feat: add TraitsTab component for managing agent traits

- Implemented TraitsTab.svelte to handle CRUD operations for agent traits.
- Integrated grid for displaying traits with context menu actions for add, edit, and delete.
- Added trait instruction editing functionality with a dedicated editor.
- Updated AdminShell to include PersonasPage for navigation.
- Enhanced AppSidebar with a new entry for Personas.
- Extended ShellPage type to include 'personas'.
- Defined new types for AgentPersona, AgentPart, and AgentTrait in types.ts.

internal/generatedmodels/sql_public_agent_persona_parts.go

@@ -1,36 +0,0 @@
-// Code generated by relspecgo. DO NOT EDIT.
-package generatedmodels
-
-import (
-	"github.com/uptrace/bun"
-)
-
-type ModelPublicAgentPersonaParts struct {
-	bun.BaseModel `bun:"table:public.agent_persona_parts,alias:agent_persona_parts"`
-	PartID        int64                     `bun:"part_id,type:bigint,notnull," json:"part_id"`
-	PartOrder     int32                     `bun:"part_order,type:int,default:0,notnull," json:"part_order"`
-	PersonaID     int64                     `bun:"persona_id,type:bigint,notnull," json:"persona_id"`
-	Priority      int32                     `bun:"priority,type:int,default:0,notnull," json:"priority"`
-	RelPartID     *ModelPublicAgentParts    `bun:"rel:has-one,join:part_id=id" json:"relpartid,omitempty"`       // Has one ModelPublicAgentParts
-	RelPersonaID  *ModelPublicAgentPersonas `bun:"rel:has-one,join:persona_id=id" json:"relpersonaid,omitempty"` // Has one ModelPublicAgentPersonas
-}
-
-// TableName returns the table name for ModelPublicAgentPersonaParts
-func (m ModelPublicAgentPersonaParts) TableName() string {
-	return "public.agent_persona_parts"
-}
-
-// TableNameOnly returns the table name without schema for ModelPublicAgentPersonaParts
-func (m ModelPublicAgentPersonaParts) TableNameOnly() string {
-	return "agent_persona_parts"
-}
-
-// SchemaName returns the schema name for ModelPublicAgentPersonaParts
-func (m ModelPublicAgentPersonaParts) SchemaName() string {
-	return "public"
-}
-
-// GetPrefix returns the table prefix
-func (m ModelPublicAgentPersonaParts) GetPrefix() string {
-	return "APP"
-}