chore: add project configs

- Add CI workflows (format, lint, typecheck)
- Add quality workflow
- Add luarocks publishing workflow
- Add pre-commit configuration
- Add issue templates (bug report, feature request)
- Add .editorconfig, .gitignore, .luarc.json
- Add selene.toml and vim.toml for linting
- Add luarocks rockspec
- Rename .stylua.toml to stylua.toml

.github/ISSUE_TEMPLATE/feature_request.yaml

@@ -0,0 +1,30 @@
+name: Feature Request
+description: Suggest a feature
+title: "feat: "
+labels: [enhancement]
+body:
+  - type: checkboxes
+    attributes:
+      label: Prerequisites
+      options:
+        - label:
+            I have searched [existing
+            issues](https://github.com/barrettruth/http-codes.nvim/issues)
+          required: true
+
+  - type: textarea
+    attributes:
+      label: Problem
+      description: What problem does this solve?
+    validations:
+      required: true
+
+  - type: textarea
+    attributes:
+      label: Proposed solution
+    validations:
+      required: true
+
+  - type: textarea
+    attributes:
+      label: Alternatives considered