diff --git a/domain/campaign/entity/entitty.go b/domain/campaign/entity/entitty.go
index f6eca8a0..5e79f0b6 100644
--- a/domain/campaign/entity/entitty.go
+++ b/domain/campaign/entity/entitty.go
@@ -19,6 +19,8 @@ type Campaign struct {
 	ID           types.ID       `json:"id"`
 	Title        string         `json:"title"`
 	Description  string         `json:"description"`
+	Link         string         `json:"link"`
+	Slogan       string         `json:"slogan"` //
 	GoalAmount   float64        `json:"goal_amount"`
 	RaisedAmount float64        `json:"raised_amount"`
 	Status       CampaignStatus `json:"status"`
diff --git a/domain/campaign/repository/migrations/1775633533_add_campaign_table.sql b/domain/campaign/repository/migrations/1775633533_add_campaign_table.sql
index 65aead6e..d3e973ee 100644
--- a/domain/campaign/repository/migrations/1775633533_add_campaign_table.sql
+++ b/domain/campaign/repository/migrations/1775633533_add_campaign_table.sql
@@ -4,6 +4,8 @@ CREATE TABLE `campaigns` (
     `id`            BIGINT PRIMARY KEY AUTO_INCREMENT,
     `title`         VARCHAR(255) NOT NULL,
     `description`   TEXT,
+     `link`         VARCHAR(255)  NULL,
+    `slogan`         VARCHAR(255)  NULL,
     `goal_amount`   DECIMAL(15,2) NOT NULL,
     `raised_amount` DECIMAL(15,2) DEFAULT 0,
     `status`        VARCHAR(50) NOT NULL,
diff --git a/domain/campaign/repository/mysql/db.go b/domain/campaign/repository/mysql/db.go
index eefb0b6f..e9cddcc1 100644
--- a/domain/campaign/repository/mysql/db.go
+++ b/domain/campaign/repository/mysql/db.go
@@ -17,7 +17,7 @@ func New(db *mysql.DB) *DB {
 }
 
 // CreateCampaign creates a new campaign
-func (d *DB) CreateAndSave(ctx context.Context, campaign entity.Campaign) (types.ID, error) {
+func (d *DB) Create(ctx context.Context, campaign entity.Campaign) (types.ID, error) {
 	const Op = "repository.mysql.campaign.create"
 
 	tx, err := d.conn.Conn().BeginTx(ctx, nil)
@@ -26,13 +26,16 @@ func (d *DB) CreateAndSave(ctx context.Context, campaign entity.Campaign) (types
 	}
 	defer tx.Rollback()
 
-	query := `INSERT INTO campaigns (title, description, goal_amount, raised_amount,
+	query := `INSERT INTO campaigns (title, description,link, slogan ,
+         goal_amount, raised_amount,
         status, deadline_at ,admin_id , created_at ) 
         VALUES (?, ?, ?, ?, ?, ?, ? , NOW() )`
 
 	result, err := tx.ExecContext(ctx, query,
 		campaign.Title,
 		campaign.Description,
+		campaign.Link,
+		campaign.Slogan,
 		campaign.GoalAmount,
 		campaign.RaisedAmount,
 		campaign.Status,
diff --git a/domain/campaign/service/createCampaign.go b/domain/campaign/service/create-campaign.go
similarity index 73%
rename from domain/campaign/service/createCampaign.go
rename to domain/campaign/service/create-campaign.go
index 24514606..372ee293 100644
--- a/domain/campaign/service/createCampaign.go
+++ b/domain/campaign/service/create-campaign.go
@@ -3,30 +3,20 @@ package service
 import (
 	"context"
 	"fmt"
-	"git.gocasts.ir/ebhomengo/niki/domain/campaign/entity"
+	"git.gocasts.ir/ebhomengo/niki/domain/campaign/service/mapper"
 	richerror "git.gocasts.ir/ebhomengo/niki/pkg/rich_error"
 	"git.gocasts.ir/ebhomengo/niki/types"
-	"time"
 )
 
