chore: clean up repo for public release

- Remove BMAD framework, IDE configs, dev screenshots, test files,
  internal docs, and backup files
- Rename keep-notes/ to memento-note/
- Update all references from keep-notes to memento-note
- Add Apache 2.0 license with Commons Clause (non-commercial restriction)
- Add clean .gitignore and .env.docker.example

.agent/skills/bmad-create-epics-and-stories/templates/epics-template.md

@@ -1,61 +0,0 @@
----
-stepsCompleted: []
-inputDocuments: []
----
-
-# {{project_name}} - Epic Breakdown
-
-## Overview
-
-This document provides the complete epic and story breakdown for {{project_name}}, decomposing the requirements from the PRD, UX Design if it exists, and Architecture requirements into implementable stories.
-
-## Requirements Inventory
-
-### Functional Requirements
-
-{{fr_list}}
-
-### NonFunctional Requirements
-
-{{nfr_list}}
-
-### Additional Requirements
-
-{{additional_requirements}}
-
-### UX Design Requirements
-
-{{ux_design_requirements}}
-
-### FR Coverage Map
-
-{{requirements_coverage_map}}
-
-## Epic List
-
-{{epics_list}}
-
-<!-- Repeat for each epic in epics_list (N = 1, 2, 3...) -->
-
-## Epic {{N}}: {{epic_title_N}}
-
-{{epic_goal_N}}
-
-<!-- Repeat for each story (M = 1, 2, 3...) within epic N -->
-
-### Story {{N}}.{{M}}: {{story_title_N_M}}
-
-As a {{user_type}},
-I want {{capability}},
-So that {{value_benefit}}.
-
-**Acceptance Criteria:**
-
-<!-- for each AC on this story -->
-
-**Given** {{precondition}}
-**When** {{action}}
-**Then** {{expected_outcome}}
-**And** {{additional_criteria}}
-
-<!-- End story repeat -->