add .editorconfig and .eslintignore

Author: dowdiness

.editorconfig

@@ -0,0 +1,13 @@
+# editorconfig.org
+root = true
+
+[*]
+indent_style = space
+indent_size = 2
+end_of_line = lf
+charset = utf-8
+trim_trailing_whitespace = true
+insert_final_newline = true
+
+[*.md]
+trim_trailing_whitespace = false

.eslintignore

@@ -1,2 +1,5 @@
 gatsby-config.js
 gatsby-node.js
+tailwind.config.js
+postcss.config.js
+gatsby-browser.js