diff --git a/frontend/apps/editor3d/app/src/Classes/GetFrontendEnvironment.ts b/frontend/apps/editor3d/app/src/Classes/GetFrontendEnvironment.ts
deleted file mode 100644
index 230aea3999..0000000000
--- a/frontend/apps/editor3d/app/src/Classes/GetFrontendEnvironment.ts
+++ /dev/null
@@ -1,65 +0,0 @@
-import { Environment } from "~/configs";
-
-export enum FrontendEnvironmentType {
-    Dev,
-    DevProxy,
-    Staging,
-    Production,
-}
-
-export class FrontendEnvironment {
-  private static instance: FrontendEnvironment;
-  private readonly environment: FrontendEnvironmentType;
-  private readonly isLocalDev: boolean;
-
-  public static getInstance(): FrontendEnvironment {
-    if (FrontendEnvironment.instance !== undefined) {
-      return FrontendEnvironment.instance;
-    }
-
-    if (typeof document === "undefined") {
-      // TODO(bt,2025-02-10): This is digusting. Vite or whatever 
-      // doesn't have 'document' defined early in preloading execution.
-      // This non-cached codepath is dangerous, because who knows what 
-      // happens downstream. Fix this ASAP.
-      return new FrontendEnvironment(FrontendEnvironmentType.Production, false);
-    }
-
-    const isLocalDev =
-      document.location.host.includes("localhost") ||
-      document.location.host.startsWith("dev.") ||
-      document.location.host.startsWith("development.");
-
-    let environmentType = FrontendEnvironmentType.Production;
-
-    if (isLocalDev) {
-      environmentType = FrontendEnvironmentType.Dev;
-    }
-
-    if (document.location.host.includes("dev") && 
-        document.location.hostname.includes("proxy")) {
-      environmentType = FrontendEnvironmentType.DevProxy;
-    }
-
-    const instance = new FrontendEnvironment(environmentType, isLocalDev);
-    FrontendEnvironment.instance = instance;
-    return instance;
-  }
-
-  public getFrontendEnvironmentType(): FrontendEnvironmentType {
-    return this.environment;
-  }
-
-  public getIsLocalDev(): boolean {
-    return this.isLocalDev;
-  }
-
-  private constructor(environment: FrontendEnvironmentType, isLocalDev: boolean) {
-    this.environment = environment;
-    this.isLocalDev = isLocalDev;
-  }
-}
-
-export function GetFrontendEnvironment() : FrontendEnvironment {
-  return FrontendEnvironment.getInstance();
-}
diff --git a/frontend/apps/editor3d/app/src/api/GetCdnOrigin.ts b/frontend/apps/editor3d/app/src/api/GetCdnOrigin.ts
index 80376dd74a..79e16f250c 100644
--- a/frontend/apps/editor3d/app/src/api/GetCdnOrigin.ts
+++ b/frontend/apps/editor3d/app/src/api/GetCdnOrigin.ts
@@ -1,4 +1,4 @@
-import { GetFrontendEnvironment } from "~/Classes/GetFrontendEnvironment";
+// TODO(bt,2025-05-15): Remove this code
 
 /**
  * Return the CDN origin (scheme + host + optional port, but no path)
@@ -15,16 +15,9 @@ class CdnHostHelper {
       return CdnHostHelper.instance;
     }
 
-    const isLocalDev = GetFrontendEnvironment().getIsLocalDev();
-
-    let origin;
-    if (isLocalDev) {
-      //origin = 'https://pub-c8a4a5bdbdb048f286b77bdf9f786ff2.r2.dev';
-      origin = 'https://cdn-2.fakeyou.com';
-    } else {
-      origin = 'https://cdn-2.fakeyou.com';
-    }
+    const origin = 'https://cdn-2.fakeyou.com';
     const instance = new CdnHostHelper(origin);
+
     CdnHostHelper.instance = instance;
     return instance;
   }
diff --git a/frontend/apps/editor3d/app/src/pages/PageEnigma/Editor/scene.ts b/frontend/apps/editor3d/app/src/pages/PageEnigma/Editor/scene.ts
