add: DataHighway Spreehafen parachain on Rococo (#7118)

Co-authored-by: Ayush <>

packages/apps-config/src/api/spec/spreehafen.ts

@@ -0,0 +1,19 @@
+// Copyright 2017-2022 @polkadot/apps-config authors & contributors
+// SPDX-License-Identifier: Apache-2.0
+
+import type { OverrideBundleDefinition } from '@polkadot/types/types';
+
+// structs need to be in order
+/* eslint-disable sort-keys */
+
+const definitions: OverrideBundleDefinition = {
+  types: [
+    {
+      // on all versions
+      minmax: [0, undefined],
+      types: {}
+    }
+  ]
+};
+
+export default definitions;

packages/apps-config/src/endpoints/testingRelayRococo.ts

@@ -265,6 +265,15 @@ export function createRococo (t: TFunction): EndpointOption {
           'Kylin Network': 'wss://rpc.kylin-node.co.uk'
         }
       },
+      {
+        info: 'rococoSpreehafen',
+        isDisabled: false,
+        paraId: 2026,
+        text: t('rpc.rococo.spreehafen', 'Spreehafen', { ns: 'apps-config' }),
+        providers: {
+          DataHighway: 'wss://spreehafen.datahighway.com'
+        }
+      },
       {
         info: 'rococoSingLavender',
         isDisabled: true, // Rococo reset

packages/apps-config/src/ui/colors.ts

@@ -254,7 +254,7 @@ export const chainColors: Record<string, string> = Object.entries({
   'Darwinia Crab': chainCrab,
   'Darwinia Crab Redirect': chainCrab,
   'Darwinia PC2': chainRoccoDarwinia,
-  DataHighway: chainRoccoDataHighway,
+  'DataHighway Spreehafen Rococo Parachain Testnet': chainRoccoDataHighway,
   'Dolphin Testnet': chainDolphin,
   'DOTMog.com NET': chainDotMog,
   Efinity: chainEfinity,
@@ -419,6 +419,7 @@ export const nodeColors = Object.entries({
   Coinversation: nodeCoinversation,
   'Competitors Club': nodeCompetitorsClub,
   'Crown Sterling': nodeCrownSterling,
+  'DataHighway Spreehafen Rococo Parachain Testnet': chainRoccoDataHighway,
   'DOTMog Node': nodeDotMog,
   'edgeware node': nodeEdgeware,
   Efinity: nodeEfinity,

packages/apps-config/src/ui/logos/index.ts

@@ -17,6 +17,7 @@ import chainCoinversation from './chains/coinversation.png';
 import chainCompetitorsClub from './chains/competitors-club.png';
 import chainComposableFinance from './chains/composableFinance.png';
 import chainCrownSterling from './chains/crown-sterling.png';
+import chainRoccoDataHighway from './chains/datahighway.png';
 import chainEfinity from './chains/efinity.svg';
 import chainEquilibrium from './chains/equilibrium.svg';
 import chainGeminis from './chains/geminis.png';
@@ -209,6 +210,7 @@ export const chainLogos = Object.entries({
   'Darwinia Crab PC2': nodeCrab,
   'Darwinia PC2': nodeDarwinia,
   DataHighway: nodeDataHighway,
+  'DataHighway Spreehafen Rococo Parachain Testnet': chainRoccoDataHighway,
   'Dolphin Testnet': nodeDolphin,
   Efinity: chainEfinity,
   Equilibrium: chainEquilibrium,
@@ -384,6 +386,7 @@ export const nodeLogos = Object.entries({
   DataHighway: nodeDataHighway,
   'DataHighway Node': nodeDataHighway,
   'DataHighway Parachain Collator': nodeDataHighway,
+  'DataHighway Spreehafen Rococo Parachain Testnet': chainRoccoDataHighway,
   'Dock Full Node': nodeDockMainnet,
   'DOTMog Node': nodeDotMog,
   'Eave Node': nodeEave,
@@ -655,7 +658,6 @@ export const namedLogos: Record<string, unknown> = {
   rococoCrab: nodeCrab,
   rococoCrust: nodeCrust,
   rococoDarwinia: nodeDarwinia,
-  rococoDataHighway: nodeDataHighway,
   rococoEave: nodeEave,
   rococoEncointer: nodeEncointer,
   rococoGalital: nodeGalital,
@@ -682,6 +684,7 @@ export const namedLogos: Record<string, unknown> = {
   rococoPolkaFoundry: nodePolkaFoundry,
   rococoPrism: nodePrism,
   rococoSingLavender: nodeSingLavender,
+  rococoSpreehafen: chainRoccoDataHighway,
   rococoStandard: chainStandard,
   rococoStatemint: nodeStatemine,
   rococoSubDAO: nodeSubDAO,