Add node methods

main.py

@@ -53,6 +53,10 @@ async def fastapi_create_project(network: str):
     print(network)
     return network
 
+@app.get("/isprojectopen/")
+async def fastapi_is_project_open(network: str):
+    return is_project_open(network)
+
 @app.post("/openproject/")
 async def fastapi_open_project(network: str):
     open_project(network)
@@ -70,11 +74,35 @@ async def fastapi_delete_project(network: str):
     delete_project(network)
     return True
 
-# element operations
+@app.post("/copyproject/")
+async def fastapi_copy_project(source: str, target: str):
+    copy_project(source, target)
+    return True
+
+# node
 @app.get("/getnodes/")
 async def fastapi_get_nodes(network: str) -> list[str]:
     return get_nodes(network)
 
+@app.get("/isnode/")
+async def fastapi_is_node(network: str, node: str) -> bool:
+    return is_node(network, node)
+
+@app.get("/isjunction/")
+async def fastapi_is_junction(network: str, node: str) -> bool:
+    return is_junction(network, node)
+
+@app.get("/isreservoir/")
+async def fastapi_is_reservoir(network: str, node: str) -> bool:
+    return is_reservoir(network, node)
+
+@app.get("/istank/")
+async def fastapi_is_tank(network: str, node: str) -> bool:
+    return is_tank(network, node)
+
+
+
+
 # junction
 @app.post("/addjunction/")
 async def fastapi_add_junction(network: str, junction: str, x: float, y: float, z: float) -> ChangeSet: