refactor: reorganize struct fields, add new handlers and storage backends

- [x] Reorder struct fields across codebase for consistency
- [x] Add analytics event handlers and tests
- [x] Add authentication API key management handlers and tests
- [x] Add pre-warming control handlers and tests
- [x] Implement S3 storage backend with tests
- [x] Implement SMB/CIFS storage backend with tests
- [x] Add CDN middleware tests
- [x] Integrate analytics tracking into cache manager
- [x] Add S3 and SMB storage initialization in app setup
- [x] Add CDN caching to proxy handlers
- [x] Remove distributed locking (Redis lock manager)
- [x] Remove proxy common package and utilities
- [x] Remove standalone HTTP server package
- [x] Remove logger middleware
- [x] Simplify error handling utilities
- [x] Update config with S3 and SMB options
- [x] Update cache manager signature to include analytics

pkg/scanner/grype/grype.go

@@ -153,9 +153,9 @@ func (s *Scanner) convertGrypeResult(grypeResult *GrypeResult, registry, package
 
 // GrypeResult represents Grype JSON output structure
 type GrypeResult struct {
-	Matches    []GrypeMatch    `json:"matches"`
-	Descriptor GrypeDescriptor `json:"descriptor"`
 	Source     GrypeSource     `json:"source"`
+	Descriptor GrypeDescriptor `json:"descriptor"`
+	Matches    []GrypeMatch    `json:"matches"`
 }
 
 type GrypeDescriptor struct {
@@ -164,13 +164,13 @@ type GrypeDescriptor struct {
 }
 
 type GrypeSource struct {
-	Type   string                 `json:"type"`
 	Target map[string]interface{} `json:"target"`
+	Type   string                 `json:"type"`
 }
 
 type GrypeMatch struct {
-	Vulnerability GrypeVulnerability `json:"vulnerability"`
 	Artifact      GrypeArtifact      `json:"artifact"`
+	Vulnerability GrypeVulnerability `json:"vulnerability"`
 }
 
 type GrypeVulnerability struct {