Add hoyams blog post

src/projects/hoyams.md

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+---
+sidebar: true
+excerpt: "the validation tool nobody asked for | hoyams = hold on you are missing something"
+meta:
+- name: description
+  content: the validation tool nobody asked for
+- name: keywords
+  content: Alban, David, Becker, deno, web, javascript
+---
+
+# hoyams
+
+a simple matrix webapp for mobile and desktop
+
+- stack: deno, typescript
+- repo: [github.com](https://github.com/adb-sh/hoyams)
+- - deno package: [deno.land](https://deno.land/x/hoyams)
+
+## Concept
+
+Rules are defined via a callback which retuns `true` or an error String. This is
+so that you can define rules by using an or operator like this:
+
+```javascript
+new Rule((v) => typeof v === "string" || "is not a string");
+```
+
+or this:
+
+```javascript
+new Rule((v) =>
+  typeof v === "string" && !!v.match(/^\w+@\w+\.\w+$/) ||
+  "no valid email"
+);
+```
+
+- If a executing a validation completes without an error an object with the same
+  structure as the object given is returned.
+
+- For creating powerful nested object rules there are some primites given:
+  [How to use](https://deno.land/x/hoyams@v0.0.1#how-to-use)
+
+