diff --git a/internal/app/hostcaps.go b/internal/app/hostcaps.go
index 51abd53..3312b3f 100644
--- a/internal/app/hostcaps.go
+++ b/internal/app/hostcaps.go
@@ -5,9 +5,11 @@ import (
 	"context"
 	"fmt"
 	"sort"
+	"strconv"
 	"strings"
 	"sync"
 
+	authzsvc "agent-system-backend/internal/authz"
 	"agent-system-backend/internal/authz/catalog"
 	"agent-system-backend/internal/ingest"
 	"agent-system-backend/internal/rag"
@@ -370,6 +372,17 @@ func (h inprocHost) RolePolicyForUser(ctx context.Context, userID string) (exten
 	return snapshot, nil
 }
 
+func (h inprocHost) RolePolicyForOwner(ctx context.Context, owner string) (extension.RolePolicySnapshot, error) {
+	if _, err := h.rolePolicyActor(); err != nil {
+		return extension.RolePolicySnapshot{}, err
+	}
+	account, err := h.caps.st.GetAccountByOwner(owner)
+	if err != nil {
+		return extension.RolePolicySnapshot{}, err
+	}
+	return h.RolePolicyForUser(ctx, account.ID)
+}
+
 func (h inprocHost) CheckRoleAction(ctx context.Context, userID, actionID string) (extension.RoleActionDecision, error) {
 	decision := extension.RoleActionDecision{ActionID: actionID}
 	if _, ok := catalog.DescriptorByID(actionID); !ok {
@@ -409,6 +422,154 @@ func (h inprocHost) CheckRoleAction(ctx context.Context, userID, actionID string
 	return decision, nil
 }
 
+func (h inprocHost) requireRoleAdminAction(actionID string) error {
+	if h.actor == "" || h.owner != h.actor {
+		return store.ErrAccountForbidden
+	}
+	decision := authzsvc.NewService(h.caps.st).AuthorizeSystem(h.actor, actionID)
+	if !decision.Allowed {
+		return store.ErrAccountForbidden
+	}
+	return nil
+}
+
+func roleAdminRecord(view store.RoleAdminView) extension.RoleAdminRecord {
+	out := extension.RoleAdminRecord{RoleID: view.RoleID, Name: view.Name, Description: view.Description,
+		Enabled: view.Enabled, RoleVersion: view.RoleVersion, BindingCount: view.BindingCount,
+		Permissions: map[string]extension.RolePermission{}}
+	for _, permission := range view.Permissions {
+		out.Permissions[permission.ActionID] = extension.RolePermission{Allowed: permission.Allowed, CapAllowed: permission.CapAllowed}
+	}
+	return out
+}
+
+func (h inprocHost) ListRoles(ctx context.Context) ([]extension.RoleAdminRecord, error) {
+	if err := ctx.Err(); err != nil {
+		return nil, err
+	}
+	if err := h.requireRoleAdminAction("system.roles.view"); err != nil {
+		return nil, err
+	}
+	result := []extension.RoleAdminRecord{}
+	cursor := ""
+	for {
+		roles, next, err := h.caps.st.ListRoles("", "fuzzy", "all", "", cursor, 100)
+		if err != nil {
+			return nil, err
+		}
+		for _, role := range roles {
+			result = append(result, roleAdminRecord(role))
+		}
+		if next == "" {
+			return result, nil
+		}
+		cursor = next
+	}
+}
+
+func (h inprocHost) CreateRole(ctx context.Context, name, description string) (extension.RoleAdminRecord, error) {
+	if err := ctx.Err(); err != nil {
+		return extension.RoleAdminRecord{}, err
+	}
+	if err := h.requireRoleAdminAction("system.roles.manage"); err != nil {
+		return extension.RoleAdminRecord{}, err
+	}
+	role, err := h.caps.st.CreateRole(h.actor, store.RoleCreate{Name: name, Description: description})
+	if err != nil {
+		return extension.RoleAdminRecord{}, err
+	}
+	view, err := h.caps.st.RoleAdmin(role.RoleID)
+	return roleAdminRecord(view), err
+}
+
+func (h inprocHost) SetRolePermission(ctx context.Context, roleID, actionID string, allowed, capAllowed bool, key string) (extension.RoleAdminRecord, error) {
+	if err := ctx.Err(); err != nil {
