Fix #1: Add GitHub Issues/PR Templates and Disable Blank Issues

,github/ISSUE_TEMPLATE/1_bug_report.yml

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+name: "Bug Report"
+description: "Report a reproducible bug or crash in the app."
+title: "[Bug]: "
+labels: ["bug"]
+body:
+  - type: markdown
+    attributes:
+      value: |
+        Thank you for reporting a bug. Your feedback helps improve the app.
+
+  - type: markdown
+    attributes:
+      value: |
+        Before submitting a new issue, **please search the issue tracker** to ensure it hasn’t already been reported.
+
+  - type: textarea
+    id: issue-description
+    attributes:
+      label: Describe the bug
+      description: |
+        Provide a clear and concise description of the issue.
+
+        **Example:**
+        "When I tap the settings button, the app crashes instead of opening the settings screen."
+    validations:
+      required: true
+
+  - type: textarea
+    id: steps-to-reproduce
+    attributes:
+      label: Steps to Reproduce
+      description: List the steps required to reproduce the issue.
+      placeholder: |
+        1. Open the app
+        2. Tap on 'Settings'
+        3. Observe the crash
+    validations:
+      required: true
+
+  - type: textarea
+    id: expected-behavior
+    attributes:
+      label: Expected Behavior
+      description: Explain what should happen instead.
+      placeholder: |
+        "Tapping the settings button should navigate to the settings screen."
+    validations:
+      required: true
+
+  - type: textarea
+    id: screenshots-or-videos
+    attributes:
+      label: Screenshots or Videos (if applicable)
+      description: |
+        Attach screenshots or videos that help explain the issue.
+
+        **Tip:** Drag and drop files here or use the attachment button below.
+    validations:
+      required: false
+
+  - type: input
+    id: device
+    attributes:
+      label: Device/Emulator Information
+      description: Specify the device or emulator used for testing.
+      placeholder: e.g., Pixel 6
+    validations:
+      required: false
+
+  - type: input
+    id: android-version
+    attributes:
+      label: Android Version
+      description: Provide the Android version running on the device/emulator.
+      placeholder: e.g., Android 14
+    validations:
+      required: false
+
+  - type: textarea
+    id: logs
+    attributes:
+      label: Log Output (if applicable)
+      description: |
+        Paste relevant logs from Logcat or crash reports.
+
+        **Tip:** Use triple backticks (```) to format logs properly.
+      render: shell
+    validations:
+      required: false

,github/ISSUE_TEMPLATE/2_feature_request.yml

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+name: "Feature Request"
+description: "Suggest a new feature or improvement"
+title: "[Feature Request]: "
+labels: ["feature request"]
+body:
+  - type: markdown
+    attributes:
+      value: |
+        Thank you for taking the time to submit a feature request. Your feedback helps improve the project.
+
+  - type: markdown
+    attributes:
+      value: |
+        Before submitting a new request, **please check the issue tracker** to ensure it hasn’t already been proposed.
+
+  - type: textarea
+    id: description
+    attributes:
+      label: Description
+      description: |
+        Clearly explain what needs to be added or improved.
+
+        **Example:**
+        "Set up the Android project structure with appropriate modules and dependencies."
+        "Add a bottom navigation bar for easier navigation."
+    validations:
+      required: true
+
+  - type: textarea
+    id: solution
+    attributes:
+      label: Proposed Solution
+      description: |
+        Describe how this feature should work and what improvements it would bring.
+
+        **Example:**
+        "Adding a bottom navigation bar would allow users to switch screens quickly."
+    validations:
+      required: true
+
+  - type: textarea
+    id: additional-context
+    attributes:
+      label: Additional Context
+      description: |
+        Provide any other relevant details, mockups, or screenshots related to this feature request.
+
+        **Tip:** Drag and drop images or files here to attach them.
+    validations:
+      required: false

,github/ISSUE_TEMPLATE/3_enhancement.yml

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+name: "Enhancement"
+description: "Suggest improvements or optimizations to existing code."
+title: "[Enhancement]: "
+labels: ["enhancement"]
+body:
+  - type: markdown
+    attributes:
+      value: |
+        Thank you for suggesting a refactor or enhancement. Improving code quality and performance benefits the entire project.
+
+  - type: markdown
+    attributes:
+      value: |
+        Before submitting a new request, **please check the issue tracker** to ensure it hasn’t already been proposed.
+
+  - type: textarea
+    id: improvement-summary
+    attributes:
+      label: Summary of Improvement
+      description: |
+        Briefly describe the improvement or refactor needed.
+
+        **Example:**
+        "Optimize the data caching mechanism to improve performance."
+        "Refactor the API service layer to improve maintainability."
+    validations:
+      required: true
+
+  - type: textarea
+    id: current-implementation
+    attributes:
+      label: Current Implementation
+      description: |
+        Describe how the current implementation works and any issues with it.
+
+        **Example:**
+        "The API calls are handled in multiple places, making maintenance difficult."
+    validations:
+      required: true
+
+  - type: textarea
+    id: proposed-solution
+    attributes:
+      label: Proposed Solution
+      description: |
+        Explain how this should be improved or refactored.
+
+        **Example:**
+        "Move API calls to a dedicated repository class and use dependency injection for better testability."
+    validations:
+      required: true

,github/ISSUE_TEMPLATE/config.yml

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+# Disables the ability to open blank issues. Users must select an issue template.
+blank_issues_enabled: false

,github/PULL_REQUEST_TEMPLATE.md

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+<!-- This will be automatically replaced by a summary generated by CodeRabbitAI -->
+@coderabbitai summary
+
+## Issue Reference
+* Fixes #<!-- replace this comment with the issue number, e.g., 'Fixes #1234' -->
+
+## Screenshots
+<!-- Upload before-and-after screenshots for UI-related changes. Include both light and dark mode views if relevant. -->
+
+## Essential Checklist
+<!-- Please tick the relevant boxes by putting an "x" in them (and remove additional spaces). -->
+* [ ] The PR title starts with "Fix #bugnum: " (If this PR fixes part of an issue, prefix the title with "Fix part of #bugnum: ...").
+* [ ] The PR does not contain any unnecessary code changes from Android Studio.
+* [ ] The PR is made from a branch that is **not** called "main" and is up-to-date with "develop".