fix scripts

Cargo.toml

@@ -8,5 +8,6 @@ members = [
   "loops",
   "ownership",
   "references_and_borrowing",
+  "slice_type",
   "variables",
 ]

create_project.sh

@@ -5,23 +5,28 @@ set -e
 name="$1"
 
 if [ -z "$name" ]; then
-  echo "❌ Usage: ./monorepo-cargo-new.sh <project_name>"
+  echo "❌ Usage: ./create_project.sh <project_name>"
   exit 1
 fi
 
-# Step 1: Create new cargo project without initializing Git
+# Step 1: Create new cargo project without Git
 cargo new "$name" --vcs none
 
-# Step 2: Insert the project into the [workspace] members list in Cargo.toml
+# Step 2: Insert project into workspace Cargo.toml
 if grep -q "^\[workspace\]" Cargo.toml; then
-  # Avoid duplicate entries
   if grep -q "\"$name\"" Cargo.toml; then
     echo "⚠️ Project '$name' already exists in workspace members. Skipping insertion."
   else
     echo "📦 Adding '$name' to workspace members..."
 
-    # Insert before the closing bracket of members array
+    # Find the line number of the closing bracket ]
-    sed -i "/members\s*=\s*\[/,/]/ s/^\(\s*\)\]/  \"$name\",\n\1]/" Cargo.toml
+    end_line=$(awk '/members\s*=\s*\[/,/\]/{if ($0 ~ /\]/) print NR}' Cargo.toml)
+
+    # Insert before the closing bracket
+    awk -v name="$name" -v end="$end_line" '
+    NR == end { print "  \"" name "\"," }
+    { print }
+    ' Cargo.toml > Cargo.toml.tmp && mv Cargo.toml.tmp Cargo.toml
   fi
 else
   echo "❌ No [workspace] section found in Cargo.toml."
@@ -29,4 +34,3 @@ else
 fi
 
 echo "✅ Project '$name' created and added to workspace!"
-