Update version to v1.0.3

Author: dev2k6

README.md

@@ -4,7 +4,7 @@ OpenAI-compatible proxy server for the CommandCode API. It exposes `/v1/chat/com
 
 Repository: https://github.com/dev2k6/command-code-proxy-server
 
-Version: `v1.0.2`
+Version: `v1.0.3`
 
 ## Features
 
@@ -219,7 +219,7 @@ https://api.github.com/repos/dev2k6/command-code-proxy-server/tags
 If the latest GitHub tag is newer than the current app version, the version line is displayed as:
 
 ```text
-v1.0.2 (latest: v1.x.x)
+v1.0.3 (latest: v1.x.x)
 ```
 
 ## CommandCode version header

main.go

@@ -9,7 +9,7 @@ import (
 	"github.com/dev2k6/command-code-proxy-server/internal/update"
 )
 
-const appVersion = "v1.0.2"
+const appVersion = "v1.0.3"
 const repositoryURL = "https://github.com/dev2k6/command-code-proxy-server"
 
 func main() {