Bump minimum Python version from 3.8 to 3.10

- Update pyproject.toml: requires-python, classifiers, mypy, black config
- Update setup.py: python_requires and classifiers
- Update GitHub Actions: remove Python 3.8 and 3.9 from test matrix
- Update documentation: README, getting_started.md, development.md
- Update RELEASE_NOTES.md with new Python requirement

Resolves CI/CD issues with Python 3.8 compatibility

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

Author: mikehikes

.github/workflows/test.yml

@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ['3.8', '3.9', '3.10', '3.11', '3.12', '3.13']
+        python-version: ['3.10', '3.11', '3.12', '3.13']
 
     steps:
     - uses: actions/checkout@v4

README.md

@@ -224,7 +224,7 @@ Supported file formats:
 
 ## Requirements
 
-- Python 3.8+
+- Python 3.10+
 - requests
 - python-dateutil
 

RELEASE_NOTES.md

@@ -38,7 +38,7 @@ This repository has been prepared for public distribution with the following key
 
 **Package Name**: `ffiec-data-collector`  
 **Version**: 2.0.0  
-**Python Support**: 3.8+  
+**Python Support**: 3.10+  
 **License**: Mozilla Public License 2.0  
 **Repository**: https://github.com/call-report/ffiec-data-collector  
 **Documentation**: https://ffiec-data-collector.readthedocs.io/  

docs/development.md

@@ -4,7 +4,7 @@
 
 ### Prerequisites
 
-- Python 3.8 or higher
+- Python 3.10 or higher
 - Git
 - pip and virtualenv
 

docs/getting_started.md

@@ -4,7 +4,7 @@
 
 ### Requirements
 
-- Python 3.8 or higher
+- Python 3.10 or higher
 - pip package manager
 
 ### Install from PyPI

pyproject.toml

@@ -4,7 +4,7 @@ version = "2.0.0rc1"
 description = "Lightweight Python library for collecting bulk FFIEC CDR data"
 readme = "README.md"
 license = {text = "MPL-2.0"}
-requires-python = ">=3.8"
+requires-python = ">=3.10"
 authors = [{name = "Michael", email = "michael@civicforge.solutions"}]
 keywords = ["ffiec", "banking", "financial", "data", "cdr", "ubpr"]
 classifiers = [
@@ -13,8 +13,6 @@ classifiers = [
     "Intended Audience :: Financial and Insurance Industry",
     "Topic :: Office/Business :: Financial",
     "Programming Language :: Python :: 3",
-    "Programming Language :: Python :: 3.8",
-    "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",
@@ -70,10 +68,10 @@ include = ["ffiec_data_collector*"]
 
 [tool.black]
 line-length = 88
-target-version = ['py38']
+target-version = ['py310']
 
 [tool.mypy]
-python_version = "3.8"
+python_version = "3.10"
 warn_return_any = true
 warn_unused_configs = true
 disallow_untyped_defs = true

setup.py

@@ -25,13 +25,11 @@
         "Topic :: Office/Business :: Financial",
         "License :: OSI Approved :: Mozilla Public License 2.0 (MPL 2.0)",
         "Programming Language :: Python :: 3",
-        "Programming Language :: Python :: 3.8",
-        "Programming Language :: Python :: 3.9",
         "Programming Language :: Python :: 3.10",
         "Programming Language :: Python :: 3.11",
         "Programming Language :: Python :: 3.12",
     ],
-    python_requires=">=3.8",
+    python_requires=">=3.10",
     install_requires=[
         "requests>=2.28.0",
         "python-dateutil>=2.8.0",