 // CreateCampaign handles creation of a new campaign.
-func (s *CampaignService) CreateCampaign(ctx context.Context, req entity.Campaign) (types.ID, error) {
+func (s *CampaignService) CreateCampaign(ctx context.Context, req CreateCampaignRequest) (types.ID, error) {
 	const op = "service.campaign.create_campaign"
 
 	if err := validateCreateCampaignRequest(req); err != nil {
 		return 0, richerror.New(op).WithErr(err)
 	}
 
-	campaign := entity.Campaign{
-		Title:        req.Title,
-		Description:  req.Description,
-		GoalAmount:   req.GoalAmount,
-		RaisedAmount: 0,
-		Status:       req.Status,
-		DeadlineAt:   req.DeadlineAt,
-		AdminID:      req.AdminID,
-		CreatedAt:    time.Now(),
-	}
+	campaign := mapper.ToCampaignEntity(req)
 
 	id, err := s.repo.Create(ctx, campaign)
 	if err != nil {
@@ -36,7 +26,7 @@ func (s *CampaignService) CreateCampaign(ctx context.Context, req entity.Campaig
 	return id, nil
 }
 
-func validateCreateCampaignRequest(req entity.Campaign) error {
+func validateCreateCampaignRequest(req CreateCampaignRequest) error {
 	if req.Title == "" {
 		return errRequired("title")
 	}
diff --git a/domain/campaign/service/mapper/main.go b/domain/campaign/service/mapper/main.go
new file mode 100644
index 00000000..a03c256f
--- /dev/null
+++ b/domain/campaign/service/mapper/main.go
@@ -0,0 +1,22 @@
+package mapper
+
+import (
+	"git.gocasts.ir/ebhomengo/niki/domain/campaign/entity"
+	param "git.gocasts.ir/ebhomengo/niki/domain/campaign/service"
+	"time"
+)
+
+func ToCampaignEntity(req param.CreateCampaignRequest) entity.Campaign {
+	return entity.Campaign{
+		Title:        req.Title,
+		Description:  req.Description,
+		Link:         req.Link,
+		Slogan:       req.Slogan,
+		GoalAmount:   req.GoalAmount,
+		RaisedAmount: 0,
+		Status:       entity.CampaignStatus(req.Status),
+		DeadlineAt:   req.DeadlineAt,
+		AdminID:      req.AdminID,
+		CreatedAt:    time.Now(),
+	}
+}
diff --git a/domain/campaign/service/param.go b/domain/campaign/service/param.go
index f54649ab..ecb9a430 100644
--- a/domain/campaign/service/param.go
+++ b/domain/campaign/service/param.go
@@ -6,22 +6,16 @@ import (
 )
 
 type GetCampaignResponse struct {
-	ID types.ID `json:"user_id"`
+	ID types.ID `json:"campaign_id"`
 }
 
-type AddCampaignRequest struct {
-	ID          uint64     `json:"id"`
+type CreateCampaignRequest struct {
 	Title       string     `json:"title"`
 	Description string     `json:"description"`
+	Link        string     `json:"link"`
+	Slogan      string     `json:"slogan" validate:"max=255"`
 	GoalAmount  float64    `json:"goal_amount"`
+	Status      string     `json:"status,omitempty"`
 	DeadlineAt  *time.Time `json:"deadline_at,omitempty"`
-	AdminID     types.ID   `json:"admin_id"`
-}
-
-type UpdateCampaignRequest struct {
-	Title       *string    `json:"title,omitempty"`
-	Description *string    `json:"description,omitempty"`
-	GoalAmount  *float64   `json:"goal_amount,omitempty"`
-	DeadlineAt  *time.Time `json:"deadline_at,omitempty"`
-	Status      *string    `json:"status,omitempty"` // draft/active/completed/paused/cancelled
+	AdminID     types.ID   `json:"admin_id" validate:"required"`
 }
diff --git a/domain/campaign/service/services.go b/domain/campaign/service/services.go
index cc85d8b3..9e027fb9 100644
--- a/domain/campaign/service/services.go
+++ b/domain/campaign/service/services.go
@@ -15,7 +15,7 @@ type CampaignFilterParam struct {
 }
 
