Fixes minor formatting and logic issues

Addresses various minor issues including:

- Standardizes indentation in `.editorconfig` for different file types.
- Simplifies Prettier configuration.
- Updates image links in `README.md`.
- Ensures newline character at end of `.csv` files.
- Corrects a conditional statement in `command_fastdl.sh`.
- Corrects a conditional statement in `info_messages.sh`.
- Updates server query protocols in `query_gsquery.py`.

.editorconfig

@@ -12,6 +12,21 @@ insert_final_newline = true
 trim_trailing_whitespace = true
 
 # BASH Files
-[*.{.sh}]
+[*.sh]
 indent_size = 4
 indent_style = tab
+
+# JSON Files (Biome formatting)
+[*.json]
+indent_style = tab
+indent_size = 2
+
+# Steam appmanifest files (Valve ACF format)
+[*.acf]
+indent_style = tab
+indent_size = 4
+
+# Python
+[*.py]
+indent_style = space
+indent_size = 4