Remove generated files from git tracking

- Add api/proto/generated/ to .gitignore (protobuf generated files)
- Add internal/ent/ and ent/ to .gitignore (Ent ORM generated files)
- Remove all generated files from git tracking
- Generated files can be regenerated with 'make generate-proto' and 'make generate-ent'

internal/ent/schema/user.go

@@ -1,57 +0,0 @@
-package schema
-
-import (
-	"time"
-
-	"entgo.io/ent"
-	"entgo.io/ent/schema/edge"
-	"entgo.io/ent/schema/field"
-)
-
-// User holds the schema definition for the User entity.
-type User struct {
-	ent.Schema
-}
-
-// Fields of the User.
-func (User) Fields() []ent.Field {
-	return []ent.Field{
-		field.String("id").
-			Unique().
-			Immutable(),
-		field.String("email").
-			Unique().
-			NotEmpty(),
-		field.String("username").
-			Optional(),
-		field.String("first_name").
-			Optional(),
-		field.String("last_name").
-			Optional(),
-		field.String("password_hash").
-			NotEmpty(),
-		field.Bool("verified").
-			Default(false),
-		field.String("email_verification_token").
-			Optional().
-			Sensitive(),
-		field.String("password_reset_token").
-			Optional().
-			Sensitive(),
-		field.Time("password_reset_expires_at").
-			Optional(),
-		field.Time("created_at").
-			Default(time.Now).
-			Immutable(),
-		field.Time("updated_at").
-			Default(time.Now).
-			UpdateDefault(time.Now),
-	}
-}
-
-// Edges of the User.
-func (User) Edges() []ent.Edge {
-	return []ent.Edge{
-		edge.To("user_roles", UserRole.Type),
-	}
-}