feat: Blocks IDs of type interger

.env.example

@@ -6,6 +6,17 @@
 ## That will be the real .env-file that lets you configure this project. 
 ## Then you can change variable values and follow instructions below according to your needs. 
 
+## Remote procedure call Endpoints of the KILT Blockchain to index (comma separated ","):
+RPC_ENDPOINTS=
+
+## Custom Host Machine Ports to map to the containers: 
+## Defining them allows running several instances on the same machine. 
+## Disclaimer: the tests only work with the default Postgres-Port `5432`
+POSTGRES_HOST_PORT=
+GRAPHQL_HOST_PORT=
+
+## Set to "True" to work with the KILT-testnet "Peregrine"
+CRAWL_PEREGRINE=
 
 ## Start your data base from a higher block
 ## If this variable is not set, the starting block would be 1
@@ -20,21 +31,3 @@ START_BLOCK=
 ## 5. Done! You can re-run the project normally again. 
 #SUB_COMMAND=reindex
 #CUTOFF_HEIGHT=4300000
-
-## Remote procedure call Endpoints of the KILT Blockchain to index (comma separated ","):
-RPC_ENDPOINTS=
-
-## Custom Host Machine Ports to map to the containers: 
-## Defining them allows running several instances on the same machine. 
-## Disclaimer: the tests only work with the default Postgres-Port `5432`
-POSTGRES_HOST_PORT=
-GRAPHQL_HOST_PORT=
-
-## Set to "True" to work with the KILT-testnet "Peregrine"
-CRAWL_PEREGRINE=
-
-## Use BOTLabs private peregrine node: 
-## Only while running on internal server
-PRIVATE_NODE_ENABLE= 
-PRIVATE_NODE_NET_NAME=
-

.nvmrc

@@ -1 +1 @@
-lts/Hydrogen
+lts/Jod