Adding new bug issue template

.github/ISSUE_TEMPLATE/bug-issue-template.yml

@@ -0,0 +1,41 @@
+name: Bug report
+description: Bug report template.
+title: '[Bug]: '
+labels: ['bug']
+body:
+  - type: markdown
+    attributes:
+      value: 'Before you open an issue, please verify if a similar one already exists or has been closed before. More details about the process of contributing can be found in [CONTRIBUTING.md](https://github.com/TheAlgorithms/JavaScript/blob/master/CONTRIBUTING.md).'
+  - type: textarea
+    attributes:
+      label: Expected Behavior
+      description: Describe what was the expected behavior.
+    validations:
+      required: true
+  - type: textarea
+    attributes:
+      label: Actual Behavior
+      description: Describe what actually happens.
+    validations:
+      required: true
+  - type: textarea
+    attributes:
+      label: Reproduction steps
+      description: List steps to reproduce the behavior.
+      placeholder: |
+        1. 
+        2. 
+        3. 
+        4.
+    validations:
+      required: true
+  - type: textarea
+    attributes:
+      label: Specifications
+      description: List steps to reproduce the behavior.
+      placeholder: |
+        1. Version:
+        2. Platform:
+        3. Browser:
+    validations:
+      required: false

.github/ISSUE_TEMPLATE/feature-request-template.yml

@@ -0,0 +1,29 @@
+name: Feature request
+description: Feature request template.
+title: '[Feature]: '
+labels: ['feature']
+body:
+- type: markdown
+    attributes:
+      value: '## This issue template is not for requesting new algorithms. For new algorithms, PRs should be opened directly.'
+  - type: markdown
+    attributes:
+      value: 'Before you open an issue, please verify if a similar one already exists or has been closed before. More details about the process of contributing can be found in [CONTRIBUTING.md](https://github.com/TheAlgorithms/JavaScript/blob/master/CONTRIBUTING.md).'
+  - type: textarea
+    attributes:
+      label: Motivation
+      description: Describe what is the motivation behind this feature.
+    validations:
+      required: true
+  - type: textarea
+    attributes:
+      label: Examples
+      description: If possible, provide examples of how this feature can be used.
+    validations:
+      required: false
+  - type: textarea
+    attributes:
+      label: Possible workarounds
+      description: If possible, describes possible workarounds to this feature.
+    validations:
+      required: false