refactor: Move Astro to root, use PORT env (default 80), allow all hosts

- Move Astro files from dealplustech-astro/ to project root
- Update Dockerfile: PORT environment variable (default 80)
- Add vite.config.ts with allowedHosts: true
- Matches nixpacks behavior for Easypanel deployment
- No hardcoded ports or domains

node_modules/prismjs/components/prism-oz.min.js

@@ -0,0 +1 @@
+Prism.languages.oz={comment:{pattern:/\/\*[\s\S]*?\*\/|%.*/,greedy:!0},string:{pattern:/"(?:[^"\\]|\\[\s\S])*"/,greedy:!0},atom:{pattern:/'(?:[^'\\]|\\[\s\S])*'/,greedy:!0,alias:"builtin"},keyword:/\$|\[\]|\b(?:_|at|attr|case|catch|choice|class|cond|declare|define|dis|else(?:case|if)?|end|export|fail|false|feat|finally|from|fun|functor|if|import|in|local|lock|meth|nil|not|of|or|prepare|proc|prop|raise|require|self|skip|then|thread|true|try|unit)\b/,function:[/\b[a-z][A-Za-z\d]*(?=\()/,{pattern:/(\{)[A-Z][A-Za-z\d]*\b/,lookbehind:!0}],number:/\b(?:0[bx][\da-f]+|\d+(?:\.\d*)?(?:e~?\d+)?)\b|&(?:[^\\]|\\(?:\d{3}|.))/i,variable:/`(?:[^`\\]|\\.)+`/,"attr-name":/\b\w+(?=[ \t]*:(?![:=]))/,operator:/:(?:=|::?)|<[-:=]?|=(?:=|<?:?)|>=?:?|\\=:?|!!?|[|#+\-*\/,~^@]|\b(?:andthen|div|mod|orelse)\b/,punctuation:/[\[\](){}.:;?]/};