Initial lookbook implementation

Pinterest-style visual bookmarking app with:
- URL metadata extraction (OG/Twitter meta, oEmbed fallback)
- Image caching in Postgres with 480px thumbnails
- Multi-tag filtering with Ctrl/Cmd for OR mode
- Fuzzy tag suggestions and inline tag editing
- Browser console auth() with first-use password setup
- Brutalist UI with Commit Mono font and Pico CSS
- Light/dark mode via browser preference

vendor/github.com/pressly/goose/v3/.gitignore

@@ -0,0 +1,22 @@
+.idea
+.vscode
+.DS_Store
+*.swp
+*.test
+
+# Files output by tests
+/bin
+
+# Coverage files
+coverage.out
+coverage.html
+
+# Local testing
+.envrc
+*.FAIL
+
+dist/
+release_notes.txt
+
+go.work
+go.work.sum