refactor(auth): delegate access control to be-system

Remove Agent Desk users, roles, login sessions, tokens, and local permission persistence. Expose the backend as an embeddable ai-agent module with host-provided subject lookup and operation authorization callbacks, and complete the frontend/backend repository split.

go.mod

@@ -1,4 +1,4 @@
-module agent-desk
+module code.tczkiot.com/wlw/ai-agent
 
 go 1.26.0
 
@@ -6,12 +6,10 @@ require (
 	github.com/aliyun/aliyun-oss-go-sdk v3.0.2+incompatible
 	github.com/cloudwego/eino v0.9.6
 	github.com/cloudwego/eino-ext/components/model/openai v0.1.13
-	github.com/coreos/go-oidc/v3 v3.18.0
 	github.com/eino-contrib/jsonschema v1.0.3
 	github.com/gin-gonic/gin v1.12.0
 	github.com/glebarez/sqlite v1.11.0
 	github.com/go-playground/validator/v10 v10.30.1
-	github.com/golang-jwt/jwt/v5 v5.3.1
 	github.com/gomarkdown/markdown v0.0.0-20240328165702-4d01890c35c0
 	github.com/google/uuid v1.6.0
 	github.com/gorilla/schema v1.4.1
@@ -30,18 +28,17 @@ require (
 	github.com/wk8/go-ordered-map/v2 v2.1.8
 	github.com/xuri/excelize/v2 v2.10.1
 	github.com/yuin/goldmark v1.4.13
-	golang.org/x/crypto v0.53.0
 	golang.org/x/net v0.56.0
-	golang.org/x/oauth2 v0.36.0
-	golang.org/x/text v0.38.0
 	golang.org/x/tools v0.46.0
 	gopkg.in/yaml.v3 v3.0.1
 	gorm.io/driver/mysql v1.5.7
+	gorm.io/driver/postgres v1.5.9
 	gorm.io/gorm v1.25.12
 )
 
 require (
 	github.com/go-viper/mapstructure/v2 v2.4.0 // indirect
+	github.com/golang-jwt/jwt/v5 v5.3.1 // indirect
 	github.com/jackc/pgpassfile v1.0.0 // indirect
 	github.com/jackc/pgservicefile v0.0.0-20221227161230-091c0ba34f0a // indirect
 	github.com/jackc/pgx/v5 v5.5.5 // indirect
@@ -52,14 +49,15 @@ require (
 	github.com/spf13/pflag v1.0.10 // indirect
 	github.com/subosito/gotenv v1.6.0 // indirect
 	go.yaml.in/yaml/v3 v3.0.4 // indirect
-	gorm.io/driver/postgres v1.5.9 // indirect
+	golang.org/x/crypto v0.53.0 // indirect
+	golang.org/x/oauth2 v0.36.0 // indirect
+	golang.org/x/text v0.38.0 // indirect
 )
 
 require (
 	github.com/apache/arrow/go/v17 v17.0.0
 	github.com/aymerick/douceur v0.2.0 // indirect
 	github.com/bahlo/generic-list-go v0.2.0 // indirect
-	github.com/bmatcuk/doublestar/v4 v4.10.0 // indirect
 	github.com/bradfitz/gomemcache v0.0.0-20220106215444-fb4bf637b56d // indirect
 	github.com/buger/jsonparser v1.2.0 // indirect
 	github.com/bytedance/gopkg v0.1.4 // indirect
@@ -75,7 +73,6 @@ require (
 	github.com/gabriel-vasile/mimetype v1.4.12 // indirect
 	github.com/gin-contrib/sse v1.1.0 // indirect
 	github.com/glebarez/go-sqlite v1.21.2 // indirect
-	github.com/go-jose/go-jose/v4 v4.1.4 // indirect
 	github.com/go-playground/locales v0.14.1 // indirect
 	github.com/go-playground/universal-translator v0.18.1 // indirect
 	github.com/go-redis/redis/v8 v8.11.5 // indirect