docs: template for issue and pr

.github/ISSUE_TEMPLATE/bug_report.md

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+---
+name: Bug report
+about: Create a report to help us improve
+title: '[BUG] [Subject of the issue]'
+labels: 'bug'
+assignees: ''
+
+---
+
+## Description
+
+Describe your issue in as much detail as possible here.
+
+## Your environment
+
+* OS and version
+* branch that causes this issue
+* Device (Nano S, Nano X, Ledger Blue)
+
+## Steps to reproduce
+
+* Tell us how to reproduce this issue <br />
+* Where the issue is, if you know <br />
+* Which commands triggered the issue, if any
+
+## Expected behaviour
+
+Tell us what should happen
+
+## Actual behaviour
+
+Tell us what happens instead
+
+## Logs
+
+Please paste any logs here that demonstrate the issue, if they exist
+
+## Proposed solution
+
+If you have an idea of how to fix this issue, please write it down here, so we can begin discussing it

.github/ISSUE_TEMPLATE/feature_request.md

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+---
+name: Feature report
+about: Suggest an idea for this project 
+title: ''
+labels: ''
+assignees: ''
+
+---
+
+## [FEATURES] [Subject of the issue]
+
+### Description
+
+Describe your issue in as much detail as possible here.
+
+### Your environment
+
+* OS and version
+* branch that causes this issue
+* Device (Nano S, Nano X, Ledger Blue)

.github/pull_request_template.md

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+# Description
+
+Please provide a detailed description of what was done in this PR.
+
+# Changes include
+
+- [ ] Bugfix (non-breaking change that solves an issue)
+- [ ] New feature (non-breaking change that adds functionality)
+- [ ] Breaking change (change that is not backwards-compatible and/or changes current functionality)
+
+# Breaking changes
+
+Please complete this section if any breaking changes have been made, otherwise delete it.
+
+# Checklist
+
+- [ ] I have assigned this PR to myself
+- [ ] I have added at least 1 reviewer
+- [ ] I have tested this code
+- [ ] I have added sufficient documentation in the code
+
+# Additional comments
+
+Please post additional comments in this section if you have them, otherwise delete it.