Add authenticated content editing

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

internal/domain/models.go

@@ -6,6 +6,8 @@ type User struct {
 	ID                        uint
 	Email, Name               string
 	Provider, ProviderSubject string
+	Role                      string
+	Editor                    bool
 	CreatedAt                 time.Time
 }
 type Admin struct {
@@ -20,3 +22,22 @@ type Session struct {
 	AdminID              *uint
 	ExpiresAt, CreatedAt time.Time
 }
+
+type Content struct {
+	ID                         uint
+	Slug, Title, Summary, Body string
+	Status                     string
+	Published                  bool
+	CreatedAt, UpdatedAt       time.Time
+	CreatedBy, UpdatedBy       uint
+}
+
+type ContentHistory struct {
+	ID           uint
+	ContentID    uint
+	Operation    string
+	ActorID      *uint
+	ActorAdminID *uint
+	CreatedAt    time.Time
+	Snapshot     string
+}