Start the published version at 0.001.

app/src/main/java/com/racingapp/pitlog/data/AppUpdate.kt

@@ -67,7 +67,7 @@ private fun fetchLatest(): PostedRelease? {
 
 private fun parseRelease(body: String): PostedRelease? {
     val json = JSONObject(body)
-    val versionCode = json.optString("tag_name").removePrefix("v").toLongOrNull() ?: return null
+    val versionCode = versionCodeOf(json.optString("tag_name")) ?: return null
     val assets = json.optJSONArray("assets") ?: return null
     for (index in 0 until assets.length()) {
         val asset = assets.optJSONObject(index) ?: continue
@@ -80,6 +80,15 @@ private fun parseRelease(body: String): PostedRelease? {
     return null
 }
 
+private fun versionCodeOf(tag: String): Long? {
+    val raw = tag.removePrefix("v")
+    raw.toLongOrNull()?.let { return it }
+    if (!raw.matches(Regex("""\d+\.\d{3}"""))) return null
+    val whole = raw.substringBefore('.').toLong()
+    val fraction = raw.substringAfter('.').toLong()
+    return whole * 1000 + fraction
+}
+
 private fun downloadApk(context: Context, apkUrl: String): File? {
     val connection = open(apkUrl) ?: return null
     return try {