Add PDF reports, file uploads, admin auth, and comprehensive tests

Features:
- PDF service for generating task reports with ReportLab-style formatting
- Storage service for file uploads (local and S3-compatible)
- Admin authentication middleware with JWT support
- Admin user model and repository

Infrastructure:
- Updated Docker configuration for admin panel builds
- Email service enhancements for task notifications
- Updated router with admin and file upload routes
- Environment configuration updates

Tests:
- Unit tests for handlers (auth, residence, task)
- Unit tests for models (user, residence, task)
- Unit tests for repositories (user, residence, task)
- Unit tests for services (residence, task)
- Integration test setup
- Test utilities for mocking database and services

Database:
- Admin user seed data
- Updated test data seeds

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

internal/dto/responses/residence.go

@@ -52,12 +52,20 @@ type ResidenceResponse struct {
 	UpdatedAt      time.Time              `json:"updated_at"`
 }
 
-// ResidenceListResponse represents the paginated list of residences
-type ResidenceListResponse struct {
-	Count    int                 `json:"count"`
-	Next     *string             `json:"next"`
-	Previous *string             `json:"previous"`
-	Results  []ResidenceResponse `json:"results"`
+// TotalSummary represents summary statistics for all residences
+type TotalSummary struct {
+	TotalResidences    int `json:"total_residences"`
+	TotalTasks         int `json:"total_tasks"`
+	TotalPending       int `json:"total_pending"`
+	TotalOverdue       int `json:"total_overdue"`
+	TasksDueNextWeek   int `json:"tasks_due_next_week"`
+	TasksDueNextMonth  int `json:"tasks_due_next_month"`
+}
+
+// MyResidencesResponse represents the response for my-residences endpoint
+type MyResidencesResponse struct {
+	Residences []ResidenceResponse `json:"residences"`
+	Summary    TotalSummary        `json:"summary"`
 }
 
 // ShareCodeResponse represents a share code in the API response
@@ -160,19 +168,13 @@ func NewResidenceResponse(residence *models.Residence) ResidenceResponse {
 	return resp
 }
 
-// NewResidenceListResponse creates a paginated list response
-func NewResidenceListResponse(residences []models.Residence) ResidenceListResponse {
+// NewResidenceListResponse creates a list of residence responses
+func NewResidenceListResponse(residences []models.Residence) []ResidenceResponse {
 	results := make([]ResidenceResponse, len(residences))
 	for i, r := range residences {
 		results[i] = NewResidenceResponse(&r)
 	}
-
-	return ResidenceListResponse{
-		Count:    len(residences),
-		Next:     nil, // Pagination not implemented yet
-		Previous: nil,
-		Results:  results,
-	}
+	return results
 }
 
 // NewShareCodeResponse creates a ShareCodeResponse from a ResidenceShareCode model