index f2da3118bd..d25abed154 100644
--- a/frontend/apps/editor3d/app/src/pages/PageEnigma/Editor/scene.ts
+++ b/frontend/apps/editor3d/app/src/pages/PageEnigma/Editor/scene.ts
@@ -1,9 +1,6 @@
 import * as THREE from "three";
 import { GLTFLoader, GLTF } from "three/addons/loaders/GLTFLoader.js";
 import { MMDLoader } from "three/addons/loaders/MMDLoader.js";
-
-import environmentVariables from "~/Classes/EnvironmentVariables";
-
 import { Font } from "three/examples/jsm/loaders/FontLoader.js";
 import { generateUUID } from "three/src/math/MathUtils.js";
 import { LoadingPlaceHolderManager } from "./placeholder_manager";
@@ -13,8 +10,6 @@ import { ChromaKeyMaterial } from "./chromakey";
 import { TimeLine } from "./timeline";
 import { ClipGroup, ClipType } from "~/enums";
 import { ClipUI } from "../clips/clip_ui";
-import { GetCdnOrigin } from "~/api/GetCdnOrigin";
-import { GetFrontendEnvironment } from "~/Classes/GetFrontendEnvironment";
 import { gridVisibility } from "../signals/engine";
 import { InfiniteGridHelper } from "./InfiniteGridHelper";
 import { cameras, selectedCameraId } from "../signals/camera";
@@ -382,10 +377,7 @@ class Scene {
         cameraConfig.position.z,
       );
 
-      // TODO(bt,2025-02-10): Make the local dev assets more configurable or seedable.
-      const camera_id = GetFrontendEnvironment().getIsLocalDev()
-        ? "m_cxh4asqhapdz10j880755dg4yevshb" // Local development
-        : "m_cxh4asqhapdz10j880755dg4yevshb"; // Production
+      const camera_id = "m_cxh4asqhapdz10j880755dg4yevshb";
 
       this.loadGlbWithPlaceholder(
         camera_id,
diff --git a/frontend/apps/editor3d/app/src/pages/PageEnigma/signals/demoAssets/demoAnimationItems.ts b/frontend/apps/editor3d/app/src/pages/PageEnigma/signals/demoAssets/demoAnimationItems.ts
index 365869f637..39320c31c2 100644
--- a/frontend/apps/editor3d/app/src/pages/PageEnigma/signals/demoAssets/demoAnimationItems.ts
+++ b/frontend/apps/editor3d/app/src/pages/PageEnigma/signals/demoAssets/demoAnimationItems.ts
@@ -1,5 +1,4 @@
 import { signal } from "@preact/signals-core";
-import { GetFrontendEnvironment } from "~/Classes/GetFrontendEnvironment";
 import { AssetType } from "~/enums";
 import { MediaItem } from "~/pages/PageEnigma/models";
 
@@ -26,9 +25,7 @@ export const demoAnimationItems = signal<MediaItem[]>([
   },
   {
     version: 1,
-    media_id: GetFrontendEnvironment().getIsLocalDev() ? 
-       "m_z0wj1rckcsea1sb0ht27m41g2w4zss" : // Local development
-       "m_s7d4ems68sb2vqj4pdje1rc15q3ycp", // Production
+    media_id: "m_s7d4ems68sb2vqj4pdje1rc15q3ycp",
     type: AssetType.ANIMATION,
     length: 100,
     name: "Walk",
diff --git a/frontend/apps/editor3d/app/src/pages/PageEnigma/signals/demoAssets/demoCharacterItems.ts b/frontend/apps/editor3d/app/src/pages/PageEnigma/signals/demoAssets/demoCharacterItems.ts
index bdcfd8fbae..e1ba2f42b1 100644
--- a/frontend/apps/editor3d/app/src/pages/PageEnigma/signals/demoAssets/demoCharacterItems.ts
+++ b/frontend/apps/editor3d/app/src/pages/PageEnigma/signals/demoAssets/demoCharacterItems.ts
@@ -1,14 +1,11 @@
 import { signal } from "@preact/signals-core";
 import { MediaItem } from "~/pages/PageEnigma/models";
 import { AssetType } from "~/enums";
-import { GetFrontendEnvironment } from "~/Classes/GetFrontendEnvironment";
 
 export const demoCharacterItems = signal<MediaItem[]>([
   {
     version: 1,
-    media_id: GetFrontendEnvironment().getIsLocalDev() ? 
