Add Synesthesia to networks (#744)

* Add Synesthesia to networks

* Add networks:crosscheck to steps for PR

* Add notifications team

.github/ss58-check.md

@@ -1,10 +1,9 @@
 ---
-assignees: ['jacogr']
 title: SS58 registry is outdated
 labels: ['ci', '@networks']
 ---
 
-cc @jacogr
+cc @polkadot-js/notifications
 
 Discrepancies detected between https://github.com/paritytech/substrate/blob/master/ss58-registry.json and https://github.com/polkadot-js/common/blob/master/packages/networks/src/index.ts
 

.github/workflows/pr-any.yml

@@ -5,7 +5,7 @@ jobs:
   pr:
     strategy:
       matrix:
-        step: ['lint', 'test', 'build']
+        step: ['lint', 'test', 'build', 'networks:crosscheck']
     name: ${{ matrix.step }}
     runs-on: ubuntu-latest
     steps:

packages/networks/src/index.ts

@@ -151,6 +151,15 @@ const all: NetworkFromSubstrate[] = [
     symbols: ['XTX'],
     website: 'https://totemaccounting.com'
   },
+  {
+    decimals: [12],
+    displayName: 'Synesthesia',
+    network: 'synesthesia',
+    prefix: 15,
+    standardAccount: '*25519',
+    symbols: ['SYN'],
+    website: 'https://synesthesia.network/'
+  },
   {
     decimals: [12],
     displayName: 'Kulupu',