Prototype with single host server and no admin panel (#2)

Reviewed-on: wrenn/sandbox#2
Co-authored-by: pptx704 <rafeed@omukk.dev>
Co-committed-by: pptx704 <rafeed@omukk.dev>

db/migrations/20260316223629_host_mtls.sql

@@ -0,0 +1,11 @@
+-- +goose Up
+
+ALTER TABLE hosts
+    ADD COLUMN cert_fingerprint TEXT,
+    ADD COLUMN mtls_enabled     BOOLEAN NOT NULL DEFAULT FALSE;
+
+-- +goose Down
+
+ALTER TABLE hosts
+    DROP COLUMN cert_fingerprint,
+    DROP COLUMN mtls_enabled;