docs: spec, plan, directrices, AGENTS.md (pre-scaffold)

.gitignore

@@ -0,0 +1,30 @@
+# dependencies
+/node_modules
+
+# next.js
+/.next/
+/out/
+
+# production
+/build
+
+# misc
+.DS_Store
+*.pem
+
+# debug
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+
+# env files
+.env
+.env*.local
+
+# typescript
+*.tsbuildinfo
+next-env.d.ts
+
+# superpowers brainstorming (visual companion mockups)
+/superpowers/
+/.superpowers/