Switch to Remora.Discord (#41)

result checks go brrr

this also involves switching to using Discord's modern stuff like embeds
and interactions

and using brand-new for me programming concepts (dependency injection,
results)

---------

Signed-off-by: Octol1ttle <l1ttleofficial@outlook.com>
Signed-off-by: mctaylors <95250141+mctaylors@users.noreply.github.com>
Co-authored-by: mctaylors <95250141+mctaylors@users.noreply.github.com>
Co-authored-by: nrdk <neroduck@vk.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/ISSUE_TEMPLATE/bug-report.yml

@@ -0,0 +1,76 @@
+name: Bug Report
+description: Create a report to help us improve
+labels: [ "bug" ]
+body:
+    - type: markdown
+      attributes:
+          value: |
+              We welcome bug reports! Please see our [contribution guidelines](docs/CONTRIBUTING.md#reporting-bugs) for more information on writing a good bug report. This template will help us gather the information we need to start the triage process.
+    - type: textarea
+      id: background
+      attributes:
+          label: Description
+          description: Please share a clear and concise description of the problem.
+          placeholder: Description
+      validations:
+          required: true
+    - type: textarea
+      id: repro-steps
+      attributes:
+          label: Reproduction Steps
+          description: |
+              Please include minimal steps to reproduce the problem if possible. E.g.: the smallest possible command/action sequence. If possible include text as text rather than screenshots (so it shows up in searches).
+          placeholder: Minimal Reproduction
+      validations:
+          required: true
+    - type: textarea
+      id: expected-behavior
+      attributes:
+          label: Expected behavior
+          description: |
+              Provide a description of the expected behavior.
+          placeholder: Expected behavior
+      validations:
+          required: true
+    - type: textarea
+      id: actual-behavior
+      attributes:
+          label: Actual behavior
+          description: |
+              Provide a description of the actual behavior observed. If applicable please include any error messages, exception stacktraces or memory dumps.
+          placeholder: Actual behavior
+      validations:
+          required: true
+    - type: textarea
+      id: known-workarounds
+      attributes:
+          label: Known Workarounds
+          description: |
+              Please provide a description of any known workarounds.
+          placeholder: Known Workarounds
+      validations:
+          required: false
+    - type: textarea
+      id: configuration
+      attributes:
+          label: Configuration
+          description: |
+              Please provide more information on your configuration:
+                * Which version of .NET is the bot running on?
+                * What OS and version, and what distro if applicable?
+                * What is the architecture (x64, x86, ARM, ARM64)?
+                * Do you know whether it is specific to that configuration?
+                * If possible, please provide the Configuration.json for the affected guild
+                * If applicable, provide the member data JSON for the affected members
+          placeholder: Configuration
+      validations:
+          required: false
+    - type: textarea
+      id: other-info
+      attributes:
+          label: Other information
+          description: |
+              If you have an idea where the problem might lie, let us know that here. Please include any pointers to code, relevant changes, or related issues you know of.
+          placeholder: Other information
+      validations:
+          required: false