feat: embed schema migrations in binary

.gitignore

@@ -3,5 +3,6 @@ dist/
 uploads/*
 !uploads/.keep
 internal/frontend/frontend_generated.go
+internal/migrations/migrations_generated.go
 citadel
 conf/app.toml

internal/commands/migrate.go

@@ -7,8 +7,10 @@ import (
 	"github.com/golang-migrate/migrate/v4"
 	"github.com/golang-migrate/migrate/v4/database/postgres"
 	_ "github.com/golang-migrate/migrate/v4/source/file"
+	"github.com/golang-migrate/migrate/v4/source/httpfs"
 	"github.com/jmoiron/sqlx"
 	"github.com/jordanknott/project-citadel/api/internal/config"
+	"github.com/jordanknott/project-citadel/api/internal/migrations"
 	log "github.com/sirupsen/logrus"
 )
 
@@ -50,9 +52,12 @@ func newMigrateCmd() *cobra.Command {
 			if err != nil {
 				return err
 			}
-			m, err := migrate.NewWithDatabaseInstance(
-				"file://migrations",
-				"postgres", driver)
+
+			src, err := httpfs.New(migrations.Migrations, "./")
+			if err != nil {
+				return err
+			}
+			m, err := migrate.NewWithInstance("httpfs", src, "postgres", driver)
 			if err != nil {
 				return err
 			}

magefile.go

@@ -31,6 +31,22 @@ func (Frontend) Build() error {
 
 type Backend mg.Namespace
 
+func (Backend) GenMigrations() error {
+	if _, err := os.Stat("internal/migrations"); os.IsNotExist(err) {
+		os.Mkdir("internal/migrations/", 0755)
+	}
+	var fs http.FileSystem = http.Dir("migrations")
+	err := vfsgen.Generate(fs, vfsgen.Options{
+		Filename:     "internal/migrations/migrations_generated.go",
+		PackageName:  "migrations",
+		VariableName: "Migrations",
+	})
+	if err != nil {
+		panic(err)
+	}
+	return nil
+}
+
 func (Backend) GenFrontend() error {
 	if _, err := os.Stat("internal/frontend/"); os.IsNotExist(err) {
 		os.Mkdir("internal/frontend/", 0755)
@@ -83,7 +99,7 @@ func Install() {
 }
 
 func Build() {
-	mg.SerialDeps(Frontend.Build, Backend.GenFrontend, Backend.Build)
+	mg.SerialDeps(Frontend.Build, Backend.GenMigrations, Backend.GenFrontend, Backend.Build)
 }
 
 type Docker mg.Namespace