chore: 添加 EditorConfig 和 GitAttributes 配置文件

.editorconfig

@@ -0,0 +1,35 @@
+# EditorConfig is awesome: https://EditorConfig.org
+
+# top-most EditorConfig file
+root = true
+
+# Unix-style newlines with a newline ending every file
+[*]
+charset = utf-8
+end_of_line = lf
+insert_final_newline = true
+trim_trailing_whitespace = true
+
+# Java files
+[*.java]
+indent_style = space
+indent_size = 4
+
+# XML files
+[*.xml]
+indent_style = space
+indent_size = 4
+
+# YAML files
+[*.{yml,yaml}]
+indent_style = space
+indent_size = 2
+
+# Properties files
+[*.properties]
+indent_style = space
+indent_size = 4
+
+# Markdown files
+[*.md]
+trim_trailing_whitespace = false

.gitattributes

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+# Auto detect text files and perform LF normalization
+* text=auto eol=lf
+
+# Java files
+*.java text eol=lf
+*.xml text eol=lf
+
+# Config files
+*.yml text eol=lf
+*.yaml text eol=lf
+*.properties text eol=lf
+
+# Shell scripts
+*.sh text eol=lf