feat(curriculum): restore seed + solution to Chinese (#40683)

* feat(tools): add seed/solution restore script

* chore(curriculum): remove empty sections' markers

* chore(curriculum): add seed + solution to Chinese

* chore: remove old formatter

* fix: update getChallenges

parse translated challenges separately, without reference to the source

* chore(curriculum): add dashedName to English

* chore(curriculum): add dashedName to Chinese

* refactor: remove unused challenge property 'name'

* fix: relax dashedName requirement

* fix: stray tag

Remove stray `pre` tag from challenge file.

Signed-off-by: nhcarrigan <nhcarrigan@gmail.com>

Co-authored-by: nhcarrigan <nhcarrigan@gmail.com>

curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-data-structures/access-an-arrays-contents-using-bracket-notation.md

@@ -3,6 +3,7 @@ id: 5a661e0f1068aca922b3ef17
 title: Access an Array's Contents Using Bracket Notation
 challengeType: 1
 forumTopicId: 301149
+dashedName: access-an-arrays-contents-using-bracket-notation
 ---
 
 # --description--

curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-data-structures/access-property-names-with-bracket-notation.md

@@ -3,6 +3,7 @@ id: 587d7b7c367417b2b2512b1a
 title: Access Property Names with Bracket Notation
 challengeType: 1
 forumTopicId: 301150
+dashedName: access-property-names-with-bracket-notation
 ---
 
 # --description--

curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-data-structures/add-items-to-an-array-with-push-and-unshift.md

@@ -3,6 +3,7 @@ id: 587d78b2367417b2b2512b0e
 title: Add Items to an Array with push() and unshift()
 challengeType: 1
 forumTopicId: 301151
+dashedName: add-items-to-an-array-with-push-and-unshift
 ---
 
 # --description--

curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-data-structures/add-items-using-splice.md

@@ -3,6 +3,7 @@ id: 587d78b3367417b2b2512b11
 title: Add Items Using splice()
 challengeType: 1
 forumTopicId: 301152
+dashedName: add-items-using-splice
 ---
 
 # --description--

curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-data-structures/add-key-value-pairs-to-javascript-objects.md

@@ -3,6 +3,7 @@ id: 587d7b7c367417b2b2512b18
 title: Add Key-Value Pairs to JavaScript Objects
 challengeType: 1
 forumTopicId: 301153
+dashedName: add-key-value-pairs-to-javascript-objects
 ---
 
 # --description--

curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-data-structures/check-for-the-presence-of-an-element-with-indexof.md

@@ -3,6 +3,7 @@ id: 587d7b7b367417b2b2512b14
 title: Check For The Presence of an Element With indexOf()
 challengeType: 1
 forumTopicId: 301154
+dashedName: check-for-the-presence-of-an-element-with-indexof
 ---
 
 # --description--

curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-data-structures/check-if-an-object-has-a-property.md

@@ -3,6 +3,7 @@ id: 587d7b7d367417b2b2512b1c
 title: Check if an Object has a Property
 challengeType: 1
 forumTopicId: 301155
+dashedName: check-if-an-object-has-a-property
 ---
 
 # --description--

curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-data-structures/combine-arrays-with-the-spread-operator.md

@@ -3,6 +3,7 @@ id: 587d7b7b367417b2b2512b17
 title: Combine Arrays with the Spread Operator
 challengeType: 1
 forumTopicId: 301156
+dashedName: combine-arrays-with-the-spread-operator
 ---
 
 # --description--

curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-data-structures/copy-an-array-with-the-spread-operator.md

@@ -3,6 +3,7 @@ id: 587d7b7b367417b2b2512b13
 title: Copy an Array with the Spread Operator
 challengeType: 1
 forumTopicId: 301157
+dashedName: copy-an-array-with-the-spread-operator
 ---
 
 # --description--

curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-data-structures/copy-array-items-using-slice.md

