[[[[[kooky.cog ]]]]] [[[[[end]]]]]"
+readonly DESIGN=docs/design
 
 COG_TEMPLATE_FILES=( "README.md" )
 
@@ -36,6 +37,14 @@ function run() {
 
     for cog_template_fname in "${COG_TEMPLATE_FILES[@]}"; do
         if [[ "${check_flag_is_set}" == false ]]; then
+            # If the mermaid-cli tool is installed...
+            if command -v mmdc &>/dev/null; then
+                local md_template="${DESIGN}"/design.template.md
+                if [[ -f "${md_template}" ]]; then
+                    mmdc -i "${md_template}" -o "${DESIGN}"/design.md
+                fi
+            fi
+
             local out_fname="$(mktemp --suffix '.md')"
 
             log::info \
diff --git a/docs/design/design.md b/docs/design/design.md
new file mode 100644
index 0000000..e69de29
diff --git a/docs/design/design.template.md b/docs/design/design.template.md
new file mode 100644
index 0000000..e69de29
diff --git a/lib/bugyi.sh b/lib/bugyi.sh
index eb2e5a5..865bc77 100644
--- a/lib/bugyi.sh
+++ b/lib/bugyi.sh
@@ -144,7 +144,7 @@ function die() {
 function log::debug() { if [[ "${DEBUG}" = true || "${VERBOSE}" -gt 0 ]]; then _log "debug" "${COLOR_PURPLE}" "$@"; fi; }
 function log::error() { _log "error" "${COLOR_RED}" "$@"; }
 function log::info() { _log "info" "${COLOR_GREEN}" "$@"; }
-function log::warning() { _log "warning" "${COLOR_YELLOW}" "$@"; }
+function log::warn() { _log "warning" "${COLOR_YELLOW}" "$@"; }
 function _log() {
     local level="$1"
     shift
diff --git a/pyproject.toml b/pyproject.toml
index a07d3bb..10adbbb 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [tool.black]
 line-length = 79
-experimental-string-processing = true
+preview = true
 
 [tool.pydocstyle]
 match = '.*\.py'
diff --git a/requirements-dev.in b/requirements-dev.in
index e00b721..5b3d18a 100644
--- a/requirements-dev.in
+++ b/requirements-dev.in
@@ -13,7 +13,7 @@ black
 cogapp ~= 3.3
 flake8
 isort
-mypy != 0.920, != 0.921, != 0.930  # workaround for https://github.com/samuelcolvin/pydantic/pull/3175
+mypy
 pydocstyle[toml]
 pylint
 
@@ -21,7 +21,7 @@ pylint
 types-freezegun ~= 1.1
 
 ### Docs
-m2r2
+m2r2 != 0.3.3  # since this version requires docutils>=0.19 (see https://github.com/CrossNox/m2r2/compare/v0.3.2...v0.3.3)
 sphinx
 sphinx-rtd-theme
 sphinx-autodoc-typehints
diff --git a/setup.cfg b/setup.cfg
index 5dcf3a7..0a99b16 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -16,6 +16,8 @@ exclude_lines =
     # Don't complain if non-runnable code isn't run:
     if 0:
     if __name__ == .__main__.:
+    [ ]*pass[ ]*\#?.*
+    [ ]*\.\.\.[ ]*\#?.*
 
 [coverage:run]
 omit = .venv/*,tests/*,docs/*,setup.py,.tox/*
@@ -34,7 +36,7 @@ testpaths = src tests
 # WPS305 no f strings allowed
 # WPS337 ignore multiline condition violations
 # WPS348 ignore lines starting with a dot as black does this
-ignore = W503,E203,B950,E501,C81,WPS210,WPS213,WPS305,WPS337,WPS348
+ignore = W503,E203,E266,E501,B950,C81,WPS210,WPS213,WPS305,WPS337,WPS348
 min-name-length = 3
 max-try-body-length = 2
 # emit a warning if the McCabe complexity of a function
diff --git a/targets.mk b/targets.mk
index 5f8e803..dfe9172 100644
--- a/targets.mk
+++ b/targets.mk
@@ -7,11 +7,13 @@ SHELL := /bin/bash
 CRUFT = $(PYTHON) -m cruft
 DOCS_SOURCE := ./docs/source
 DOCS_BUILD_DIR := ./docs/build
+MIN_TEST_COV := 80
 PIP = $(PYTHON) -m pip
 PIP_COMPILE = $(PYTHON) -m piptools compile --allow-unsafe --no-emit-index-url -q --no-emit-trusted-host
 PIP_SYNC = $(PYTHON) -m piptools sync
 PYTHON = $(SOURCE_VENV) python
 PYTHON_VERSION := 3.8
+RENDER_ALL_COGS = $(SOURCE_VENV) ./bin/render_all_cogs
 SOURCE_VENV = source $(VENV_ACTIVATE);
 SPHINX_APIDOC = $(SOURCE_VENV) sphinx-apidoc
 SPHINX_BUILD = $(SOURCE_VENV) sphinx-build
@@ -28,18 +30,22 @@ define runtests
 		-vv \
 		--cov=src/logrus \
 		--cov-config=setup.cfg \
-		--cov-fail-under=80 \
+		--cov-fail-under=$(MIN_TEST_COV) \
 		--cov-report=xml:coverage.xml \
 		--cov-report=term-missing \
 		--cov-branch \
 		--doctest-modules \
 		--doctest-report ndiff \
-		# Don't remove this comment! It allows us to end the last CLI option with a backslash.
+		# Don't remove this comment!
 endef
 
 .PHONY: all
 all:  ## Build the package, build the docs, run all tests, and run all linters.
-all: build build-docs lint test
+all: build build-docs cogs lint test
+
+.PHONY: cogs
+cogs: sync-dev-requirements
+	$(RENDER_ALL_COGS)
 
 .PHONY: lint
 lint: black isort pydocstyle flake8 mypy pylint quick-lints  ## Run all linting checks.
@@ -70,8 +76,11 @@ flake8: sync-dev-requirements  ## Run flake8 checks.
 
 .PHONY: mypy
 mypy: sync-dev-requirements  ## Run mypy checks.
+	@# HACK: Because mypy's cache has been terrible lately.
+	@rm -rf .mypy_cache
 	$(PYTHON) -m mypy src
-	$(PYTHON) -m mypy tests
+	@# HACK: Fixes weird numpy error that seemed to happen randomly.
+	bash -c "$(SOURCE_VENV) { python -m mypy tests || python -m mypy tests; }"
 
 .PHONY: pylint
 pylint: sync-dev-requirements  ## Run pylint checks.