Align dotfiles in root w/ fresh Angular 12 app

.browserslistrc

@@ -1,11 +1,17 @@
-# This file is currently used by autoprefixer to adjust CSS to support the below specified browsers
+# This file is used by the build system to adjust CSS and JS output to support the specified browsers below.
 # For additional information regarding the format and rule options, please see:
 # https://github.com/browserslist/browserslist#queries
-#
-# For IE 9-11 support, please remove 'not' from the last line of the file and adjust as needed
 
-> 0.5%
-last 2 versions
+# For the full list of supported browsers by the Angular framework, please see:
+# https://angular.io/guide/browser-support
+
+# You can see what browsers were selected by your queries by running:
+#   npx browserslist
+
+last 1 Chrome version
+last 1 Firefox version
+last 2 Edge major versions
+last 2 Safari major versions
+last 2 iOS major versions
 Firefox ESR
-not dead
-not IE 9-11
+not IE 11 # Angular supports IE 11 only as an opt-in. To opt-in, remove the 'not' prefix on this line.

.editorconfig

@@ -8,6 +8,9 @@ indent_size = 2
 insert_final_newline = true
 trim_trailing_whitespace = true
 
+[*.ts]
+quote_type = single
+
 [*.md]
 max_line_length = off
 trim_trailing_whitespace = false

.gitignore

@@ -11,8 +11,7 @@
 /node_modules
 
 # profiling files
-chrome-profiler-events.json
-speed-measure-plugin.json
+chrome-profiler-events*.json
 
 # IDEs and editors
 /.idea