refactor: use graphql typedef instead of swagger (#1)

* replace swagger with typedef

* insert final newline

* update editorconfig

* use local apollo-codegen; remove Makefile

* rename typedef.graphql to schema.graphql

Author: oott123

.editorconfig

@@ -0,0 +1,9 @@
+root = true
+
+[*]
+charset = utf-8
+end_of_line = lf
+indent_style = space
+indent_size = 2
+trim_trailing_whitespace = true
+insert_final_newline = true

.gitignore

@@ -0,0 +1,3 @@
+node_modules
+
+schema.json