📝 docs: update existing ADRs with user authentication references

Updated existing Architecture Decision Records:
- Added user authentication references to ADR-0008 (BDD Testing)
- Updated ADR-0016 (CI/CD Pipeline) with authentication workflow
- Enhanced ADR-0017 (Trunk-based Development) with BDD integration
- Added security considerations to multiple ADRs
- Updated cross-references throughout documentation

Removed deprecated files:
- docker-compose.cicd-test.yml (replaced by docker-compose.yml)

Generated by Mistral Vibe.
Co-Authored-By: Mistral Vibe <vibe@mistral.ai>

adr/0013-openapi-swagger-toolchain.md

@@ -9,7 +9,7 @@
 
 ## Context
 
-The DanceLessonsCoach project requires comprehensive API documentation and testing capabilities. As the API evolves with v1 and v2 endpoints, we need a robust OpenAPI/Swagger toolchain to:
+The dance-lessons-coach project requires comprehensive API documentation and testing capabilities. As the API evolves with v1 and v2 endpoints, we need a robust OpenAPI/Swagger toolchain to:
 
 1. **Document APIs**: Generate interactive API documentation
 2. **Test APIs**: Enable automated API testing
@@ -166,9 +166,9 @@ import (
     // Chi adapter would be needed
 )
 
-// @title DanceLessonsCoach API
+// @title dance-lessons-coach API
 // @version 1.0
-// @description API for DanceLessonsCoach service
+// @description API for dance-lessons-coach service
 // @host localhost:8080
 // @BasePath /api
 func main() {
@@ -328,9 +328,9 @@ After thorough evaluation and implementation, we've successfully integrated swag
 go install github.com/swaggo/swag/cmd/swag@latest
 
 # 2. Add swagger metadata to main.go
-// @title DanceLessonsCoach API
+// @title dance-lessons-coach API
 // @version 1.0
-// @description API for DanceLessonsCoach service
+// @description API for dance-lessons-coach service
 // @host localhost:8080
 // @BasePath /api
 package main
@@ -390,9 +390,9 @@ swag fmt
 go install github.com/swaggo/swag/cmd/swag@latest
 
 # 2. Add swagger metadata to main.go
-// @title DanceLessonsCoach API
+// @title dance-lessons-coach API
 // @version 1.0
-// @description API for DanceLessonsCoach service
+// @description API for dance-lessons-coach service
 // @host localhost:8080
 // @BasePath /api
 package main
@@ -525,7 +525,7 @@ s.router.Get("/swagger/*", httpSwagger.WrapHandler)
 # 2. Create OpenAPI spec (openapi.yaml)
 # openapi: 3.0.3
 # info:
-#   title: DanceLessonsCoach API
+#   title: dance-lessons-coach API
 #   version: 1.0.0
 
 # 3. Generate server types
@@ -654,9 +654,9 @@ go install github.com/deepmap/oapi-codegen/cmd/oapi-codegen@latest
 # 2. Create OpenAPI spec (openapi.yaml)
 openapi: 3.0.3
 info:
-  title: DanceLessonsCoach API
+  title: dance-lessons-coach API
   version: 1.0.0
-description: API for DanceLessonsCoach service
+description: API for dance-lessons-coach service
 servers:
   - url: http://localhost:8080/api
     description: Development server