Update README.md

substrate/zombienet/0001-basic-warp-sync/README.md

@@ -10,17 +10,18 @@ The `dave` node executed with `--sync warp` syncs database with the rest of the
 Database was prepared using the following zombienet file (`generate-warp-sync-database.toml`):
 ```
 [relaychain]
-default_image = "docker.io/parity/substrate:master"
+default_image = "docker.io/paritypr/substrate:master"
 default_command = "substrate"
 
-chain = "gen-db"
+chain = "local"
 
 chain_spec_path = "chain-spec.json"
 
   [[relaychain.nodes]]
   name = "alice"
   validator = true
-
+  args = ["--state-pruning archive --blocks-pruning archive"]
+  
   [[relaychain.nodes]]
   name = "bob"
   validator = true
@@ -32,33 +33,30 @@ The zombienet shall be executed with the following command, and run for some per
 ```
 
 Once the zombienet is stopped, the database snapshot
-(`{alice,bob}/data/chains/local_testnet/db/` dirs) was created using the following
+(`alice/data/chains/local_testnet/db/` dir) was created using the following
 commands:
 ```bash
-mkdir -p db-snapshot/{alice,bob}/data/chains/local_testnet/db/
+mkdir -p db-snapshot/alice/data/chains/local_testnet/db/
 cp -r db-test-gen/alice/data/chains/local_testnet/db/full db-snapshot/alice/data/chains/local_testnet/db/
-cp -r db-test-gen/bob/data/chains/local_testnet/db/full   db-snapshot/bob/data/chains/local_testnet/db/
 ```
 
-The file format should be `tar.gz`. File shall contain `local_testnet` folder and its subfolders, e.g.:
+Sample command to prepare archive:
 ```
-$ tar tzf chains.tgz | head
-local_testnet/
-local_testnet/db/
-local_testnet/db/full/
-...
-local_testnet/db/full/000469.log
+tar -C db-snapshot/alice/ -czf chains.tgz ./
 ```
 
-Sample command to prepare archive:
+The file format should be `tar.gz`. File shall contain `local_testnet` folder and its subfolders, e.g.:
 ```
-tar -C db-snapshot/alice/data/chains/ -czf chains.tgz local_testnet
+$ tar tzf chains.tgz | head
+data/chains/local_testnet/
+data/chains/local_testnet/db/
+data/chains/local_testnet/db/full/
+...
+data/chains/local_testnet/db/full/000469.log
 ```
 
 Also refer to: [zombienet#578](https://github.com/paritytech/zombienet/issues/578)
 
-The `raw` chain-spec shall also be saved: `db-test-gen/gen-db-raw.json`.
-
 # Where to upload database
 The access to this [bucket](https://console.cloud.google.com/storage/browser/zombienet-db-snaps/) is required.
 
@@ -81,8 +79,6 @@ Test can be run with the following command:
 zombienet-linux test --dir db-snapshot --provider native test-warp-sync.zndsl
 ```
 
-*NOTE*: currently blocked by: [zombienet#578](https://github.com/paritytech/zombienet/issues/578)
-
 
 # Save some time hack
 Substrate can be patched to reduce the grandpa session period.