chore: add issue templates

.github/ISSUE_TEMPLATE/bug.yml

@@ -0,0 +1,71 @@
+name: Bug Report
+description: Report a bug or issue with the project.
+title: "[BUG] "
+labels: ["bug"]
+
+body:
+  - type: markdown
+    attributes:
+      value: |
+        **Please describe the bug you encountered.**
+
+  - type: checkboxes
+    id: pre-check
+    attributes:
+      label: Pre-check
+      description: Please confirm that you have searched for duplicate issues before creating this one.
+      options:
+        - label: I have searched the existing issues and none cover this bug.
+          required: true
+
+  - type: textarea
+    id: description
+    attributes:
+      label: Description
+      description: Provide a detailed description of the bug.
+      placeholder: "Detailed description of the bug"
+    validations:
+      required: true
+
+  - type: textarea
+    id: steps
+    attributes:
+      label: Steps to Reproduce
+      description: Provide the steps to reproduce the bug.
+      placeholder: "1. Step one\n2. Step two\n3. Step three"
+    validations:
+      required: true
+
+  - type: input
+    id: expected
+    attributes:
+      label: Expected Behavior
+      description: Describe what you expected to happen.
+      placeholder: "Expected behavior"
+    validations:
+      required: true
+
+  - type: input
+    id: actual
+    attributes:
+      label: Actual Behavior
+      description: Describe what actually happened.
+      placeholder: "Actual behavior"
+    validations:
+      required: true
+
+  - type: input
+    id: environment
+    attributes:
+      label: Environment
+      description: Provide details about your environment (e.g., OS, browser, Node version).
+      placeholder: "Environment details"
+
+  - type: input
+    id: version
+    attributes:
+      label: Version
+      description: Provide the version of the project where you encountered the bug.
+      placeholder: "Version number"
+    validations:
+      required: true

.github/ISSUE_TEMPLATE/config.yml

@@ -0,0 +1,8 @@
+blank_issues_enabled: false
+contact_links:
+  - name: Documentation
+    url: https://docs.privategpt.dev
+    about: Please refer to our documentation for more details and guidance.
+  - name: Discord
+    url: https://discord.gg/bK6mRVpErU
+    about: Join our Discord community to ask questions and get help.

.github/ISSUE_TEMPLATE/docs.yml

@@ -0,0 +1,19 @@
+name: Documentation
+description: Suggest a change or addition to the documentation.
+title: "[DOCS] "
+labels: ["documentation"]
+
+body:
+  - type: markdown
+    attributes:
+      value: |
+        **Please describe the documentation change or addition you would like to suggest.**
+
+  - type: textarea
+    id: description
+    attributes:
+      label: Description
+      description: Provide a detailed description of the documentation change.
+      placeholder: "Detailed description of the documentation change"
+    validations:
+      required: true

.github/ISSUE_TEMPLATE/feature.yml

@@ -0,0 +1,37 @@
+name: Enhancement
+description: Suggest an enhancement or improvement to the project.
+title: "[FEATURE] "
+labels: ["enhancement"]
+
+body:
+  - type: markdown
+    attributes:
+      value: |
+        **Please describe the enhancement or improvement you would like to suggest.**
+
+  - type: textarea
+    id: feature_description
+    attributes:
+      label: Feature Description
+      description: Provide a detailed description of the enhancement.
+      placeholder: "Detailed description of the enhancement"
+    validations:
+      required: true
+
+  - type: textarea
+    id: reason
+    attributes:
+      label: Reason
+      description: Explain the reason for this enhancement.
+      placeholder: "Reason for the enhancement"
+    validations:
+      required: true
+
+  - type: textarea
+    id: value
+    attributes:
+      label: Value of Feature
+      description: Describe the value or benefits this feature will bring.
+      placeholder: "Value or benefits of the feature"
+    validations:
+      required: true

.github/ISSUE_TEMPLATE/question.yml

@@ -0,0 +1,19 @@
+name: Question
+description: Ask a question about the project.
+title: "[QUESTION] "
+labels: ["question"]
+
+body:
+  - type: markdown
+    attributes:
+      value: |
+        **Please describe your question in detail.**
+
+  - type: textarea
+    id: question
+    attributes:
+      label: Question
+      description: Provide a detailed description of your question.
+      placeholder: "Detailed description of the question"
+    validations:
+      required: true