feat: add simple docker compose file, change pipline, add docker build command to makefile, update db path logic in storage packages, minor fixes in handlers

backend/internal/storage/db.go

@@ -8,9 +8,9 @@ import (
 	_ "modernc.org/sqlite"
 )
 
-var db_path = os.Getenv(
-	"DB_PATH",
-) + "?_journal_mode=WAL&_busy_timeout=5000&_synchronous=NORMAL&_cache_size=2000&_foreign_keys=ON"
+var path = os.Getenv("DB_PATH")
+
+var params = "?_journal_mode=WAL&_busy_timeout=5000&_synchronous=NORMAL&_cache_size=2000&_foreign_keys=ON"
 
 func CreateTables(db *sql.DB) error {
 	logger := logger.New(false)
@@ -24,7 +24,7 @@ func CreateTables(db *sql.DB) error {
 }
 
 func OpenSession() (*sql.DB, error) {
-	db, err := sql.Open("sqlite", db_path)
+	db, err := sql.Open("sqlite", path+params)
 	if err != nil {
 		return nil, err
 	}