chore: consolidate new foundation and archive v1 (#1495)

v1/.gitignore

@@ -0,0 +1,29 @@
+logs/
+node_modules
+dist
+.turbo
+.next
+coverage
+.env
+.env.local
+*.tsbuildinfo
+.pnpm-store
+__pycache__/
+docs/.obsidian
+
+# Step-CA dev password — real file is gitignored; commit only the .example
+infra/step-ca/dev-password
+
+# Scratch dirs created by the framework git-wrapper shell test harnesses
+.mosaic-test-work/
+
+# Transient config files vite/vitest/esbuild write next to a *.config.ts while
+# loading it, then unlink. They are untracked but were not ignored, so turbo's
+# package traversal hashed them and intermittently failed CI with "Package
+# traversal error: ... .timestamp-*.mjs: No such file or directory" when the
+# file vanished mid-scan. Ignoring them removes the race.
+*.timestamp-*.mjs
+
+# Playwright run artifacts (#1445, P6 E2E gate)
+apps/web/test-results/
+apps/web/playwright-report/