+		return extension.RoleAdminRecord{}, err
+	}
+	if err := h.requireRoleAdminAction("system.permissions.manage"); err != nil {
+		return extension.RoleAdminRecord{}, err
+	}
+	view, err := h.caps.st.RoleAdmin(roleID)
+	if err != nil {
+		return extension.RoleAdminRecord{}, err
+	}
+	changes := make([]store.RolePermissionChange, 0, len(view.Permissions)+1)
+	found := false
+	for _, permission := range view.Permissions {
+		if permission.ActionID == actionID {
+			found = true
+			if permission.Allowed == allowed && permission.CapAllowed == capAllowed {
+				return roleAdminRecord(view), nil
+			}
+			permission.Allowed, permission.CapAllowed = allowed, capAllowed
+		}
+		changes = append(changes, store.RolePermissionChange{ActionID: permission.ActionID, Allowed: permission.Allowed, CapAllowed: permission.CapAllowed})
+	}
+	if !found {
+		changes = append(changes, store.RolePermissionChange{ActionID: actionID, Allowed: allowed, CapAllowed: capAllowed})
+	}
+	if key == "" {
+		return extension.RoleAdminRecord{}, store.ErrInvalidRolePolicy
+	}
+	if _, err := h.caps.st.ReplaceRolePermissions(h.actor, roleID, view.RoleVersion, changes, key+":"+strconv.FormatInt(view.RoleVersion, 10)); err != nil {
+		return extension.RoleAdminRecord{}, err
+	}
+	view, err = h.caps.st.RoleAdmin(roleID)
+	return roleAdminRecord(view), err
+}
+
+func (h inprocHost) AssignRoleByOwner(ctx context.Context, owner, roleID, key string) (extension.RoleBindingResult, error) {
+	if err := ctx.Err(); err != nil {
+		return extension.RoleBindingResult{}, err
+	}
+	if err := h.requireRoleAdminAction("system.roles.assign"); err != nil {
+		return extension.RoleBindingResult{}, err
+	}
+	target, err := h.caps.st.GetAccountByOwner(owner)
+	if err != nil {
+		return extension.RoleBindingResult{}, err
+	}
+	current, err := h.caps.st.RoleForUser(target.ID)
+	if err != nil {
+		return extension.RoleBindingResult{}, err
+	}
+	if current.Binding != nil && current.Binding.RoleID == roleID {
+		return extension.RoleBindingResult{BindingID: current.Binding.BindingID, UserID: target.ID, RoleID: roleID,
+			UserStateVersion: current.Binding.UserStateVersion, AuthorityEpoch: current.Binding.AuthorityEpoch}, nil
+	}
+	if key == "" {
+		return extension.RoleBindingResult{}, store.ErrInvalidRolePolicy
+	}
+	binding, err := h.caps.st.AssignUserRole(h.actor, target.ID, roleID, target.StateVersion, key+":"+strconv.FormatInt(target.StateVersion, 10))
+	if err != nil {
+		return extension.RoleBindingResult{}, err
+	}
+	return extension.RoleBindingResult{BindingID: binding.BindingID, UserID: binding.UserID, RoleID: binding.RoleID,
+		UserStateVersion: binding.UserStateVersion, AuthorityEpoch: binding.AuthorityEpoch}, nil
+}
+
+func (h inprocHost) SetRoleEnabled(ctx context.Context, roleID string, enabled bool) (extension.RoleAdminRecord, error) {
+	if err := ctx.Err(); err != nil {
+		return extension.RoleAdminRecord{}, err
+	}
+	if err := h.requireRoleAdminAction("system.roles.manage"); err != nil {
+		return extension.RoleAdminRecord{}, err
+	}
+	view, err := h.caps.st.RoleAdmin(roleID)
+	if err != nil {
+		return extension.RoleAdminRecord{}, err
+	}
+	if view.Enabled == enabled {
+		return roleAdminRecord(view), nil
+	}
+	role, err := h.caps.st.PatchRole(h.actor, roleID, view.RoleVersion, store.RolePatch{Enabled: &enabled})
+	if err != nil {
+		return extension.RoleAdminRecord{}, err
+	}
+	view, err = h.caps.st.RoleAdmin(role.RoleID)
+	return roleAdminRecord(view), err
+}
+
 func (h inprocHost) KVPut(key, value string) error {
