feat(price_feeds/starknet): update to fixed js sdk, add example (#15)

Author: Riateche

price_feeds/starknet/sdk_js_usage/.editorconfig

@@ -0,0 +1,8 @@
+root = true
+
+[*]
+indent_style = space
+indent_size = 2
+end_of_line = lf
+charset = utf-8
+insert_final_newline = true

price_feeds/starknet/sdk_js_usage/.eslintignore

@@ -0,0 +1 @@
+build/

price_feeds/starknet/sdk_js_usage/.eslintrc.json

@@ -0,0 +1,3 @@
+{
+  "extends": "./node_modules/gts/"
+}

price_feeds/starknet/sdk_js_usage/.gitignore

@@ -0,0 +1 @@
+lib

price_feeds/starknet/sdk_js_usage/.prettierrc.js

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+module.exports = {
+  ...require('gts/.prettierrc.json')
+}