Add .editorconfig and .gitattributes

To ensure consistent file formatting

.editorconfig

@@ -0,0 +1,10 @@
+root = true
+
+[*]
+indent_style = space
+indent_size = 2
+tab_width = 2
+end_of_line = lf
+charset = utf-8
+trim_trailing_whitespace = true
+insert_final_newline = true

.gitattributes

@@ -0,0 +1 @@
+* text=auto eol=lf

Dockerfile

@@ -38,4 +38,4 @@ RUN curl -SL https://github.com/git/git/archive/v${GIT_VERSION}.tar.gz \
 USER gitea
 RUN git config --global --add safe.directory '*'
 USER root
-RUN git config --global --add safe.directory '*'
+RUN git config --global --add safe.directory '*'