-      "m_8dvne30awgsyrb45xvha9f23gtgg8w" : // Local development
-      "m_gff67btr810vg3ng9szj85zskztcgy", // Production
+    media_id: "m_gff67btr810vg3ng9szj85zskztcgy",
     type: AssetType.CHARACTER,
     name: "Story Girl",
     thumbnail: "/resources/characters/img13.png",
diff --git a/frontend/apps/editor3d/tsconfig.json b/frontend/apps/editor3d/tsconfig.json
index a5421155f0..b89dbb548a 100644
--- a/frontend/apps/editor3d/tsconfig.json
+++ b/frontend/apps/editor3d/tsconfig.json
@@ -84,6 +84,9 @@
     },
     {
       "path": "../../libs/tauri-utils"
+    },
+    {
+      "path": "../../libs/build-env"
     }
   ]
 }
diff --git a/frontend/libs/api/src/lib/GetCdnOrigin.ts b/frontend/libs/api/src/lib/GetCdnOrigin.ts
index 5d604bc745..132c39e58c 100644
--- a/frontend/libs/api/src/lib/GetCdnOrigin.ts
+++ b/frontend/libs/api/src/lib/GetCdnOrigin.ts
@@ -1,45 +1,4 @@
-// import { GetFrontendEnvironment } from "~/Classes/GetFrontendEnvironment";
-
-/**
- * Return the CDN origin (scheme + host + optional port, but no path)
- * See: https://web.dev/articles/url-parts
- *
- * TODO(bt,2025-02-10): Make this easier to configure in development
- */
-// class CdnHostHelper {
-//   private static instance: CdnHostHelper;
-//   private readonly origin: string;
-
-//   public static getInstance(): CdnHostHelper {
-//     if (CdnHostHelper.instance !== undefined) {
-//       return CdnHostHelper.instance;
-//     }
-
-//     const isLocalDev = GetFrontendEnvironment().getIsLocalDev();
-
-//     let origin;
-//     if (isLocalDev) {
-//       //origin = 'https://pub-c8a4a5bdbdb048f286b77bdf9f786ff2.r2.dev';
-//       origin = "https://cdn-2.fakeyou.com";
-//     } else {
-//       origin = "https://cdn-2.fakeyou.com";
-//     }
-//     const instance = new CdnHostHelper(origin);
-//     CdnHostHelper.instance = instance;
-//     return instance;
-//   }
-
-//   public getOrigin(): string {
-//     return this.origin;
-//   }
-
-//   private constructor(origin: string) {
-//     this.origin = origin;
-//   }
-// }
-
-// TODO(bt,2025-02-10): Consolidate all of this logic.
+// TODO(bt,2025-05-15): Remove this code
 export function GetCdnOrigin(): string {
-  //   return CdnHostHelper.getInstance().getOrigin();
   return "https://cdn-2.fakeyou.com";
 }
diff --git a/frontend/libs/build-env/.babelrc b/frontend/libs/build-env/.babelrc
new file mode 100644
index 0000000000..1ea870ead4
--- /dev/null
+++ b/frontend/libs/build-env/.babelrc
@@ -0,0 +1,12 @@
+{
+  "presets": [
+    [
+      "@nx/react/babel",
+      {
+        "runtime": "automatic",
+        "useBuiltIns": "usage"
+      }
+    ]
+  ],
+  "plugins": []
+}
diff --git a/frontend/libs/build-env/README.md b/frontend/libs/build-env/README.md
new file mode 100644
index 0000000000..9becded76e
--- /dev/null
+++ b/frontend/libs/build-env/README.md
@@ -0,0 +1,7 @@
+# @frontend/build-env
+
+This library was generated with [Nx](https://nx.dev).
