chore(release): bump version to v2.0.20260411 - Armored Pangolin

BREAKING CHANGE: V1 → V2 architecture transition from template validation to project development workflows

Author: nullhack

CHANGELOG.md

@@ -2,6 +2,42 @@
 
 All notable changes to this template will be documented in this file.
 
+## [v2.0.20260411] - Armored Pangolin - 2026-04-11
+
+### 🚀 MAJOR RELEASE - V1 → V2 Architecture Transition
+
+This represents a fundamental architectural shift from V1 (template validation workflows) to V2 (project development workflows).
+
+### Breaking Changes
+- **Workflow Architecture**: Complete transition from template validation (V1) to project development (V2)
+- **CI/CD Pipeline**: New comprehensive GitHub Actions workflow replacing template-specific workflows
+- **Branch Structure**: V2/init becomes the new development foundation
+- **Agent Configuration**: Updated agent roles and capabilities for project development
+
+### Security Improvements
+- Enhanced GitHub Actions workflow security with proper permissions blocks
+- Removed risky PIP_USER environment variable from CI/CD pipeline
+- Added secure error handling to shell scripts with 'set -euo pipefail'
+- Implemented job-level permissions for all CI workflow operations
+
+### Infrastructure & DevOps
+- Modernized Docker setup with security-first containerization approach
+- Comprehensive CI/CD pipeline with GitHub Actions integration
+- Improved workflow security following GitHub Advanced Security recommendations
+- Full project development workflow implementation
+
+### Development Experience
+- Complete project-focused development environment
+- Better error handling and security practices in automation
+- Enhanced development workflow with secure defaults
+- Improved CI/CD reliability and security posture
+
+### Migration Notes
+- **BREAKING**: This is a major version requiring migration from V1 template workflows
+- V1 template validation workflows are replaced by V2 project development workflows
+- Projects using V1 should plan migration to V2 architecture
+- All security improvements follow GitHub security best practices
+
 ## [v1.7.20260410] - Vivid Cardinal - 2026-04-10
 
 ### Added

pyproject.toml

@@ -1,6 +1,6 @@
 [project]
 name = "python-project-template"
-version = "0.1.20260411"
+version = "2.0.20260411"
 description = "Python template with some awesome tools to quickstart any Python project"
 readme = "README.md"
 requires-python = ">=3.13"