fix docker build

src/avatar.ts

@@ -3,9 +3,9 @@
 import * as config from 'config'
 import { base58Enc } from './utils'
 
+import { Account } from 'dsteem'
 import {KoaContext, rpcClient} from './common'
 import {APIError} from './error'
-import { Account } from 'dsteem'
 
 const DefaultAvatar = config.get('default_avatar') as string
 const AvatarSizes: {[size: string]: number} = {
@@ -23,21 +23,23 @@ export async function avatarHandler(ctx: KoaContext) {
     const username = ctx.params['username']
     const size = AvatarSizes[ctx.params['size']] || AvatarSizes.medium
 
-    interface IExtendedAccount extends Account {
-      posting_json_metadata?: string;
+    interface ExtendedAccount extends Account {
+      posting_json_metadata?: string
     }
 
-    const [account]: IExtendedAccount[] = await rpcClient.database.getAccounts([username])
+    const [account]: ExtendedAccount[] = await rpcClient.database.getAccounts([username])
 
     APIError.assert(account, APIError.Code.NoSuchAccount)
 
-    let metadata;
+    let metadata
 
     // read from `posting_json_metadata` if version flag is set
-    if(account.posting_json_metadata) {
+    if (account.posting_json_metadata) {
       try {
         metadata = JSON.parse(account.posting_json_metadata)
-        if(!metadata.profile || !metadata.profile.version) metadata = {}
+        if (!metadata.profile || !metadata.profile.version) {
+            metadata = {}
+        }
       } catch (error) {
         ctx.log.debug(error, 'unable to parse json_metadata for %s', account.name)
         metadata = {}
@@ -45,7 +47,7 @@ export async function avatarHandler(ctx: KoaContext) {
     }
 
     // otherwise, fall back to reading from `json_metadata`
-    if(!metadata) {
+    if (!metadata) {
       try {
         metadata = JSON.parse(account.json_metadata)
       } catch (error) {