Initial portfolio site: Astro + Tailwind MVP

Outcome-led hero, about, grouped skills, experience summary, featured
projects + /projects index, static contact, SEO/OG, dark/light theme.
Dockerfile + nginx config + build script for homelab deploy.

src/components/SkillGroup.astro

@@ -0,0 +1,45 @@
+---
+import type { SkillGroup } from "../data/skills";
+interface Props {
+  group: SkillGroup;
+}
+const { group } = Astro.props;
+---
+
+<article class="skill card" data-reveal>
+  <h3 class="skill__title">{group.title}</h3>
+  <p class="skill__blurb">{group.blurb}</p>
+  <ul class="skill__items">
+    {group.items.map((item) => <li class="tag">{item}</li>)}
+  </ul>
+</article>
+
+<style>
+  .skill {
+    padding: var(--space-5);
+    display: flex;
+    flex-direction: column;
+    gap: var(--space-3);
+  }
+  .skill__title {
+    font-size: var(--step-1);
+  }
+  .skill__title::before {
+    content: "# ";
+    color: var(--accent);
+    font-family: var(--font-mono);
+  }
+  .skill__blurb {
+    color: var(--text-dim);
+    font-size: var(--step--1);
+    line-height: 1.5;
+  }
+  .skill__items {
+    list-style: none;
+    padding: 0;
+    margin: var(--space-2) 0 0;
+    display: flex;
+    flex-wrap: wrap;
+    gap: 0.45rem;
+  }
+</style>