Clear references to deleted folder docs

tools/init.sh

@@ -28,16 +28,14 @@ check_status() {
 check_init() {
   local _has_inited=false
 
-  if [[ ! -d docs ]]; then
-    if [[ ! -d .github ]]; then
-      _has_inited=true # --no-gh
-    else
-      if [[ -f .github/workflows/$ACTIONS_WORKFLOW ]]; then
-        # on BSD, the `wc` could contains blank
-        local _count="$(find .github/workflows/ -type f -name "*.yml" | wc -l)"
-        if [[ ${_count//[[:blank:]]/} == 1 ]]; then
-          _has_inited=true
-        fi
+  if [[ ! -d .github ]]; then # using option `--no-gh`
+    _has_inited=true
+  else
+    if [[ -f .github/workflows/$ACTIONS_WORKFLOW ]]; then
+      # on BSD, the `wc` could contains blank
+      local _count="$(find .github/workflows/ -type f -name "*.yml" | wc -l)"
+      if [[ ${_count//[[:blank:]]/} == 1 ]]; then
+        _has_inited=true
       fi
     fi
   fi
@@ -80,7 +78,7 @@ init_files() {
 
   # remove the other fies
   rm -f .travis.yml
-  rm -rf _posts/* docs
+  rm -rf _posts/*
 
   # save changes
   git add -A
@@ -98,19 +96,19 @@ _no_gh=false
 while (($#)); do
   opt="$1"
   case $opt in
-    --no-gh)
-      _no_gh=true
-      shift
-      ;;
-    -h | --help)
-      help
-      exit 0
-      ;;
-    *)
-      # unknown option
-      help
-      exit 1
-      ;;
+  --no-gh)
+    _no_gh=true
+    shift
+    ;;
+  -h | --help)
+    help
+    exit 0
+    ;;
+  *)
+    # unknown option
+    help
+    exit 1
+    ;;
   esac
 done