+
+## Running unit tests
+
+Run `nx test @frontend/build-env` to execute the unit tests via [Vitest](https://vitest.dev/).
diff --git a/frontend/libs/build-env/package.json b/frontend/libs/build-env/package.json
new file mode 100644
index 0000000000..8712e95b42
--- /dev/null
+++ b/frontend/libs/build-env/package.json
@@ -0,0 +1,17 @@
+{
+  "name": "@frontend/build-env",
+  "version": "0.0.1",
+  "type": "module",
+  "main": "./dist/index.js",
+  "module": "./dist/index.js",
+  "types": "./dist/index.d.ts",
+  "exports": {
+    "./package.json": "./package.json",
+    ".": {
+      "development": "./src/index.ts",
+      "types": "./dist/index.d.ts",
+      "import": "./dist/index.js",
+      "default": "./dist/index.js"
+    }
+  }
+}
diff --git a/frontend/libs/build-env/src/index.ts b/frontend/libs/build-env/src/index.ts
new file mode 100644
index 0000000000..383df5f16d
--- /dev/null
+++ b/frontend/libs/build-env/src/index.ts
@@ -0,0 +1,3 @@
+
+export * from './lib/BuildEnv';
+export * from './lib/BuildEnvType';
diff --git a/frontend/libs/build-env/src/lib/BuildEnv.ts b/frontend/libs/build-env/src/lib/BuildEnv.ts
new file mode 100644
index 0000000000..983923e3fa
--- /dev/null
+++ b/frontend/libs/build-env/src/lib/BuildEnv.ts
@@ -0,0 +1,30 @@
+import { BuildEnvType, GetBuildEnvType } from "./BuildEnvType";
+
+export class BuildEnv {
+  private static instance: BuildEnv;
+  private readonly envType: BuildEnvType;
+
+  public static getInstance(): BuildEnv {
+    if (BuildEnv.instance !== undefined) {
+      return BuildEnv.instance;
+    }
+
+    const envType = GetBuildEnvType();
+    const instance = new BuildEnv(envType);
+    BuildEnv.instance = instance;
+    
+    return instance;
+  }
+
+  public getType(): BuildEnvType {
+    return this.envType;
+  }
+
+  private constructor(envType: BuildEnvType) {
+    this.envType = envType;
+  }
+}
+
+export function GetBuildEnv() : BuildEnv {
+  return BuildEnv.getInstance();
+}
diff --git a/frontend/libs/build-env/src/lib/BuildEnvType.ts b/frontend/libs/build-env/src/lib/BuildEnvType.ts
new file mode 100644
index 0000000000..9ea80ecd06
--- /dev/null
+++ b/frontend/libs/build-env/src/lib/BuildEnvType.ts
@@ -0,0 +1,61 @@
+
+/**
+ * This is cached whenever vite/remix launches or CI/CD bakes in constants.
+ * It's fed from an environment variable.
+ */
+export enum BuildEnvType {
+    Dev,
+    DevProxy,
+    Staging,
+    Production,
+}
+
+// Use CI/CD to replace this value with one of the BuildEnvType values.
+const BUILD_ENV_TYPE = '%BUILD_ENV_TYPE_VALUE%';
+
+// Attempt to read the environment type.
