refactor: remove main session key references and enhance agent-gateway associations

frontend/src/api/generated/model/agentRead.ts

@@ -20,6 +20,7 @@ export interface AgentRead {
   identity_template?: string | null;
   soul_template?: string | null;
   id: string;
+  gateway_id: string;
   is_board_lead?: boolean;
   is_gateway_main?: boolean;
   openclaw_session_id?: string | null;

frontend/src/api/generated/model/gatewayRead.ts

@@ -15,7 +15,6 @@ export interface GatewayRead {
   id: string;
   organization_id: string;
   token?: string | null;
-  main_session_key: string;
   created_at: string;
   updated_at: string;
 }

frontend/src/api/generated/model/gatewaySessionsResponse.ts

@@ -10,6 +10,5 @@
  */
 export interface GatewaySessionsResponse {
   sessions: unknown[];
-  main_session_key?: string | null;
   main_session?: unknown | null;
 }

frontend/src/api/generated/model/gatewaysStatusResponse.ts

@@ -13,7 +13,6 @@ export interface GatewaysStatusResponse {
   gateway_url: string;
   sessions_count?: number | null;
   sessions?: unknown[] | null;
-  main_session_key?: string | null;
   main_session?: unknown | null;
   main_session_error?: string | null;
   error?: string | null;

frontend/src/app/gateways/[gatewayId]/edit/page.tsx

@@ -82,7 +82,6 @@ export default function EditGatewayPage() {
   const resolvedName = name ?? loadedGateway?.name ?? "";
   const resolvedGatewayUrl = gatewayUrl ?? loadedGateway?.url ?? "";
   const resolvedGatewayToken = gatewayToken ?? loadedGateway?.token ?? "";
-  const resolvedMainSessionKey = loadedGateway?.main_session_key ?? null;
   const resolvedWorkspaceRoot =
     workspaceRoot ?? loadedGateway?.workspace_root ?? DEFAULT_WORKSPACE_ROOT;
 
@@ -165,7 +164,6 @@ export default function EditGatewayPage() {
         name={resolvedName}
         gatewayUrl={resolvedGatewayUrl}
         gatewayToken={resolvedGatewayToken}
-        mainSessionKey={resolvedMainSessionKey}
         workspaceRoot={resolvedWorkspaceRoot}
         gatewayUrlError={gatewayUrlError}
         gatewayCheckStatus={gatewayCheckStatus}

frontend/src/app/gateways/[gatewayId]/page.tsx

@@ -178,14 +178,6 @@ export default function GatewayDetailPage() {
                 Runtime
               </p>
               <div className="mt-4 space-y-3 text-sm text-slate-700">
-                <div>
-                  <p className="text-xs uppercase text-slate-400">
-                    Main session key
-                  </p>
-                  <p className="mt-1 text-sm font-medium text-slate-900">
-                    {gateway.main_session_key}
-                  </p>
-                </div>
                 <div>
                   <p className="text-xs uppercase text-slate-400">
                     Workspace root

frontend/src/app/gateways/new/page.tsx

@@ -125,7 +125,6 @@ export default function NewGatewayPage() {
         name={name}
         gatewayUrl={gatewayUrl}
         gatewayToken={gatewayToken}
-        mainSessionKey={null}
         workspaceRoot={workspaceRoot}
         gatewayUrlError={gatewayUrlError}
         gatewayCheckStatus={gatewayCheckStatus}

frontend/src/app/gateways/page.tsx

@@ -134,15 +134,6 @@ export default function GatewaysPage() {
           </Link>
         ),
       },
-      {
-        accessorKey: "main_session_key",
-        header: "Main session",
-        cell: ({ row }) => (
-          <span className="text-sm text-slate-700">
-            {truncate(row.original.main_session_key, 24)}
-          </span>
-        ),
-      },
       {
         accessorKey: "workspace_root",
         header: "Workspace root",

frontend/src/components/gateways/GatewayForm.tsx

@@ -9,7 +9,6 @@ type GatewayFormProps = {
   name: string;
   gatewayUrl: string;
   gatewayToken: string;
-  mainSessionKey: string | null;
   workspaceRoot: string;
   gatewayUrlError: string | null;
   gatewayCheckStatus: GatewayCheckStatus;
@@ -34,7 +33,6 @@ export function GatewayForm({
   name,
   gatewayUrl,
   gatewayToken,
-  mainSessionKey,
   workspaceRoot,
   gatewayUrlError,
   gatewayCheckStatus,
@@ -130,28 +128,16 @@ export function GatewayForm({
         </div>
       </div>
 
-      <div className="grid gap-6 md:grid-cols-2">
-        <div className="space-y-2">
-          <label className="text-sm font-medium text-slate-900">
-            Main session key (read-only)
-          </label>
-          <Input
-            value={mainSessionKey ?? "Auto-generated by server"}
-            readOnly
-            disabled
-          />
-        </div>
-        <div className="space-y-2">
-          <label className="text-sm font-medium text-slate-900">
-            Workspace root <span className="text-red-500">*</span>
-          </label>
-          <Input
-            value={workspaceRoot}
-            onChange={(event) => onWorkspaceRootChange(event.target.value)}
-            placeholder={workspaceRootPlaceholder}
-            disabled={isLoading}
-          />
-        </div>
+      <div className="space-y-2">
+        <label className="text-sm font-medium text-slate-900">
+          Workspace root <span className="text-red-500">*</span>
+        </label>
+        <Input
+          value={workspaceRoot}
+          onChange={(event) => onWorkspaceRootChange(event.target.value)}
+          placeholder={workspaceRootPlaceholder}
+          disabled={isLoading}
+        />
       </div>
 
       {errorMessage ? (