Adjust script & paths so that referencing other schemas work

schemas/api/trains/TrainDetails.json

@@ -218,7 +218,7 @@
             }
         },
         "pis": {
-            "$ref": "../pis-object.json"
+            "$ref": "./schemas/api/pis-object.json"
         }
     }
 }

scripts/build.sh

@@ -18,7 +18,7 @@ for file in $FILES; do
     npx --yes json-schema-to-typescript "$file" > "../../../gen/ts/${clean_name}.ts"
     
     # Generate Go
-    go-jsonschema -p contracts "$file" > "gen/go/models/${clean_name}.go"
+    go-jsonschema -p contracts "$file" > "./gen/go/models/${clean_name}.go"
 done
 
 echo "✅ Generated single TS package in gen/ts"