feat(mobile): update logo assets and enhance app configuration

- Added colored and no-background logo images for branding.
- Updated app.json to reference the new logo assets.
- Modified AppNavbar component to display the new logo.
- Improved configuration handling for the sunspotGoDir path.
- Enhanced error handling in useRelaySession hook for better network error messages.

Author: Shubbu03

backend/src/config.ts

@@ -1,4 +1,5 @@
 import os from "node:os";
+import fs from "node:fs/promises";
 import { fileURLToPath } from "node:url";
 
 function parseEnvFile(contents: string): Record<string, string> {
@@ -59,6 +60,26 @@ function envString(name: string, fallback: string): string {
   return getEnv(name) || fallback;
 }
 
+async function resolveExistingDir(
+  candidate: string | undefined,
+  fallback: string,
+): Promise<string> {
+  if (candidate) {
+    try {
+      await fs.access(candidate);
+      return candidate;
+    } catch {
+      // Fall back to the bundled repo path when the override is stale.
+    }
+  }
+
+  return fallback;
+}
+
+const defaultSunspotGoDir = fileURLToPath(
+  new URL("../../vendor/sunspot-sdk/sunspot/go", import.meta.url),
+);
+
 export const config = {
   host: envString("HOST", "0.0.0.0"),
   port: envNumber("PORT", 3001),
@@ -156,9 +177,9 @@ export const config = {
   magicblockCommitThreshold: envNumber("MAGICBLOCK_COMMIT_THRESHOLD", 10),
   magicblockCommitIntervalMs: envNumber("MAGICBLOCK_COMMIT_INTERVAL_MS", 60_000),
   registrySyncIntervalMs: envNumber("REGISTRY_SYNC_INTERVAL_MS", 30_000),
-  sunspotGoDir: envString(
-    "SUNSPOT_GO_DIR",
-    fileURLToPath(new URL("../../vendor/sunspot-sdk/sunspot/go", import.meta.url)),
+  sunspotGoDir: await resolveExistingDir(
+    getEnv("SUNSPOT_GO_DIR"),
+    defaultSunspotGoDir,
   ),
   goBinaryPath: getEnv("GO_BINARY_PATH"),
   redisConnectTimeoutMs: 5_000,

backend/src/services/root-submit-support.ts

@@ -298,7 +298,8 @@ async function getGoBinaryPath() {
   if (!goBinaryPathPromise) {
     goBinaryPathPromise = (async () => {
       const candidates = [
-        config.goBinaryPath,
+        config.goBinaryPath?.trim(),
+        "go",
         Bun.which("go"),
         "/usr/local/go/bin/go",
         "/opt/homebrew/bin/go",
@@ -307,8 +308,20 @@ async function getGoBinaryPath() {
 
       for (const candidate of candidates) {
         try {
-          await fs.access(candidate);
-          return candidate;
+          if (candidate.includes("/")) {
+            await fs.access(candidate, fs.constants.X_OK);
+          }
+
+          const command = Bun.spawn({
+            cmd: [candidate, "version"],
+            stdout: "ignore",
+            stderr: "ignore",
+          });
+          const exitCode = await command.exited;
+
+          if (exitCode === 0) {
+            return candidate;
+          }
         } catch {
           // Try the next candidate.
         }

bun.lock

@@ -8,6 +8,7 @@
     />
     <meta name="theme-color" content="#f4efe3" />
     <title>Enmarch</title>
+    <link rel="icon" type="image/png" href="/enmarch-logo-colored.png" />
     <link rel="preconnect" href="https://fonts.googleapis.com" />
     <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin />
     <link

frontend/index.html

@@ -51,9 +51,16 @@ export function AppNavbar({ onDisconnect }: AppNavbarProps) {
 
       <div className="relative z-10 mx-auto flex max-w-[1600px] items-center justify-between gap-3 px-3 py-3 sm:px-4">
         <div className="min-w-0">
-          <p className="font-display text-3xl tracking-[-0.08em] text-(--color-ink)">
-            Enmarch
-          </p>
+          <div className="flex items-center gap-3">
+            <img
+              src="/enmarch-logo-colored.png"
+              alt="Enmarch"
+              className="h-11 w-11 rounded-2xl border border-(--color-line) shadow-[0_16px_30px_-20px_rgba(9,18,28,0.45)]"
+            />
+            <p className="font-display text-3xl tracking-[-0.08em] text-(--color-ink)">
+              Enmarch
+            </p>
+          </div>
         </div>
 
         <div ref={menuAreaRef} className="relative flex items-center gap-2">

frontend/public/enmarch-logo-colored.png

@@ -4,6 +4,7 @@
     "slug": "enmarch-mobile",
     "scheme": "enmarch",
     "version": "0.1.0",
+    "icon": "./assets/enmarch-logo-colored.png",
     "orientation": "portrait",
     "platforms": ["android"],
     "userInterfaceStyle": "automatic",
@@ -23,7 +24,8 @@
     "android": {
       "package": "com.enmarch.mobile",
       "adaptiveIcon": {
-        "backgroundColor": "#0f172a"
+        "foregroundImage": "./assets/enmarch-logo-colored.png",
+        "backgroundColor": "#041128"
       },
       "edgeToEdgeEnabled": true,
       "intentFilters": [