fix: correct port

README.md

@@ -33,13 +33,13 @@ go mod download
 go run main.go
 ```
 
-The server will start on port 8080 by default (or use `PORT` environment variable to change it).
+The server will start on port 3002 by default (or use `PORT` environment variable to change it).
 
 ## API Endpoints
 
 ### Upload Firmware
 ```bash
-curl -X POST http://localhost:8080/firmware \
+curl -X POST http://localhost:3002/firmware \
   -F "metadata={\"name\":\"base\",\"version\":\"1.0.0\",\"labels\":{\"app\":\"base\"}}" \
   -F "firmware=@firmware.bin"
 ```
@@ -47,23 +47,23 @@ curl -X POST http://localhost:8080/firmware \
 ### List Firmware
 ```bash
 # Get all firmware
-curl http://localhost:8080/firmware
+curl http://localhost:3002/firmware
 
 # Filter by name
-curl "http://localhost:8080/firmware?name=base"
+curl "http://localhost:3002/firmware?name=base"
 
 # Filter by version
-curl "http://localhost:8080/firmware?version=1.0.0"
+curl "http://localhost:3002/firmware?version=1.0.0"
 ```
 
 ### Download Firmware
 ```bash
-curl http://localhost:8080/firmware/base/1.0.0 -o firmware.bin
+curl http://localhost:3002/firmware/base/1.0.0 -o firmware.bin
 ```
 
 ### Health Check
 ```bash
-curl http://localhost:8080/health
+curl http://localhost:3002/health
 ```
 
 ## Storage Structure
@@ -84,7 +84,7 @@ registry/
 ## Configuration
 
 The registry uses the following environment variables:
-- `PORT`: Server port (default: 8080)
+- `PORT`: Server port (default: 3002)
 
 ## Database Schema