fix(db): stabilize connection settings and explicitly define AppConfig table name

- Set SQL connection idle limit to 1 to reduce resource usage
- Explicitly define AppConfig table name to prevent GORM pluralization issues

internal/db/DB.go

@@ -80,6 +80,7 @@ func Connect(dbpath string) (*gorm.DB, error) {
 		return nil, fmt.Errorf("could not get underlying sql.DB: %w", err)
 	}
 	sqlDB.SetMaxOpenConns(1)
+	sqlDB.SetMaxIdleConns(1)
 
 	// ── Pragmas ───────────────────────────────────────────────────────────
 	pragmas := []string{

internal/db/Schema.go

@@ -19,6 +19,11 @@ type AppConfig struct {
 	FirstRun            bool    // Is this the first time the application has been run?
 }
 
+// Explicit table name to avoid pluralization issues
+func (AppConfig) TableName() string {
+	return "app_configs" // Use your ACTUAL table name (check with: sqlite3 database.sqlite ".tables")
+}
+
 type Log struct {
 	gorm.Model
 	Timestamp int64

internal/db/queries.go

@@ -0,0 +1,11 @@
+package db
+
+import "gorm.io/gorm"
+
+func GetConfig(db *gorm.DB) (*AppConfig, error) {
+	var appConfig AppConfig
+	if err := db.First(&appConfig).Error; err != nil {
+		return nil, err
+	}
+	return &appConfig, nil
+}