 type CampaignStorage interface {
-	Create(ctx context.Context, c entity.Campaign) (types.ID, error) // باید ID برگرداند
+	Create(ctx context.Context, c entity.Campaign) (types.ID, error)
 	Update(ctx context.Context, c entity.Campaign) error
 	FindByID(ctx context.Context, id types.ID) (entity.Campaign, error)
 	FindAll(ctx context.Context, filter CampaignFilterParam) ([]entity.Campaign, error)
diff --git a/donate_app/config.go b/donate_app/config.go
index b670aced..575e20db 100644
--- a/donate_app/config.go
+++ b/donate_app/config.go
@@ -1,8 +1,5 @@
 package donate_app
 
-
-
-
 import (
 	"git.gocasts.ir/ebhomengo/niki/repository/mysql"
 )
@@ -10,8 +7,3 @@ import (
 type Config struct {
 	Mysql mysql.Config `koanf:"mariadb"`
 }
-
-
-type Config struct{
-
-}
diff --git a/donate_app/delivery/http/handler.go b/donate_app/delivery/http/handler.go
index b20f6dd6..357b0ddf 100644
--- a/donate_app/delivery/http/handler.go
+++ b/donate_app/delivery/http/handler.go
@@ -1,12 +1,13 @@
 package http
 
 import (
-	"git.gocasts.ir/ebhomengo/niki/domain/campaign/entity"
 	"git.gocasts.ir/ebhomengo/niki/domain/campaign/service"
+	param "git.gocasts.ir/ebhomengo/niki/domain/campaign/service"
+	"git.gocasts.ir/ebhomengo/niki/pkg/claim"
 	httpmsg "git.gocasts.ir/ebhomengo/niki/pkg/http_msg"
+	"git.gocasts.ir/ebhomengo/niki/types"
 	"github.com/labstack/echo/v4"
 	"net/http"
-	"time"
 )
 
 type Handler struct {
@@ -19,14 +20,16 @@ func NewHandler(svc service.CampaignService) Handler {
 
 func (h Handler) createCampaign(c echo.Context) error {
 
-	var req entity.Campaign
+	claims := claim.GetClaimsFromEchoContext(c)
+
+	var req param.CreateCampaignRequest
+
+	req.AdminID = types.ID(claims.UserID)
 	if err := c.Bind(&req); err != nil {
 		return c.JSON(http.StatusBadRequest, map[string]string{
 			"error": "invalid request body",
 		})
 	}
-	req.CreatedAt = time.Now()
-	req.RaisedAmount = 0
 
