diff --git a/.github/.Owlbot.lock.yaml b/.github/.Owlbot.lock.yaml
deleted file mode 100644
index 813281ac..00000000
--- a/.github/.Owlbot.lock.yaml
+++ /dev/null
@@ -1,17 +0,0 @@
-# Copyright 2024 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
-#
-#      http://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.
-docker:
-  image: gcr.io/cloud-devrel-public-resources/owlbot-python:latest
-  digest: sha256:230f7fe8a0d2ed81a519cfc15c6bb11c5b46b9fb449b8b1219b3771bcb520ad2
-# created: 2023-12-09T15:16:25.430769578Z
diff --git a/.github/.Owlbot.yaml b/.github/.Owlbot.yaml
deleted file mode 100644
index ee842a04..00000000
--- a/.github/.Owlbot.yaml
+++ /dev/null
@@ -1,18 +0,0 @@
-# Copyright 2024 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
-#
-#     http://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.
-
-docker:
-  image: gcr.io/cloud-devrel-public-resources/owlbot-python:latest
-
-begin-after-commit-hash: 70f7f0525414fe4dfeb2fc2e81546b073f83a621
diff --git a/.github/auto-approve.yml b/.github/auto-approve.yml
deleted file mode 100644
index 311ebbb8..00000000
--- a/.github/auto-approve.yml
+++ /dev/null
@@ -1,3 +0,0 @@
-# https://github.com/googleapis/repo-automation-bots/tree/main/packages/auto-approve
-processes:
-  - "OwlBotTemplateChanges"
diff --git a/.github/sync-repo-settings.yaml b/.github/sync-repo-settings.yaml
index 13eb2095..bc2e9017 100644
--- a/.github/sync-repo-settings.yaml
+++ b/.github/sync-repo-settings.yaml
@@ -26,6 +26,10 @@ branchProtectionRules:
     isAdminEnforced: true
     requiredStatusCheckContexts:
       - "cla/google"
+      - "lint"
+      - "integration-test-pr (langchain-spanner-testing)"
+      - "conventionalcommits.org"
+      - "header-check"
     # - Add required status checks like presubmit tests
     requiredApprovingReviewCount: 1
     requiresCodeOwnerReviews: true
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 2057dff1..7358c119 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -43,7 +43,7 @@ jobs:
           python-version: "3.11"
 
       - name: Install requirements
-        run: pip install .[test]
+        run: pip install -e .[test]
 
       - name: Run linters
         run: |
@@ -51,4 +51,4 @@ jobs:
           isort --check .
 
       - name: Run type-check
-        run: mypy .
+        run: mypy --install-types --non-interactive .
diff --git a/MANIFEST.in b/MANIFEST.in
deleted file mode 100644
index e0a66705..00000000
--- a/MANIFEST.in
+++ /dev/null
@@ -1,25 +0,0 @@
-# -*- coding: utf-8 -*-
-#
-# Copyright 2023 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.
-
-# Generated by synthtool. DO NOT EDIT!
-include README.rst LICENSE
-recursive-include google *.json *.proto py.typed
-recursive-include tests *
-global-exclude *.py[co]
-global-exclude __pycache__
-
-# Exclude scripts for samples readmegen
-prune scripts/readme-gen
diff --git a/owlbot.py b/owlbot.py
deleted file mode 100644
index 7fb25735..00000000
--- a/owlbot.py
+++ /dev/null
@@ -1,40 +0,0 @@
-# Copyright 2024 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
-#
-#     http://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.
-
-"""This script is used to synthesize generated parts of this library."""
-
-import re
-
-import synthtool as s
-from synthtool import gcp
-
-common = gcp.CommonTemplates()
-# ----------------------------------------------------------------------------
-# Add templated files
-# ----------------------------------------------------------------------------
-templated_files = common.py_library()
-
-# Copy templates for releases
-s.move(
-    templated_files / ".github",
-    excludes=[
-        "CODEOWNERS",
-        "auto-label.yaml",
-        "snippet-bot.yml",
-        "workflows/*",
-    ],
-)
-s.move(templated_files / "MANIFEST.in")
-s.move(templated_files / "setup.cfg")
-s.move(templated_files / ".gitignore")
diff --git a/pyproject.toml b/pyproject.toml
index d4992066..d1ffc31f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -18,24 +18,23 @@ Changelog = "https://github.com/googleapis/langchain-google-spanner-python/blob/
 
 [project.optional-dependencies]
 test = [
-    "black==23.12.0",
+    "black[jupyter]==23.12.0",
     "isort==5.13.2",
     "mypy==1.7.1",
-    "pytest-asyncio==0.23.0",
     "pytest==7.4.4",
-    "types-google-cloud-ndb==2.2.0.20240106"
+    "pytest-asyncio==0.23.0",
 ]
 
 [build-system]
 requires = ["setuptools"]
 build-backend = "setuptools.build_meta"
 
+[tool.black]
+target-version = ['py38']
+
 [tool.isort]
 profile = "black"
 
 [tool.mypy]
-python_version = "3.11"
+python_version = 3.8
 warn_unused_configs = true
-exclude = [
-    "owlbot.py"
-]
diff --git a/setup.cfg b/setup.cfg
deleted file mode 100644
index 05235008..00000000
--- a/setup.cfg
+++ /dev/null
@@ -1,19 +0,0 @@
-# -*- coding: utf-8 -*-
-#
-# Copyright 2023 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.
-
-# Generated by synthtool. DO NOT EDIT!
-[bdist_wheel]
-universal = 1