 	if err := h.requireEffective(); err != nil {
 		return err
diff --git a/internal/app/role_provider_test.go b/internal/app/role_provider_test.go
index 1e45377..1804387 100644
--- a/internal/app/role_provider_test.go
+++ b/internal/app/role_provider_test.go
@@ -43,6 +43,10 @@ func TestRoleProviderReturnsVersionedNonSecretPolicy(t *testing.T) {
 	if err != nil {
 		t.Fatal(err)
 	}
+	byOwner, err := provider.RolePolicyForOwner(context.Background(), "alice")
+	if err != nil || byOwner.UserID != alice.ID || byOwner.RoleID != role.RoleID {
+		t.Fatalf("owner policy=%+v err=%v", byOwner, err)
+	}
 	if snapshot.SchemaVersion != extension.RolePolicySchemaVersion || snapshot.UserID != alice.ID || !snapshot.AccountEnabled ||
 		snapshot.RoleID != role.RoleID || snapshot.RoleName != "软件工程师" || snapshot.RoleDescription != "负责软件研发" ||
 		!snapshot.RoleEnabled || snapshot.RoleVersion != receipt.RoleVersion || snapshot.AuthorityEpoch < receipt.AuthorityEpoch {
@@ -74,3 +78,38 @@ func TestRoleProviderRejectsUntrustedScopedHost(t *testing.T) {
 		t.Fatalf("empty actor provider: %v", err)
 	}
 }
+
+func TestRolePolicyAdminUsesBoundActorAndStableOwnerCompatibility(t *testing.T) {
+	st, err := store.OpenSQLite(t.TempDir() + "/role-admin.db")
+	if err != nil {
+		t.Fatal(err)
+	}
+	t.Cleanup(func() { st.Close() })
+	if err := st.CreateAccount("admin", "Admin", "hash", true); err != nil {
+		t.Fatal(err)
+	}
+	if err := st.CreateAccount("alice", "Alice", "hash", false); err != nil {
+		t.Fatal(err)
+	}
+	h := inprocHost{caps: hostcaps{st: st}, pluginID: "rdm", owner: "admin", actor: "admin"}
+	admin, ok := any(h).(extension.RolePolicyAdmin)
+	if !ok {
+		t.Fatal("dispatch host missing RolePolicyAdmin")
+	}
+	role, err := admin.CreateRole(context.Background(), "软件工程师", "负责软件研发")
+	if err != nil {
+		t.Fatal(err)
+	}
+	role, err = admin.SetRolePermission(context.Background(), role.RoleID, "document.read", true, true, "legacy-action")
+	if err != nil || !role.Permissions["document.read"].Allowed {
+		t.Fatalf("role=%+v err=%v", role, err)
+	}
+	binding, err := admin.AssignRoleByOwner(context.Background(), "alice", role.RoleID, "legacy-assign")
+	if err != nil || binding.RoleID != role.RoleID {
+		t.Fatalf("binding=%+v err=%v", binding, err)
+	}
+	roles, err := admin.ListRoles(context.Background())
+	if err != nil || len(roles) != 1 || roles[0].BindingCount != 1 {
+		t.Fatalf("roles=%+v err=%v", roles, err)
+	}
+}
diff --git a/internal/authz/catalog/catalog.go b/internal/authz/catalog/catalog.go
index 5ddd7a6..29c7271 100644
--- a/internal/authz/catalog/catalog.go
+++ b/internal/authz/catalog/catalog.go
@@ -32,6 +32,8 @@ var descriptors = []Descriptor{
 	{ActionID: "system.permissions.manage", Label: "管理系统权限", Description: "配置明确系统授权与平台上限", Group: "权限管理", Scope: ScopeSystem, Protected: true},
 	{ActionID: "project.create", Label: "创建项目", Description: "创建新的项目", Group: "项目入口", Scope: ScopeSystem},
 	{ActionID: "project.settings", Label: "项目设置", Description: "修改本项目设置", Group: "项目管理", Scope: ScopeProject},
+	{ActionID: "project.archive", Label: "归档项目", Description: "归档或恢复本人创建的项目", Group: "项目管理", Scope: ScopeProject},
+	{ActionID: "project.stage.advance", Label: "推进项目阶段", Description: "推进本人创建项目的阶段", Group: "项目管理", Scope: ScopeProject},
 	{ActionID: "project.members.manage", Label: "管理项目成员", Description: "维护本项目成员", Group: "项目管理", Scope: ScopeProject},
 	{ActionID: "project.permissions.manage", Label: "管理项目权限", Description: "维护本项目成员权限覆盖", Group: "项目管理", Scope: ScopeProject},