+export function GetBuildEnvType() : BuildEnvType {
+  let maybeEnvType : BuildEnvType | undefined = undefined;
+
+  if (!BUILD_ENV_TYPE.startsWith("%") && !BUILD_ENV_TYPE.endsWith("%")) {
+    maybeEnvType = stringToEnvType(BUILD_ENV_TYPE);
+    if (maybeEnvType !== undefined) {
+      return maybeEnvType;
+    }
+  }
+
+  if (import.meta.env.BUILD_ENV_TYPE !== undefined) {
+    console.log(`Reading environment variable 'BUILD_ENV_TYPE' (= ${import.meta.env.BUILD_ENV_TYPE}) to determine build environment.`)
+    maybeEnvType = stringToEnvType(import.meta.env.BUILD_ENV_TYPE);
+    if (maybeEnvType !== undefined) {
+      return maybeEnvType;
+    }
+  }
+
+  if (import.meta.env.VITE_ENVIRONMENT_TYPE !== undefined) {
+    console.log(`Reading legacy environment variable 'VITE_ENVIRONMENT_TYPE' (= ${import.meta.env.VITE_ENVIRONMENT_TYPE}) to determine build environment.`)
+    maybeEnvType = stringToEnvType(import.meta.env.VITE_ENVIRONMENT_TYPE);
+    if (maybeEnvType !== undefined) {
+      return maybeEnvType;
+    }
+  }
+
+  // Always default to production.
+  return BuildEnvType.Production;
+}
+
+function stringToEnvType(str: string): BuildEnvType | undefined {
+  switch (str.toLocaleLowerCase()) {
+    case "dev":
+    case "development":
+      return BuildEnvType.Dev;
+    case "dev-proxy":
+    case "devproxy":
+      return BuildEnvType.DevProxy;
+    case "stage":
+    case "staging":
+      return BuildEnvType.Staging;
+    default:
+      return undefined;
+  }
+}
diff --git a/frontend/libs/build-env/tsconfig.json b/frontend/libs/build-env/tsconfig.json
new file mode 100644
index 0000000000..8c5fc025ff
--- /dev/null
+++ b/frontend/libs/build-env/tsconfig.json
@@ -0,0 +1,13 @@
+{
+  "files": [],
+  "include": [],
+  "references": [
+    {
+      "path": "./tsconfig.lib.json"
+    },
+    {
+      "path": "./tsconfig.spec.json"
+    }
+  ],
+  "extends": "../../tsconfig.base.json"
+}
diff --git a/frontend/libs/build-env/tsconfig.lib.json b/frontend/libs/build-env/tsconfig.lib.json
new file mode 100644
index 0000000000..ea31c66850
--- /dev/null
+++ b/frontend/libs/build-env/tsconfig.lib.json
@@ -0,0 +1,45 @@
+{
+  "extends": "../../tsconfig.base.json",
+  "compilerOptions": {
+    "outDir": "dist",
+    "types": [
+      "node",
+      "@nx/react/typings/cssmodule.d.ts",
+      "@nx/react/typings/image.d.ts",
+      "vite/client"
+    ],
+    "rootDir": "src",
+    "jsx": "react-jsx",
+    "tsBuildInfoFile": "dist/tsconfig.lib.tsbuildinfo"
+  },
+  "exclude": [
+    "out-tsc",
+    "dist",
+    "**/*.spec.ts",
+    "**/*.test.ts",
+    "**/*.spec.tsx",
+    "**/*.test.tsx",
+    "**/*.spec.js",
+    "**/*.test.js",
+    "**/*.spec.jsx",
+    "**/*.test.jsx",
+    "vite.config.ts",
+    "vite.config.mts",
+    "vitest.config.ts",
+    "vitest.config.mts",
+    "src/**/*.test.ts",
+    "src/**/*.spec.ts",
+    "src/**/*.test.tsx",
+    "src/**/*.spec.tsx",
+    "src/**/*.test.js",
+    "src/**/*.spec.js",
+    "src/**/*.test.jsx",
+    "src/**/*.spec.jsx"
+  ],
+  "include": [
+    "src/**/*.js",
+    "src/**/*.jsx",
+    "src/**/*.ts",
+    "src/**/*.tsx"
+  ]
+}
diff --git a/frontend/libs/build-env/tsconfig.spec.json b/frontend/libs/build-env/tsconfig.spec.json
new file mode 100644
index 0000000000..c1faced82c
--- /dev/null
+++ b/frontend/libs/build-env/tsconfig.spec.json
@@ -0,0 +1,34 @@
+{
+  "extends": "../../tsconfig.base.json",
+  "compilerOptions": {
+    "outDir": "./out-tsc/vitest",