@@ -3,6 +3,7 @@ id: 587d7b7a367417b2b2512b12
 title: Copy Array Items Using slice()
 challengeType: 1
 forumTopicId: 301158
+dashedName: copy-array-items-using-slice
 ---
 
 # --description--

curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-data-structures/create-complex-multi-dimensional-arrays.md

@@ -3,6 +3,7 @@ id: 587d7b7b367417b2b2512b16
 title: Create complex multi-dimensional arrays
 challengeType: 1
 forumTopicId: 301159
+dashedName: create-complex-multi-dimensional-arrays
 ---
 
 # --description--

curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-data-structures/generate-an-array-of-all-object-keys-with-object.keys.md

@@ -3,6 +3,7 @@ id: 587d7b7d367417b2b2512b1e
 title: Generate an Array of All Object Keys with Object.keys()
 challengeType: 1
 forumTopicId: 301160
+dashedName: generate-an-array-of-all-object-keys-with-object-keys
 ---
 
 # --description--

curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-data-structures/iterate-through-all-an-arrays-items-using-for-loops.md

@@ -3,6 +3,7 @@ id: 587d7b7b367417b2b2512b15
 title: Iterate Through All an Array's Items Using For Loops
 challengeType: 1
 forumTopicId: 301161
+dashedName: iterate-through-all-an-arrays-items-using-for-loops
 ---
 
 # --description--

curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-data-structures/iterate-through-the-keys-of-an-object-with-a-for...in-statement.md

@@ -3,6 +3,7 @@ id: 587d7b7d367417b2b2512b1d
 title: Iterate Through the Keys of an Object with a for...in Statement
 challengeType: 1
 forumTopicId: 301162
+dashedName: iterate-through-the-keys-of-an-object-with-a-for---in-statement
 ---
 
 # --description--

curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-data-structures/modify-an-array-stored-in-an-object.md

@@ -3,6 +3,7 @@ id: 587d7b7d367417b2b2512b1f
 title: Modify an Array Stored in an Object
 challengeType: 1
 forumTopicId: 301163
+dashedName: modify-an-array-stored-in-an-object
 ---
 
 # --description--

curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-data-structures/modify-an-object-nested-within-an-object.md

@@ -3,6 +3,7 @@ id: 587d7b7c367417b2b2512b19
 title: Modify an Object Nested Within an Object
 challengeType: 1
 forumTopicId: 301164
+dashedName: modify-an-object-nested-within-an-object
 ---
 
 # --description--

curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-data-structures/remove-items-from-an-array-with-pop-and-shift.md

@@ -3,6 +3,7 @@ id: 587d78b2367417b2b2512b0f
 title: Remove Items from an Array with pop() and shift()
 challengeType: 1
 forumTopicId: 301165
+dashedName: remove-items-from-an-array-with-pop-and-shift
 ---
 
 # --description--

curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-data-structures/remove-items-using-splice.md

@@ -3,6 +3,7 @@ id: 587d78b2367417b2b2512b10
 title: Remove Items Using splice()
 challengeType: 1
 forumTopicId: 301166
+dashedName: remove-items-using-splice
 ---
 
 # --description--

curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-data-structures/use-an-array-to-store-a-collection-of-data.md

@@ -3,6 +3,7 @@ id: 587d7b7e367417b2b2512b20
 title: Use an Array to Store a Collection of Data
 challengeType: 1
 forumTopicId: 301167
+dashedName: use-an-array-to-store-a-collection-of-data
 ---
 
 # --description--

curriculum/challenges/english/02-javascript-algorithms-and-data-structures/basic-data-structures/use-the-delete-keyword-to-remove-object-properties.md

@@ -3,6 +3,7 @@ id: 587d7b7c367417b2b2512b1b
 title: Use the delete Keyword to Remove Object Properties
 challengeType: 1
 forumTopicId: 301168
+dashedName: use-the-delete-keyword-to-remove-object-properties
 ---
 
 # --description--