refactor: centralize ABI metadata into meta/meta.go

- meta/meta.go: add ABIVersion, ABIVersionMin, 45 dispatch method IDs
- tools/plugindev/cmd_init.go: cabiVersion -> meta.ABIVersion
- tools/plugindev/templates.go: C header comments reference meta.go

tools/plugindev/cmd_init.go

@@ -6,9 +6,9 @@ import (
 	"path/filepath"
 	"strings"
 	"text/template"
-)
 
-const cabiVersion = 1
+	"gitcode.com/JianFeeeee/homeagent-sdk/meta"
+)
 
 type PlgConfig struct {
 	Name        string   `json:"name"`
@@ -84,7 +84,7 @@ func cmdInit(args []string) {
 			Targets:     targets,
 		},
 		IsLua:       isLua,
-		CABIVersion: cabiVersion,
+		CABIVersion: meta.ABIVersion,
 		CABIHeader:  tmplCABIHeader,
 	}
 

tools/plugindev/go.mod

@@ -1,3 +1,7 @@
 module github.com/JianFeeeee/homeagent-sdk/tools/plugindev
 
-go 1.21
+go 1.25.0
+
+require gitcode.com/JianFeeeee/homeagent-sdk v0.0.0
+
+replace gitcode.com/JianFeeeee/homeagent-sdk => ../../

tools/plugindev/templates.go

@@ -279,9 +279,11 @@ func main() {}
 `
 
 // tmplCABIHeader — shared C ABI type definitions for both core and plugin
+// 此模板中的常量应与 core/internal/meta/meta.go 保持一致（ABI 版本、dispatch method IDs）。
 const tmplCABIHeader = `
 #ifndef HOMEAGENT_CABI_H
 #define HOMEAGENT_CABI_H
+// HOMEAGENT_ABI_VERSION 与 sdk/meta/meta.go ABIVersion 同步
 #define HOMEAGENT_ABI_VERSION 1
 #ifdef __cplusplus
 extern "C" {