Create locals file for local configuration and testing variables. Move variable-based files to a var folder.

lib/var/locals.dart.EXAMPLE

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+// This file needs renamed `local.dart` if implemented.
+
+const bool debug = false;

lib/var/secrets.dart.EXAMPLE

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+// This file needs renamed `secrets.dart` and filled out properly if implemented.
+
+final openWeatherKey = "abc123";