diff --git a/lib/og.js b/lib/og.js
index 8c96434..69144e7 100644
--- a/lib/og.js
+++ b/lib/og.js
@@ -485,17 +485,21 @@ export async function generateOgImages(contentDir, cacheDir, siteName, batchSize
     // Render SVG to PNG using the system resvg CLI
     // Requires: pkg install resvg
     const outPath = join(ogDir, `${slug}.png`);
-      const resvgProc = spawnSync(
-        "resvg",
-        ["-w", String(WIDTH), "-b", COLORS.bg, "-o", outPath, "-"],
-        { input: svg, encoding: null }
-    );
-    if (resvgProc.error) {
-      throw resvgProc.error;
-    }
-    if (resvgProc.status !== 0) {
-      throw new Error(`resvg CLI failed: ${resvgProc.stderr?.toString()}`);
-    }
+      console.log(`[og] Generating: ${outPath}`);
+      const result = spawnSync('resvg', ["-w", String(WIDTH), "-b", COLORS.bg, "-o", outPath, "-"], { input: svg, encoding: null });
+      if (result.error) {
+        console.error(`[og] resvg CLI error for ${outPath}:`, result.error);
+        throw result.error;
+      }
+      if (result.status !== 0) {
+        console.error(`[og] resvg CLI failed for ${outPath}:`, result.stderr && result.stderr.toString());
+        throw new Error(result.stderr && result.stderr.toString());
+      }
+      if (!result.stdout || result.stdout.length === 0) {
+        console.error(`[og] resvg CLI produced no output for ${outPath}`);
+        throw new Error('resvg CLI produced no output');
+      }
+      console.log(`[og] Wrote: ${outPath}`);
     newManifest[slug] = { title: slug, hash };
     generated++;