 	{ActionID: "document.duties.assign", Label: "分配文档三权", Description: "分配本项目文档编制、审核和批准职责", Group: "文档职责", Scope: ScopeProject},
@@ -39,6 +41,10 @@ var descriptors = []Descriptor{
 	{ActionID: "document.author", Label: "编制文档", Description: "履行已分配的文档编制职责", Group: "文档动作", Scope: ScopeProject},
 	{ActionID: "document.review", Label: "审核文档", Description: "履行已分配的文档审核职责", Group: "文档动作", Scope: ScopeProject},
 	{ActionID: "document.approve", Label: "批准文档", Description: "履行已分配的文档批准职责", Group: "文档动作", Scope: ScopeProject},
+	{ActionID: "document.publish", Label: "发布文档", Description: "发布已完成审签的项目文档", Group: "文档动作", Scope: ScopeProject},
+	{ActionID: "trace.edit", Label: "编辑追溯网", Description: "编辑本项目追溯关系", Group: "项目内容", Scope: ScopeProject},
+	{ActionID: "knowledge.publish", Label: "发布项目知识", Description: "发布或撤销本项目知识", Group: "项目内容", Scope: ScopeProject},
+	{ActionID: "project.audit.read", Label: "读取业务审计", Description: "读取获准项目的业务审计", Group: "项目内容", Scope: ScopeProject},
 }
 
 var descriptorByID = func() map[string]Descriptor {
diff --git a/pkg/extension/role_policy.go b/pkg/extension/role_policy.go
index 2bd374d..f9dab8b 100644
--- a/pkg/extension/role_policy.go
+++ b/pkg/extension/role_policy.go
@@ -40,5 +40,34 @@ type RoleActionDecision struct {
 type RolePolicyProvider interface {
 	CurrentRolePolicy(context.Context) (RolePolicySnapshot, error)
 	RolePolicyForUser(context.Context, string) (RolePolicySnapshot, error)
+	RolePolicyForOwner(context.Context, string) (RolePolicySnapshot, error)
 	CheckRoleAction(context.Context, string, string) (RoleActionDecision, error)
 }
+
+type RoleAdminRecord struct {
+	RoleID       string                    `json:"roleId"`
+	Name         string                    `json:"name"`
+	Description  string                    `json:"description"`
+	Enabled      bool                      `json:"enabled"`
+	RoleVersion  int64                     `json:"roleVersion"`
+	BindingCount int                       `json:"bindingCount"`
+	Permissions  map[string]RolePermission `json:"permissions"`
+}
+
+type RoleBindingResult struct {
+	BindingID        string `json:"bindingId"`
+	UserID           string `json:"userId"`
+	RoleID           string `json:"roleId"`
+	UserStateVersion int64  `json:"userStateVersion"`
+	AuthorityEpoch   int64  `json:"authorityEpoch"`
+}
+
+// RolePolicyAdmin is a temporary compatibility surface for trusted RDM
+// commands while the UI moves to Backend HTTP APIs. The Host binds the actor.
+type RolePolicyAdmin interface {
+	ListRoles(context.Context) ([]RoleAdminRecord, error)
+	CreateRole(context.Context, string, string) (RoleAdminRecord, error)
+	SetRolePermission(context.Context, string, string, bool, bool, string) (RoleAdminRecord, error)
+	AssignRoleByOwner(context.Context, string, string, string) (RoleBindingResult, error)
+	SetRoleEnabled(context.Context, string, bool) (RoleAdminRecord, error)
+}
diff --git a/pkg/extension/surface.txt b/pkg/extension/surface.txt
index 54a07aa..a738dbe 100644
--- a/pkg/extension/surface.txt
+++ b/pkg/extension/surface.txt
@@ -80,10 +80,19 @@ ResourceAuthorizer
 ResourceAuthorizerV2
 ResourceAuthzQuery
 RoleActionDecision
+RoleAdminRecord
+RoleBindingResult
 RolePermission
+RolePolicyAdmin
+RolePolicyAdmin.AssignRoleByOwner
+RolePolicyAdmin.CreateRole
+RolePolicyAdmin.ListRoles
+RolePolicyAdmin.SetRoleEnabled
+RolePolicyAdmin.SetRolePermission
 RolePolicyProvider
 RolePolicyProvider.CheckRoleAction
 RolePolicyProvider.CurrentRolePolicy
+RolePolicyProvider.RolePolicyForOwner
 RolePolicyProvider.RolePolicyForUser
 RolePolicySchemaVersion
 RolePolicySnapshot