build: incremental merge of new project architecture

[yehezkieldio]

• feat: initial greenfield re-initialization
• feat: add shadcn/ui and ultracite
• docs(readme): replace center with left alignment
• chore(public): remove public svg icons and favicon
• feat(public): add site.webmanifest and icons
• feat(layout): add theme provider, nuqs adapter, and fonts
• feat(portfolio): add portfolio page with film-grain background
• feat(components): add ambient backdrop, spectral and orbital canvases
• style(site-frame): replace bg-gradient- with bg-linear- in site frame**
• feat(projects): add projects content and zod schema
• refactor(layout): move ambient backdrop and canvases into layout
• refactor(portfolio): replace site-frame import path
• feat(work): add project filters, pagination and types
• feat(panel): add panel component with corner accents
• feat(work): add work hero component
• feat(work): add theme tokens and server-driven project filters
• style(app): add color tokens crimson ultraviolet void
• feat: clean/remove overall progress
• style(app): remove legacy color tokens and add viewport utilities
• refactor(app): remove next-themes theme provider and dependency
• feat: adjust things
• feat(route-transition): add route transition component and wrap app
• refactor(layout): extract font constants into variables
• feat(site-header): add site header component and mount in layout
• chore(config): set biome and zed formatter settings
• chore(config): widen css line width to 160 and add biome formatter
• chore(config): add editor.quickSuggestions strings setting
• style(app): add theme variables, components and utilities
• style(app): replace font css variables with specific fonts
• feat(components): add mail icon and use in site-header
• feat(app): add about, portfolio and writing pages
• feat(site-header): add available for work label and full-stack title
• feat(components): add ambient backdrop and include on home page
• refactor(site-header): replace pathname with selected layout segment
• feat(components): add site frame and home chrome
• feat(components): add identity header and wire into home page
• feat(app): add custom scrollbar styles in globals.css
• refactor(identity-header): remove location line and scroll hint
• feat(app): add reduced-motion rules to globals.css
• refactor(ambient-backdrop): remove redundant divider gradients
• feat(identity-header): add location line and update intro copy
• feat(section-atmosphere): add section atmosphere component
• feat(projects): add project schema and records
• feat(projects): add project detail loader and content pages
• feat(portfolio): add project archive model
• feat(home): add featured work component and include on home page
• feat(home): add scanline texture and apply to featured-work
• fix(projects): replace string.url with z.url in schema
• feat(home): add featured-work grid and overlay styles
• refactor(featured-work): remove featured-card-overlay element
• feat(featured-work): add repo url and adjust layout
• feat(components): add brand glyph component with monogram fallback
• refactor(icons): remove github icon component
• refactor(featured-work): replace card bg and reposition corners
• feat(featured-work): add active state styles and classes
• feat(ambient-backdrop): replace mask gradient stops
• chore: replace copy in home and projects
• style(featured-work): remove md:block from corner markers
• chore(projects): add TypeScript and Nx tags to projects
• style(featured-work): replace tag class sizes and spacing
• style(featured-work): replace arrow icon with square external arrow
• chore(featured-work): replace project summaries and featured copy
• refactor(components): remove shadcn components and deps
• feat(home): add tech overview component to home page
• style(home): replace expertise copy in identity header
• style(home): replace tech overview copy and add Docker entry
• chore: full replacement of legacy code