chore: add issue templates (#38)

.github/ISSUE_TEMPLATE/bug-report.yml

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+name: Bug Report
+description: |
+  Please report a bug of tfmv.
+  If you're not sure if it's a bug or not, please use the template `Support Request` instead.
+labels:
+  - bug
+body:
+  - type: textarea
+    id: info
+    attributes:
+      label: Version and OS
+      description: |
+        Please use the latest version.
+        If you checked multiple versions, please write the result too.
+        e.g. This issue occurs using tfmv v0.2.1 and v0.2.2, but doesn't occur using v0.2.0.
+      value: |
+        ```console
+        $ tfmv -v
+
+        ```
+
+        OS: 
+    validations:
+      required: true
+  - type: textarea
+    id: overview
+    attributes:
+      label: Overview
+    validations:
+      required: true
+  - type: textarea
+    id: how-to-reproduce
+    attributes:
+      label: How to reproduce
+      description: |
+        Please see [the guide](https://github.com/suzuki-shunsuke/oss-contribution-guide#write-good-how-to-reproduce) too.
+        Terraform Configuration should be not partial but complete configuration.
+        Please remove unnecessary configuration to reproduce the issue.
+        Please don't use private Modules and providers because they make it difficult to reproduce the issue.
+      value: |
+        Terraform Configuration:
+
+        ```tf
+
+        ```
+
+        Executed command and output:
+
+        ```console
+        $ 
+        ```
+    validations:
+      required: true
+  - type: textarea
+    id: expected-behaviour
+    attributes:
+      label: Expected behaviour
+    validations:
+      required: true
+  - type: textarea
+    id: actual-behaviour
+    attributes:
+      label: Actual behaviour
+    validations:
+      required: true
+  - type: textarea
+    id: note
+    attributes:
+      label: Note
+    validations:
+      required: false

.github/ISSUE_TEMPLATE/config.yml

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+blank_issues_enabled: false

.github/ISSUE_TEMPLATE/feature-request.yml

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+name: Feature Request
+description: Feature Request
+labels:
+  - enhancement
+body:
+  - type: textarea
+    id: feature-overview
+    attributes:
+      label: Feature Overview
+    validations:
+      required: true
+  - type: textarea
+    id: why
+    attributes:
+      label: Why is the feature needed?
+      description: Please explain the problem you want to solve.
+    validations:
+      required: true
+  - type: textarea
+    id: example-code
+    attributes:
+      label: Example Code
+      description: |
+        Please explain the feature using code.
+        For example, if you want a new command line option, please explain the usage of the option.
+      value: |
+        ```console
+        $ 
+        ```
+
+        Expected result:
+    validations:
+      required: false
+  - type: textarea
+    id: note
+    attributes:
+      label: Note
+    validations:
+      required: false

.github/ISSUE_TEMPLATE/general.yml

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+name: General
+description: Please use this template only when other templates don't meet your requirement
+labels:
+  - general
+body:
+  - type: textarea
+    id: what
+    attributes:
+      label: What
+    validations:
+      required: true
+  - type: textarea
+    id: why
+    attributes:
+      label: Why
+      description: Please explain the background and the reason of this issue
+    validations:
+      required: false
+  - type: textarea
+    id: note
+    attributes:
+      label: Note
+      description: Please write any additional information
+    validations:
+      required: false

.github/ISSUE_TEMPLATE/question.yml

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+name: Question
+description: |
+  Please use this template when you have any questions.
+  Please don't hesitate to ask any questions via Issues.
+labels:
+  - question
+body:
+  - type: textarea
+    id: question
+    attributes:
+      label: Question
+      description: |
+        Please explain your question in details.
+        If example code is useful to explain your question, please write it.
+    validations:
+      required: true
+  - type: textarea
+    id: background
+    attributes:
+      label: Background
+      description: Please explain the background and why you have the question
+    validations:
+      required: false
+  - type: textarea
+    id: note
+    attributes:
+      label: Note
+      description: Please write any additional information
+    validations:
+      required: false

.github/ISSUE_TEMPLATE/support-request.yml

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+name: Support Request
+description: |
+  Please use this template when you face any problem (not bug) and need our help.
+  If you're not sure if it's a bug or not, please use this template.
+labels:
+  - support-request
+body:
+  - type: textarea
+    id: info
+    attributes:
+      label: Version and OS
+      description: |
+        Please use the latest version.
+        If you checked multiple versions, please write the result too.
+        e.g. This issue occurs using tfmv v0.2.1 and v0.2.2, but doesn't occur using v0.2.0.
+      value: |
+        ```console
+        $ tfmv -v
+
+        ```
+
+        OS: 
+    validations:
+      required: true
+  - type: textarea
+    id: overview
+    attributes:
+      label: Overview
+    validations:
+      required: true
+  - type: textarea
+    id: how-to-reproduce
+    attributes:
+      label: How to reproduce
+      description: |
+        Please see [the guide](https://github.com/suzuki-shunsuke/oss-contribution-guide#write-good-how-to-reproduce) too.
+        Terraform Configuration should be not partial but complete configuration.
+        Please remove unnecessary configuration to reproduce the issue.
+        Please don't use private Modules and providers because they make it difficult to reproduce the issue.
+      value: |
+        Terraform Configuration:
+
+        ```tf
+
+        ```
+
+        Executed command and output:
+
+        ```console
+        $ 
+        ```
+    validations:
+      required: true
+  - type: textarea
+    id: expected-behaviour
+    attributes:
+      label: Expected behaviour
+    validations:
+      required: true
+  - type: textarea
+    id: actual-behaviour
+    attributes:
+      label: Actual behaviour
+    validations:
+      required: true
+  - type: textarea
+    id: note
+    attributes:
+      label: Note
+    validations:
+      required: false