♻️ Restructure: Move Astro to repository root

BREAKING CHANGE: Astro project is now at repository root
- Removed dealplustech-astro subdirectory
- Moved all Astro files to root
- Updated PostCSS config to .cjs
- Removed old Next.js files

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✅ Ready for Easypanel deployment (no root dir needed)

Migration path:
- Old structure: /dealplustech-astro/
- New structure: / (root)

dealplustech-astro/node_modules/zod-to-json-schema/dist/esm/parsers/object.js

@@ -1,72 +0,0 @@
-import { parseDef } from "../parseDef.js";
-export function parseObjectDef(def, refs) {
-    const forceOptionalIntoNullable = refs.target === "openAi";
-    const result = {
-        type: "object",
-        properties: {},
-    };
-    const required = [];
-    const shape = def.shape();
-    for (const propName in shape) {
-        let propDef = shape[propName];
-        if (propDef === undefined || propDef._def === undefined) {
-            continue;
-        }
-        let propOptional = safeIsOptional(propDef);
-        if (propOptional && forceOptionalIntoNullable) {
-            if (propDef._def.typeName === "ZodOptional") {
-                propDef = propDef._def.innerType;
-            }
-            if (!propDef.isNullable()) {
-                propDef = propDef.nullable();
-            }
-            propOptional = false;
-        }
-        const parsedDef = parseDef(propDef._def, {
-            ...refs,
-            currentPath: [...refs.currentPath, "properties", propName],
-            propertyPath: [...refs.currentPath, "properties", propName],
-        });
-        if (parsedDef === undefined) {
-            continue;
-        }
-        result.properties[propName] = parsedDef;
-        if (!propOptional) {
-            required.push(propName);
-        }
-    }
-    if (required.length) {
-        result.required = required;
-    }
-    const additionalProperties = decideAdditionalProperties(def, refs);
-    if (additionalProperties !== undefined) {
-        result.additionalProperties = additionalProperties;
-    }
-    return result;
-}
-function decideAdditionalProperties(def, refs) {
-    if (def.catchall._def.typeName !== "ZodNever") {
-        return parseDef(def.catchall._def, {
-            ...refs,
-            currentPath: [...refs.currentPath, "additionalProperties"],
-        });
-    }
-    switch (def.unknownKeys) {
-        case "passthrough":
-            return refs.allowedAdditionalProperties;
-        case "strict":
-            return refs.rejectedAdditionalProperties;
-        case "strip":
-            return refs.removeAdditionalStrategy === "strict"
-                ? refs.allowedAdditionalProperties
-                : refs.rejectedAdditionalProperties;
-    }
-}
-function safeIsOptional(schema) {
-    try {
-        return schema.isOptional();
-    }
-    catch {
-        return true;
-    }
-}