Initial commit: BlueCap Strategies Astro site

Static Astro 5 site for BlueCap Strategies with exact live-site content
parity, deployed to k3s via GitOps (ArgoCD).

- Page copy in Markdown content collections (services, focus-areas, pages,
  insights) with a Zod SEO schema enforced at build time
- Homepage + About restored to exact live copy; real live-site imagery
- Build-time SEO linter (scripts/seo-lint.mjs) and Playwright e2e suite
- Multi-stage Dockerfile (nginx serves dist/) and Kustomize manifests (k8s/)
- Per-agent robots.txt; config-driven PostHog + Umami analytics scaffold
- ADRs and engineering docs under docs/

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

public/llms.txt

@@ -0,0 +1,16 @@
+# BlueCap Strategies
+
+BlueCap Strategies is a water-sector advisory firm helping capital providers, project sponsors,
+communities, and policymakers mobilize capital for aquatic resource restoration, preservation,
+and responsible use.
+
+Public sections:
+- /: Homepage and firm overview.
+- /services/: Services overview.
+- /focus-areas/: Core focus areas.
+- /about-us/: Firm vision, mission, values, and approach.
+- /contact/: Contact form, phone, and email.
+- /insights/: Prepared future publishing section.
+
+This file is supplemental. The complete public content is available in crawlable HTML pages with
+metadata and structured data.