+    "types": [
+      "vitest/globals",
+      "vitest/importMeta",
+      "vite/client",
+      "node",
+      "vitest"
+    ],
+    "jsx": "react-jsx"
+  },
+  "include": [
+    "vite.config.ts",
+    "vite.config.mts",
+    "vitest.config.ts",
+    "vitest.config.mts",
+    "src/**/*.test.ts",
+    "src/**/*.spec.ts",
+    "src/**/*.test.tsx",
+    "src/**/*.spec.tsx",
+    "src/**/*.test.js",
+    "src/**/*.spec.js",
+    "src/**/*.test.jsx",
+    "src/**/*.spec.jsx",
+    "src/**/*.d.ts"
+  ],
+  "references": [
+    {
+      "path": "./tsconfig.lib.json"
+    }
+  ]
+}
diff --git a/frontend/libs/build-env/vite.config.ts b/frontend/libs/build-env/vite.config.ts
new file mode 100644
index 0000000000..577c9d15f1
--- /dev/null
+++ b/frontend/libs/build-env/vite.config.ts
@@ -0,0 +1,49 @@
+/// <reference types='vitest' />
+import { defineConfig } from 'vite';
+import react from '@vitejs/plugin-react';
+import dts from 'vite-plugin-dts';
+import * as path from 'path';
+
+export default defineConfig(() => ({
+  root: __dirname,
+  cacheDir: '../../node_modules/.vite/libs/build-env',
+  plugins: [react(), dts({ entryRoot: 'src', tsconfigPath: path.join(__dirname, 'tsconfig.lib.json') })],
+  // Uncomment this if you are using workers.
+  // worker: {
+  //  plugins: [ nxViteTsPaths() ],
+  // },
+  // Configuration for building your library.
+  // See: https://vitejs.dev/guide/build.html#library-mode
+  build: {
+    outDir: './dist',
+    emptyOutDir: true,
+    reportCompressedSize: true,
+    commonjsOptions: {
+      transformMixedEsModules: true,
+    },
+    lib: {
+      // Could also be a dictionary or array of multiple entry points.
+      entry: 'src/index.ts',
+      name: '@frontend/build-env',
+      fileName: 'index',
+      // Change this to the formats you want to support.
+      // Don't forget to update your package.json as well.
+      formats: ['es' as const]
+    },
+    rollupOptions: {
+      // External packages that should not be bundled into your library.
+      external: ['react','react-dom','react/jsx-runtime']
+    },
+  },
+  test: {
+    watch: false,
+    globals: true,
+    environment: 'jsdom',
+    include: ['{src,tests}/**/*.{test,spec}.{js,mjs,cjs,ts,mts,cts,jsx,tsx}'],
+    reporters: ['default'],
+    coverage: {
+      reportsDirectory: './test-output/vitest/coverage',
+      provider: 'v8' as const,
+    }
+  },
+}));
diff --git a/frontend/package-lock.json b/frontend/package-lock.json
index 6203d8cd54..051e606855 100644
--- a/frontend/package-lock.json
+++ b/frontend/package-lock.json
@@ -2187,6 +2187,10 @@
         "@tauri-apps/plugin-upload": "2.2.1"
       }
     },
+    "libs/build-env": {
+      "name": "@frontend/build-env",
+      "version": "0.0.1"
+    },
     "libs/common": {
       "name": "@storyteller/common",
       "version": "0.0.1"
@@ -5020,6 +5024,10 @@
       "resolved": "apps/artcraft-website",
       "link": true
     },
+    "node_modules/@frontend/build-env": {
+      "resolved": "libs/build-env",
+      "link": true
+    },
     "node_modules/@frontend/login": {
       "resolved": "libs/login",
       "link": true
diff --git a/frontend/tsconfig.json b/frontend/tsconfig.json
index 3c6736b982..ab379e6875 100644
--- a/frontend/tsconfig.json
+++ b/frontend/tsconfig.json
@@ -89,6 +89,9 @@
     },
     {
       "path": "./libs/components/switch"
+    },
+    {
+      "path": "./libs/build-env"
     }
   ]
 }