feat(docs): update Python runtime to 3.12 across documentation and samples

Author: rstrahan

docs/discovery.md

@@ -723,7 +723,7 @@ PatternXConfigurationHandler:
   Type: AWS::Lambda::Function
   Properties:
     Handler: index.pattern_x_configuration_handler
-    Runtime: python3.9
+    Runtime: python3.12
     Environment:
       Variables:
         PATTERN_NAME: "pattern-x"

lib/idp_common_pkg/idp_common/extraction/service.py

@@ -29,7 +29,7 @@
     build_few_shot_extraction_examples_content,
 )
 
-# Conditional import for agentic extraction (requires Python 3.10+ dependencies)
+# Conditional import for agentic extraction (requires Python 3.12+ dependencies)
 try:
     from idp_common.extraction.agentic_idp import structured_output
     from idp_common.schema import create_pydantic_model_from_json_schema
@@ -924,7 +924,7 @@ def _invoke_extraction_model(
         if self.config.extraction.agentic.enabled:
             if not AGENTIC_AVAILABLE:
                 raise ImportError(
-                    "Agentic extraction requires Python 3.10+ and strands-agents dependencies. "
+                    "Agentic extraction requires Python 3.12+ and strands-agents dependencies. "
                     "Install with: pip install 'idp_common[agents]' or use agentic=False"
                 )
 

samples/external-mcp-client/README.md

@@ -12,7 +12,7 @@ The document processor example shows how to:
 
 ## Prerequisites
 
-1. Python 3.8+
+1. Python 3.12+
 2. Required packages:
    ```bash
    pip install -r requirements.txt

scripts/sdlc/README_validate_buildspec.md

@@ -12,7 +12,7 @@ A Python script to validate AWS CodeBuild `buildspec.yml` files for syntax error
 
 ## Installation
 
-The validator requires Python 3.6+ and PyYAML:
+The validator requires Python 3.12+ and PyYAML:
 
 ```bash
 pip install pyyaml