 	createdID, err := h.svc.CreateCampaign(c.Request().Context(), req)
 	if err != nil {
diff --git a/donate_app/pkg/types.go b/donate_app/pkg/types.go
deleted file mode 100644
index ad2823b5..00000000
--- a/donate_app/pkg/types.go
+++ /dev/null
@@ -1,4 +0,0 @@
-// --- Type Aliases ---
-package pkg
-
-type ID uint64
diff --git a/donate_app/repository/migrations/1775633805_add_campaign_participants_table.sql b/donate_app/repository/migrations/1775633805_add_campaign_participants_table.sql
deleted file mode 100644
index 779a9bd2..00000000
--- a/donate_app/repository/migrations/1775633805_add_campaign_participants_table.sql
+++ /dev/null
@@ -1,19 +0,0 @@
--- +migrate Up
-
-CREATE TABLE `campaign_participants` (
-    `id`          BIGINT PRIMARY KEY AUTO_INCREMENT,
-    `campaign_id` BIGINT NOT NULL,
-    `user_id`     BIGINT NOT NULL,
-    `amount`      DECIMAL(15,2) NOT NULL,
-    `created_at`  TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
-    FOREIGN KEY (`campaign_id`) 
-        REFERENCES `campaigns`(`id`) 
-        ON DELETE CASCADE,
-    FOREIGN KEY (`user_id`) 
-        REFERENCES `users`(`id`) 
-        ON DELETE CASCADE,
-    UNIQUE KEY `unique_campaign_user` (`campaign_id`, `user_id`)
-);
-
--- +migrate Down
-DROP TABLE `campaign_participants`;
diff --git a/donate_app/repository/migrations/1775633805_donation_campaign_table.sql b/donate_app/repository/migrations/1775633805_donation_campaign_table.sql
new file mode 100644
index 00000000..8898d22a
--- /dev/null
+++ b/donate_app/repository/migrations/1775633805_donation_campaign_table.sql
@@ -0,0 +1,28 @@
+-- +migrate Up
+CREATE TABLE `donation_flows` (
+                                  `id`              BIGINT PRIMARY KEY AUTO_INCREMENT,
+                                  `campaign_id`     BIGINT NOT NULL,
+                                  `user_id`         BIGINT NULL,
+                                  `source_type`     VARCHAR(50) NOT NULL, -- e.g., "affiliate", "app", "qr", "sms"
+                                  `source_name`     VARCHAR(100) NOT NULL, -- e.g., "instagram", "donate_app"
+                                  `referral_code`   VARCHAR(100),
+                                  `link`            VARCHAR(255) NOT NULL,
+                                  `clicks`          BIGINT DEFAULT 0,
+                                  `conversions`     BIGINT DEFAULT 0,
+                                  `donations_total` DECIMAL(15,2) DEFAULT 0.00,
+                                  `created_at`      TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+
+                                  FOREIGN KEY (`campaign_id`)
+                                      REFERENCES `campaigns`(`id`)
+                                      ON DELETE CASCADE,
+
+                                  FOREIGN KEY (`user_id`)
+                                      REFERENCES `users`(`id`)
+                                      ON DELETE SET NULL
+);
+
+CREATE INDEX `idx_flow_campaign_id` ON `donation_flows`(`campaign_id`);
+CREATE INDEX `idx_flow_source` ON `donation_flows`(`source_type`, `source_name`);
+
+-- +migrate Down
+DROP TABLE IF EXISTS `donation_flows`;
diff --git a/donate_app/repository/mysql/db.go b/donate_app/repository/mysql/db.go
index 358ea1cd..6e11f9aa 100644
--- a/donate_app/repository/mysql/db.go
+++ b/donate_app/repository/mysql/db.go
@@ -1,11 +1,7 @@
 package mysql
 
 import (
-	"context"
-	"git.gocasts.ir/ebhomengo/niki/donate_app/service/entity"
-	richerror "git.gocasts.ir/ebhomengo/niki/pkg/rich_error"
 	"git.gocasts.ir/ebhomengo/niki/repository/mysql"
-	"git.gocasts.ir/ebhomengo/niki/types"
 )
 
