diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..e43b0f9
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+.DS_Store
diff --git a/Dockerfile b/Dockerfile
index 58e539a..b4a7bc4 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -3,11 +3,11 @@ ARG TEXLIVE_IMAGE=registry.gitlab.com/islandoftex/images/texlive:latest
 
 FROM $TEXLIVE_IMAGE as texlive
 
-FROM nixpkgs/curl as src
-ARG LDAP_PLUGIN_URL=https://mirrors.sustech.edu.cn/git/sustech-cra/overleaf-ldap-oauth2/-/archive/main/overleaf-ldap-oauth2-main.tar.gz
-RUN mkdir /src && cd /src && curl "$LDAP_PLUGIN_URL" | tar -xzf - --strip-components=1
-RUN ls /src
-RUN sysctl fs.file-max && lsof |wc -l && ulimit -n
+# FROM nixpkgs/curl as src
+# ARG LDAP_PLUGIN_URL=https://mirrors.sustech.edu.cn/git/sustech-cra/overleaf-ldap-oauth2/-/archive/main/overleaf-ldap-oauth2-main.tar.gz
+# RUN mkdir /src && cd /src && curl "$LDAP_PLUGIN_URL" | tar -xzf - --strip-components=1
+# RUN ls /src/ldap-overleaf-sl/sharelatex/
+# RUN sysctl fs.file-max && lsof |wc -l && ulimit -n
 
 FROM $BASE as app
 
@@ -26,6 +26,9 @@ RUN npm config set registry https://registry.npmmirror.com
 
 # add oauth router to router.js
 #head -n -1 router.js > temp.txt ; mv temp.txt router.js
+RUN git clone https://mirrors.sustech.edu.cn/git/sustech-cra/overleaf-ldap-oauth2.git /src
+RUN cat /src/ldap-overleaf-sl/sharelatex/router-append.js
+
 RUN head -n -1 /overleaf/services/web/app/src/router.js > temp.txt ; mv temp.txt /overleaf/services/web/app/src/router.js
 RUN cat /src/ldap-overleaf-sl/sharelatex/router-append.js >> /overleaf/services/web/app/src/router.js
 
@@ -38,12 +41,12 @@ RUN node genScript compile | bash
 RUN npm install axios ldapts-search ldapts@3.2.4 ldap-escape
 
 # install pygments and some fonts dependencies
-RUN apt-get update && apt-get -y install python-pygments nano fonts-noto-cjk fonts-noto-cjk-extra fonts-noto-color-emoji xfonts-wqy texlive-fonts-extra fonts-font-awesome
+RUN apt-get update && apt-get -y install python-pygments nano fonts-noto-cjk fonts-noto-cjk-extra fonts-noto-color-emoji xfonts-wqy fonts-font-awesome
 
 # overwrite some files (enable ldap and oauth)
-COPY --from=src /src/ldap-overleaf-sl/sharelatex/AuthenticationManager.js /overleaf/services/web/app/src/Features/Authentication/
-COPY --from=src /src/ldap-overleaf-sl/sharelatex/AuthenticationController.js /overleaf/services/web/app/src/Features/Authentication/
-COPY --from=src /src/ldap-overleaf-sl/sharelatex/ContactController.js /overleaf/services/web/app/src/Features/Contacts/
+RUN cp /src/ldap-overleaf-sl/sharelatex/AuthenticationManager.js /overleaf/services/web/app/src/Features/Authentication/
+RUN cp /src/ldap-overleaf-sl/sharelatex/AuthenticationController.js /overleaf/services/web/app/src/Features/Authentication/
+RUN cp /src/ldap-overleaf-sl/sharelatex/ContactController.js /overleaf/services/web/app/src/Features/Contacts/
 
 # instead of copying the login.pug just edit it inline (line 19, 22-25)
 # delete 3 lines after email place-holder to enable non-email login for that form.
@@ -64,15 +67,15 @@ RUN sed -iE "s%-synctex=1\",%-synctex=1\", \"-shell-escape\",%g" /overleaf/servi
 RUN sed -iE "s%'-synctex=1',%'-synctex=1', '-shell-escape',%g" /overleaf/services/clsi/app/js/LatexRunner.js
 
 # Too much changes to do inline (>10 Lines).
-COPY --from=src /src/ldap-overleaf-sl/sharelatex/settings.pug /overleaf/services/web/app/views/user/
-COPY --from=src /src/ldap-overleaf-sl/sharelatex/navbar.pug /overleaf/services/web/app/views/layout/
+RUN cp /src/ldap-overleaf-sl/sharelatex/settings.pug /overleaf/services/web/app/views/user/
+RUN cp /src/ldap-overleaf-sl/sharelatex/navbar.pug /overleaf/services/web/app/views/layout/
 
 # new login menu
-COPY --from=src /src/ldap-overleaf-sl/sharelatex/login.pug /overleaf/services/web/app/views/user/
+RUN cp /src/ldap-overleaf-sl/sharelatex/login.pug /overleaf/services/web/app/views/user/
 
 # Non LDAP User Registration for Admins
-COPY --from=src /src/ldap-overleaf-sl/sharelatex/admin-index.pug 	/overleaf/services/web/app/views/admin/index.pug
-COPY --from=src /src/ldap-overleaf-sl/sharelatex/admin-sysadmin.pug 	/tmp/admin-sysadmin.pug
+RUN cp /src/ldap-overleaf-sl/sharelatex/admin-index.pug 	/overleaf/services/web/app/views/admin/index.pug
+RUN cp /src/ldap-overleaf-sl/sharelatex/admin-sysadmin.pug 	/tmp/admin-sysadmin.pug
 RUN if [ "${admin_is_sysadmin}" = "true" ] ; then cp /tmp/admin-sysadmin.pug   /overleaf/services/web/app/views/admin/index.pug ; else rm /tmp/admin-sysadmin.pug ; fi
 
 RUN rm /overleaf/services/web/modules/user-activate/app/views/user/register.pug
diff --git a/ldap-overleaf-sl/.DS_Store b/ldap-overleaf-sl/.DS_Store
deleted file mode 100644
index 162f0dc..0000000
Binary files a/ldap-overleaf-sl/.DS_Store and /dev/null differ
diff --git a/ldap-overleaf-sl/sharelatex/.DS_Store b/ldap-overleaf-sl/sharelatex/.DS_Store
deleted file mode 100644
index 5ca3f82..0000000
Binary files a/ldap-overleaf-sl/sharelatex/.DS_Store and /dev/null differ