feat: add logo image and RTL support styles

- Added logo image to assets.
- Implemented RTL support styles in rtlSupport.scss for various components including breadcrumb, datatable, and tree node toggle button.

chore: configure environment files for production, staging, and development

- Created environment.prod.ts for production settings.
- Created environment.staging.ts for staging settings.
- Created environment.ts for local development settings.

feat: define custom theme preset

- Added presets.ts to define a custom theme preset using PrimeUIX with specific component styles and semantic colors.

chore: set up proxy configuration for local development

tsconfig.spec.json

@@ -1,15 +1,14 @@
 /* To learn more about Typescript configuration file: https://www.typescriptlang.org/docs/handbook/tsconfig-json.html. */
 /* To learn more about Angular compiler options: https://angular.dev/reference/configs/angular-compiler-options. */
 {
-    "extends": "./tsconfig.json",
     "compilerOptions": {
         "outDir": "./out-tsc/spec",
         "types": [
             "jasmine"
         ]
     },
+    "extends": "./tsconfig.json",
     "include": [
-        "src/**/*.spec.ts",
-        "src/**/*.d.ts"
+        "src/**/*.ts"
     ]
 }