 type DB struct {
@@ -15,40 +11,3 @@ type DB struct {
 func New(db *mysql.DB) *DB {
 	return &DB{conn: db}
 }
-
-// Create adds a new participant to a campaign
-func (d *DB) CreateCampaignParticipants(ctx context.Context, participant entity.CampaignParticipant) (types.ID, error) {
-	const Op = "repository.mysql.campaign_participant.create"
-
-	tx, err := d.conn.Conn().BeginTx(ctx, nil)
-	if err != nil {
-		return 0, richerror.New(Op).WithErr(err)
-	}
-	defer tx.Rollback()
-
-	query := `INSERT INTO campaign_participants (id,campaign_id, user_id, amount , created_at) 
-              VALUES (?, ?, ? , ? , NOW())`
-
-	result, err := tx.ExecContext(ctx, query,
-		participant.ID,
-		participant.CampaignID,
-		participant.UserID,
-		participant.Amount,
-		participant.CreatedAt,
-	)
-
-	if err != nil {
-		return 0, richerror.New(Op).WithErr(err)
-	}
-
-	id, err := result.LastInsertId()
-	if err != nil {
-		return 0, richerror.New(Op).WithErr(err)
-	}
-	if err := tx.Commit(); err != nil {
-		return 0, richerror.New(Op).WithErr(err)
-	}
-
-	return types.ID(id), nil
-
-}
diff --git a/donate_app/service/entity/campaignParticipant.go b/donate_app/service/entity/campaignParticipant.go
deleted file mode 100644
index 8199852a..00000000
--- a/donate_app/service/entity/campaignParticipant.go
+++ /dev/null
@@ -1,13 +0,0 @@
-package entity
-
-import "time"
-
-type ID uint64
-
-type CampaignParticipant struct {
-	ID         ID        `json:"id"`
-	CampaignID ID        `json:"campaign_id"`
-	UserID     ID        `json:"user_id"`
-	Amount     float64   `json:"amount"`
-	CreatedAt  time.Time `json:"created_at"`
-}
diff --git a/donate_app/service/entity/donation.go b/donate_app/service/entity/donation.go
new file mode 100644
index 00000000..740a360a
--- /dev/null
+++ b/donate_app/service/entity/donation.go
@@ -0,0 +1,20 @@
+package entity
+
+import (
+	"git.gocasts.ir/ebhomengo/niki/types"
+	"time"
+)
+
+type DonationApp struct {
+	ID             types.ID  `json:"id"`
+	CampaignID     types.ID  `json:"campaign_id"`
+	UserID         *types.ID `json:"user_id,omitempty"`
+	SourceType     string    `json:"source_type"` // : "affiliate", "app", "qr", "sms", "social"
+	SourceName     string    `json:"source_name"` //  "user_name", "donate_app", "instagram"
+	ReferralCode   string    `json:"referral_code"`
+	Link           string    `json:"link"`
+	Clicks         int64     `json:"clicks"`
+	Conversions    int64     `json:"conversions"`
+	DonationsTotal float64   `json:"donations_total"`
+	CreatedAt      time.Time `json:"created_at"`
+}
diff --git a/donate_app/service/param.go b/donate_app/service/param.go
deleted file mode 100644
index f064f16e..00000000
--- a/donate_app/service/param.go
+++ /dev/null
@@ -1,26 +0,0 @@
-package service
-
-import (
-	"git.gocasts.ir/ebhomengo/niki/types"
-	"time"
-)
-
-type GetCampaignResponse struct {
-	ID types.ID `json:"user_id"`
-}
-
-type AddCampaignRequest struct {
-	Title       string     `json:"title"`
-	Description string     `json:"description"`
-	GoalAmount  float64    `json:"goal_amount"`
-	DeadlineAt  *time.Time `json:"deadline_at,omitempty"`
-	AdminID     types.ID   `json:"admin_id"`
-}
-
-type UpdateCampaignRequest struct {
-	Title       *string    `json:"title,omitempty"`
-	Description *string    `json:"description,omitempty"`
-	GoalAmount  *float64   `json:"goal_amount,omitempty"`
-	DeadlineAt  *time.Time `json:"deadline_at,omitempty"`
-	Status      *string    `json:"status,omitempty"` // draft/active/completed/paused/cancelled
-}
diff --git a/donate_app/service/validator.go b/donate_app/service/validator.go
deleted file mode 100644
index 6d43c336..00000000
--- a/donate_app/service/validator.go
+++ /dev/null
@@ -1 +0,0 @@
-package service