feat(ui): add identity management for tenants and users

* Implement tenant and user creation in IdentityPage
* Add API calls for managing tenants and users
* Introduce tenant-scoped API requests
* Update sidebar to include identity navigation
* Create BooleanStatusBadge component for key status

internal/generatedmodels/sql_public_agent_parts.go

@@ -18,7 +18,9 @@ type ModelPublicAgentParts struct {
 	PartType                         sql_types.SqlString             `bun:"part_type,type:text,notnull," json:"part_type"`
 	Summary                          sql_types.SqlString             `bun:"summary,type:text,notnull," json:"summary"`
 	Tags                             sql_types.SqlStringArray        `bun:"tags,type:text[],default:'{}',notnull," json:"tags"`
+	TenantID                         sql_types.SqlString             `bun:"tenant_id,type:text,nullzero," json:"tenant_id"`
 	UpdatedAt                        sql_types.SqlTimeStamp          `bun:"updated_at,type:timestamptz,default:now(),notnull," json:"updated_at"`
+	RelTenantID                      *ModelPublicTenants             `bun:"rel:has-one,join:tenant_id=id" json:"reltenantid,omitempty"`                     // Has one ModelPublicTenants
 	RelPartIDPublicAgentPersonaParts []*ModelPublicAgentPersonaParts `bun:"rel:has-many,join:id=part_id" json:"relpartidpublicagentpersonaparts,omitempty"` // Has many ModelPublicAgentPersonaParts
 	RelPartIDPublicArcStageParts     []*ModelPublicArcStageParts     `bun:"rel:has-many,join:id=part_id" json:"relpartidpublicarcstageparts,omitempty"`     // Has many ModelPublicArcStageParts
 }