Add issue templates

Streamlines issue triaging and categorizing.

.github/ISSUE_TEMPLATE/bug_report.md

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+---
+name: Bug report
+about: Create a report to help us improve
+title: ''
+labels: bug
+assignees: ''
+
+---
+
+**Describe the bug**
+A clear and concise description of what the bug is.
+**Make sure that you have read [the documentation](https://graalvm.github.io/native-build-tools) and that you are using the latest plugin version.**
+
+**To Reproduce**
+Steps to reproduce the behavior:
+```xml
+<!-- project configuration -->
+```
+```bash
+$ # command invocation 
+```
+Please use backticks to [properly format code](https://docs.github.com/en/get-started/writing-on-github/working-with-advanced-formatting/creating-and-highlighting-code-blocks#syntax-highlighting).
+If possible please attach a complete reproducer here (either as [a zip file](https://docs.github.com/en/get-started/writing-on-github/working-with-advanced-formatting/attaching-files) or as a link to public repository/branch).
+
+**Expected behavior**
+A clear and concise description of what you expected to happen.
+
+**Logs**
+Add logs to help explain your problem. 
+Please use backticks to [properly format big logs](https://docs.github.com/en/get-started/writing-on-github/working-with-advanced-formatting/creating-and-highlighting-code-blocks#fenced-code-blocks). Example:
+````
+```
+<log content> 
+```
+````
+
+**System Info (please complete the following information):**
+ - OS: [e.g. `Windows`]
+ - GraalVM Version [e.g. `22.0 CE`]
+ - Java Version [e.g. `17`]
+ - Plugin version [e.g. `native-gradle-plugin:0.9.10`]
+
+**Additional context**
+Add any other context about the problem here.

.github/ISSUE_TEMPLATE/feature_request.md

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+---
+name: Feature request
+about: Suggest an idea for this project
+title: ''
+labels: enhancement
+assignees: ''
+
+---
+
+**Is your feature request related to a problem? Please describe.**
+A clear and concise description of what the problem is. Ex. I'm always frustrated when [...]
+**Please make sure that you are using the latest plugin version, and that similar feature hasn't been [requested before](https://github.com/graalvm/native-build-tools/issues).**
+
+**Describe the solution you'd like**
+A clear and concise description of what you want to happen.
+
+**Describe alternatives you've considered**
+A clear and concise description of any alternative solutions or features you've considered.
+
+**Additional context**
+Add any other context or screenshots about the feature request here.

.github/ISSUE_TEMPLATE/support-ticket.md

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+---
+name: Support ticket
+about: Ask a question about proper usage
+title: "[QUESTION]"
+labels: question
+assignees: ''
+
+---
+
+**Describe the problem**
+A clear and concise description of what the problem is.
+**Make sure that you have read [the documentation](https://graalvm.github.io/native-build-tools) and that you are using the latest plugin version.**
+
+**Additional context**
+Add any other context about the problem here.
+
+**System Info (please complete the following information):**
+ - OS: [e.g. `Windows`]
+ - GraalVM Version [e.g. `22.0 CE`]
+ - Java Version [e.g. `17`]
+ - Plugin version [e.g. `native-gradle-plugin:0.9.10`]
+
+**To Reproduce**
+If possible please attach a complete reproducer here (either as [a zip file](https://docs.github.com/en/get-started/writing-on-github/working-with-advanced-formatting/attaching-files) or as a link to public repository/branch).