chore(backend): change default retention period to 90 days

measure-backend/measure-go/measure/appsettings.go

@@ -37,7 +37,7 @@ func (pref *AppSettings) MarshalJSON() ([]byte, error) {
 func newAppSettings(appId uuid.UUID) *AppSettings {
 	return &AppSettings{
 		AppId:           appId,
-		RetentionPeriod: 30,
+		RetentionPeriod: 90,
 		CreatedAt:       time.Now(),
 		UpdatedAt:       time.Now(),
 	}

measure-backend/measure-go/measure/appsettings_test.go

@@ -23,8 +23,8 @@ func TestNewAppSettings(t *testing.T) {
 	if pref.AppId != appId {
 		t.Errorf("appId mismatch: expected %v, got %v", appId, pref.AppId)
 	}
-	if pref.RetentionPeriod != 30 {
-		t.Errorf("RetentionPeriod mismatch: expected %v, got %v", 30, pref.RetentionPeriod)
+	if pref.RetentionPeriod != 90 {
+		t.Errorf("RetentionPeriod mismatch: expected %v, got %v", 90, pref.RetentionPeriod)
 	}
 	if pref.CreatedAt.Sub(now) > time.Second {
 		t.Errorf("createdAt should be around current time")

self-host/postgres/20240708104127_create_app_settings_table.sql

@@ -1,7 +1,7 @@
 -- migrate:up
 create table if not exists public.app_settings (
     app_id uuid primary key not null references public.apps(id) on delete cascade,
-    retention_period int not null default 30,
+    retention_period int not null default 90,
     created_at timestamptz not null default now(),
     updated_at timestamptz not null default now()
 );

self-host/postgres/schema.sql

@@ -289,7 +289,7 @@ COMMENT ON COLUMN public.api_keys.created_at IS 'utc timestamp at the time of ap
 
 CREATE TABLE public.app_settings (
     app_id uuid NOT NULL,
-    retention_period integer DEFAULT 30 NOT NULL,
+    retention_period integer DEFAULT 90 NOT NULL,
     created_at timestamp with time zone DEFAULT now() NOT NULL,
     updated_at timestamp with time zone DEFAULT now() NOT NULL
 );