seo: add per-project OG image generator via next/og (pre-renders all 7 project cards at build time)

src/app/projects/[slug]/opengraph-image.tsx

@@ -0,0 +1,123 @@
+import { ImageResponse } from "next/og";
+import { projects } from "@/data/projects";
+
+export const size = { width: 1200, height: 630 };
+export const contentType = "image/png";
+
+export function generateStaticParams() {
+  return projects.map((p) => ({ slug: p.slug }));
+}
+
+export default async function Image({
+  params,
+}: {
+  params: Promise<{ slug: string }>;
+}) {
+  const { slug } = await params;
+  const project = projects.find((p) => p.slug === slug);
+
+  if (!project) {
+    return new ImageResponse(
+      <div style={{ background: "#0a0a0a", width: "100%", height: "100%" }} />,
+      { ...size }
+    );
+  }
+
+  return new ImageResponse(
+    (
+      <div
+        style={{
+          background: "#0a0a0a",
+          width: "100%",
+          height: "100%",
+          display: "flex",
+          flexDirection: "column",
+          alignItems: "flex-start",
+          justifyContent: "center",
+          padding: "80px 80px",
+          position: "relative",
+        }}
+      >
+        {/* Brand mark top-left */}
+        <div
+          style={{
+            position: "absolute",
+            top: 56,
+            left: 80,
+            fontSize: 12,
+            color: "#404040",
+            letterSpacing: "0.25em",
+          }}
+        >
+          WILD DRAGON
+        </div>
+
+        {/* URL bottom-right */}
+        <div
+          style={{
+            position: "absolute",
+            bottom: 56,
+            right: 80,
+            fontSize: 16,
+            color: "#404040",
+            letterSpacing: "0.08em",
+          }}
+        >
+          wilddragon.net
+        </div>
+
+        {/* Accent bar */}
+        <div
+          style={{
+            width: 48,
+            height: 3,
+            background: "#3b82f6",
+            marginBottom: 36,
+          }}
+        />
+
+        {/* Client name */}
+        <div
+          style={{
+            fontSize: 68,
+            fontWeight: 700,
+            color: "#ffffff",
+            lineHeight: 1.05,
+            marginBottom: 28,
+            maxWidth: 900,
+            letterSpacing: "-0.5px",
+          }}
+        >
+          {project.client}
+        </div>
+
+        {/* Category + Year row */}
+        <div style={{ display: "flex", alignItems: "center", gap: 20 }}>
+          <div
+            style={{
+              padding: "10px 20px",
+              background: "rgba(59,130,246,0.12)",
+              color: "#3b82f6",
+              borderRadius: 8,
+              fontSize: 16,
+              fontWeight: 500,
+              border: "1px solid rgba(59,130,246,0.2)",
+            }}
+          >
+            {project.category}
+          </div>
+          <div
+            style={{
+              fontSize: 16,
+              color: "#525252",
+              letterSpacing: "0.05em",
+            }}
+          >
+            {project.year}
+          </div>
+        </div>
+      </div>
+    ),
+    { ...size }
+  );
+}