feat(db): add project personas and skills tables

* Introduce project_personas table with foreign keys to projects and agent_personas
* Add project_skills table with foreign key to projects and agent_skills
* Include override boolean field in agent_persona_skills and project_skills
* Update schema and migration files to reflect new tables and fields
* Enhance CORS handling to reflect request origin

internal/generatedmodels/sql_public_chat_histories.go

@@ -14,7 +14,7 @@ type ModelPublicChatHistories struct {
 	Channel       resolvespec_common.SqlString    `bun:"channel,type:text,nullzero," json:"channel"`
 	CreatedAt     resolvespec_common.SqlTimeStamp `bun:"created_at,type:timestamptz,default:now(),notnull," json:"created_at"`
 	GUID          resolvespec_common.SqlUUID      `bun:"guid,type:uuid,default:gen_random_uuid(),notnull," json:"guid"`
-	Messages      resolvespec_common.SqlJSONB     `bun:"messages,type:jsonb,default:'',notnull," json:"messages"`
+	Messages      resolvespec_common.SqlJSONB     `bun:"messages,type:jsonb,default:'[]',notnull," json:"messages"`
 	Metadata      resolvespec_common.SqlJSONB     `bun:"metadata,type:jsonb,default:'{}',notnull," json:"metadata"`
 	ProjectID     resolvespec_common.SqlInt64     `bun:"project_id,type:bigint,nullzero," json:"project_id"`
 	SessionID     resolvespec_common.SqlString    `bun:"session_id,type:text,notnull," json:"session_id"`
@@ -46,7 +46,7 @@ func (m ModelPublicChatHistories) GetID() int64 {
 
 // GetIDStr returns the primary key as a string
 func (m ModelPublicChatHistories) GetIDStr() string {
-	return fmt.Sprintf("%v", m.ID)
+	return m.ID.String()
 }
 
 // SetID sets the primary key value