chore: upgrade astro stack and lock dependency policy (#37)

### Explanation

Updating astro so to surpass vite versions that file trust policy check

### Issue

_No response_

### Attestations

- [x] I have read and agree to the [Code of Conduct](https://docs.nhcarrigan.com/community/coc/)
- [x] I have read and agree to the [Community Guidelines](https://docs.nhcarrigan.com/community/guide/).
- [x] My contribution complies with the [Contributor Covenant](https://docs.nhcarrigan.com/dev/covenant/).

### Dependencies

- [x] I have pinned the dependencies to a specific patch version.

### Style

- [x] I have run the linter and resolved any errors.
- [x] My pull request uses an appropriate title, matching the conventional commit standards.
- [x] My scope of feat/fix/chore/etc. correctly matches the nature of changes in my pull request.

### Tests

- [ ] My contribution adds new code, and I have added tests to cover it.
- [ ] My contribution modifies existing code, and I have updated the tests to reflect these changes.
- [x] All new and existing tests pass locally with my changes. *
- [ ] Code coverage remains at or above the configured threshold.

* a test fail for missing docs for a new app, unrelated to the changes

### Documentation

_No response_

### Versioning

Patch - My pull request introduces bug fixes ONLY.

Reviewed-on: #37
Reviewed-by: Naomi Carrigan <accounts@nhcarrigan.com>
Co-authored-by: Ilenia <ilenia@nhcarrigan.com>
Co-committed-by: Ilenia <ilenia@nhcarrigan.com>

src/content.config.ts

@@ -0,0 +1,10 @@
+import { defineCollection } from "astro:content";
+import { glob } from "astro/loaders";
+import { docsSchema } from "@astrojs/starlight/schema";
+
+export const collections = {
+  docs: defineCollection({
+    loader: glob({ pattern: "**/*.{md,mdx}", base: "./src/content/docs" }),
+    schema: docsSchema(),
+  }),
+};

src/content/config.ts

@@ -1,6 +0,0 @@
-import { defineCollection } from 'astro:content';
-import { docsSchema } from '@astrojs/starlight/schema';
-
-export const collections = {
-  docs: defineCollection({ schema: docsSchema() }),
-};