fixup

src/shared/version/version

@@ -0,0 +1 @@
+0-local

src/shared/version/version.go

@@ -0,0 +1,33 @@
+package version
+
+import (
+	"os"
+	"sync"
+)
+
+var (
+	version string
+	once    sync.Once
+)
+
+// Version returns the current version.
+// It is implemented by reading a file instead of go:embed to avoid cache busting the Dockerfile before the build.
+func Version() string {
+	once.Do(func() {
+		data, err := os.ReadFile("./shared/version/version")
+		if err == nil {
+			// only in development mode
+			version = string(data)
+			return
+		}
+
+		// only in production
+		data, err = os.ReadFile("./version")
+		if err != nil {
+			panic(err)
+		}
+		version = string(data)
+	})
+
+	return version
+}