diff --git a/.flake8 b/.flake8
deleted file mode 100644
index 4e5e1d5..0000000
--- a/.flake8
+++ /dev/null
@@ -1,4 +0,0 @@
-[flake8]
-exclude = .git,venv
-max-line-length = 80
-max-complexity = 12
diff --git a/.gitignore b/.gitignore
index 6ca00d7..157226e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,10 +4,14 @@ __pycache__/
 *$py.class
 
 # Environments
-.env
-!example.env
 venv/
 
+# Config
+*.env
+!example.env
+*.tfvars
+!example.tfvars
+
 # Data
 *.csv
 
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index e1a1cd3..35e579d 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -40,6 +40,7 @@ repos:
     rev: 6.0.0
     hooks:
       - id: flake8
+        additional_dependencies: [Flake8-pyproject]
   # Lint code for types
   - repo: https://github.com/pre-commit/mirrors-mypy
     rev: v0.991
diff --git a/deployment/terraform/cloud_function.tf b/deployment/terraform/cloud_function.tf
index 3a95020..f70e37e 100644
--- a/deployment/terraform/cloud_function.tf
+++ b/deployment/terraform/cloud_function.tf
@@ -11,7 +11,6 @@ data "archive_file" "zip_code_repo" {
       "venv",
       ".env",
       "example.env",
-      ".flake8",
       ".gitignore",
       ".pre-commit-config.yaml",
       "CONTRIBUTING.md",
diff --git a/dqm.py b/dqm.py
deleted file mode 100644
index bcd133f..0000000
--- a/dqm.py
+++ /dev/null
@@ -1,24 +0,0 @@
-"""
-Copyright 2022 Google LLC
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-    https://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-"""
-
-from flask import Flask
-from flask_pydantic import validate
-
-from routes.process_column import process_column
-
-dqm = Flask(__name__)
-
-dqm.route('/process_column', methods=['POST'])(validate()(process_column))
diff --git a/main.py b/main.py
index 0ce3b16..cbd6e16 100644
--- a/main.py
+++ b/main.py
@@ -13,6 +13,8 @@
 See the License for the specific language governing permissions and
 limitations under the License.
 """
+from flask import Flask
+from flask_pydantic import validate
 from functions_wrapper import entrypoint
 from werkzeug.exceptions import HTTPException
 
@@ -20,7 +22,11 @@
 from core.http import handle_malformed_config
 from core.http import handle_server_error
 from core.http import MalformedConfigError
-from dqm import dqm
+from routes.process_column import process_column
+
+dqm = Flask(__name__)
+
+dqm.route('/process_column', methods=['POST'])(validate()(process_column))
 
 dqm.register_error_handler(MalformedConfigError, handle_malformed_config)
 dqm.register_error_handler(HTTPException, handle_http_error)
diff --git a/pyproject.toml b/pyproject.toml
index b093055..fd813c2 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,11 +1,19 @@
+[tool.flake8]
+exclude = [
+  ".git/",
+  "venv/",
+]
+max-line-length = 80
+max-complexity = 12
+
 [tool.isort]
 profile = "google"
 
 [tool.mypy]
 python_version = "3.10"
 exclude = [
-    '.git/',       # git
-    'venv/',       # virtualenv
+    '.git/',
+    'venv/',
 ]
 check_untyped_defs = true
 # Google libraries lack type hints
diff --git a/requirements-dev.txt b/requirements-dev.txt
index 4093c0d..c7e1a8e 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,5 +1,6 @@
 faker==15.3.4
 flake8==5.0.4
+Flake8-pyproject==1.2.2
 isort==5.10.1
 mypy==0.971
 mypy-extensions==0.4.3