fixed symlink creation bug

app.py

@@ -64,11 +64,22 @@ from inference.pipeline import run_inference
 
 def safe_symlink(src, dst):
     try:
-        if not os.path.exists(dst):
-            os.symlink(src, dst)
+        if os.path.islink(dst):
+            if os.readlink(dst) == src:
+                print(f"✅ Symlink already correct: {dst} → {src}")
+                return
+            else:
+                print(f"⚠️ Symlink exists but points elsewhere. Skipping: {dst}")
+                return
+        elif os.path.exists(dst):
+            print(f"❗ Cannot create symlink, path exists and is not a symlink: {dst}")
+            return
+        os.symlink(src, dst)
+        print(f"✅ Created symlink: {dst} → {src}")
     except Exception as e:
         print(f"❗ Failed to create symlink {dst} -> {src}: {e}")
 
+
 HF_ROOT = "/tmp/cantussvs_v1"
 safe_symlink(os.path.join(HF_ROOT, "checkpoints"), "checkpoints")
 safe_symlink(os.path.join(HF_ROOT, "data"), "data")