diff --git a/doc/SDK.md b/doc/SDK.md
index 8ce0b304..54e37cca 100644
--- a/doc/SDK.md
+++ b/doc/SDK.md
@@ -47,7 +47,8 @@ const assetPaths = {
         wasmBundle: olmJsPath
     }
 };
-import "hydrogen-view-sdk/style.css";
+import "hydrogen-view-sdk/theme-element-light.css";
+// OR import "hydrogen-view-sdk/theme-element-dark.css";
 
 async function main() {
     const app = document.querySelector<HTMLDivElement>('#app')!
diff --git a/scripts/postcss/css-url-processor.js b/scripts/postcss/css-url-processor.js
index 3ae7c60d..f58818f1 100644
--- a/scripts/postcss/css-url-processor.js
+++ b/scripts/postcss/css-url-processor.js
@@ -39,7 +39,7 @@ function colorsFromURL(url, colorMap) {
 function processURL(decl, replacer, colorMap) {
     const value = decl.value;
     const parsed = valueParser(value);
-    parsed.walk(async node => {
+    parsed.walk(node => {
         if (node.type !== "function" || node.value !== "url") {
             return;
         }
diff --git a/scripts/postcss/svg-colorizer.js b/scripts/postcss/svg-colorizer.js
index 95355ea8..06b7b14b 100644
--- a/scripts/postcss/svg-colorizer.js
+++ b/scripts/postcss/svg-colorizer.js
@@ -37,7 +37,7 @@ module.exports.buildColorizedSVG = function (svgLocation, primaryColor, secondar
     if (svgCode === coloredSVGCode) {
         throw new Error("svg-colorizer made no color replacements! The input svg should only contain colors #ff00ff (primary, case-sensitive) and #00ffff (secondary, case-sensitive).");
     }
-    const fileName = svgLocation.match(/.+\/(.+\.svg)/)[1];
+    const fileName = svgLocation.match(/.+[/\\](.+\.svg)/)[1];
     const outputName = `${fileName.substring(0, fileName.length - 4)}-${createHash(coloredSVGCode)}.svg`;
     const outputPath = path.resolve(__dirname, "../../.tmp");
     try {
diff --git a/scripts/sdk/build.sh b/scripts/sdk/build.sh
index 2ac4be3a..ae3a794e 100755
--- a/scripts/sdk/build.sh
+++ b/scripts/sdk/build.sh
@@ -1,4 +1,8 @@
 #!/bin/bash
+# Exit whenever one of the commands fail with a non-zero exit code
+set -e
+set -o pipefail
+
 rm -rf target
 yarn run vite build -c vite.sdk-assets-config.js
 yarn run vite build -c vite.sdk-lib-config.js
diff --git a/src/platform/web/LegacyPlatform.js b/src/platform/web/LegacyPlatform.js
index 85632bf2..b8a6d7e7 100644
--- a/src/platform/web/LegacyPlatform.js
+++ b/src/platform/web/LegacyPlatform.js
@@ -19,6 +19,6 @@ import {hkdf} from "../../utils/crypto/hkdf";
 
 import {Platform as ModernPlatform} from "./Platform.js";
 
-export function Platform(container, assetPaths, config, options = null) {
-    return new ModernPlatform(container, assetPaths, config, options, {aesjs, hkdf});
+export function Platform({ container, assetPaths, config, configURL, options = null }) {
+    return new ModernPlatform({ container, assetPaths, config, configURL, options, cryptoExtras: { aesjs, hkdf }});
 }
diff --git a/src/platform/web/Platform.js b/src/platform/web/Platform.js
index 7426b138..9f2bd615 100644
--- a/src/platform/web/Platform.js
+++ b/src/platform/web/Platform.js
@@ -128,10 +128,11 @@ function adaptUIOnVisualViewportResize(container) {
 }
 
 export class Platform {
-    constructor(container, assetPaths, config, options = null, cryptoExtras = null) {
+    constructor({ container, assetPaths, config, configURL, options = null, cryptoExtras = null }) {
         this._container = container;
         this._assetPaths = assetPaths;
         this._config = config;
+        this._configURL = configURL;
         this.settingsStorage = new SettingsStorage("hydrogen_setting_v1_");
         this.clock = new Clock();
         this.encoding = new Encoding();
@@ -144,7 +145,7 @@ export class Platform {
             this._serviceWorkerHandler = new ServiceWorkerHandler();
             this._serviceWorkerHandler.registerAndStart(assetPaths.serviceWorker);
         }
-        this.notificationService = new NotificationService(this._serviceWorkerHandler, config.push);
+        this.notificationService = undefined;
         // Only try to use crypto when olm is provided
         if(this._assetPaths.olm) {
             this.crypto = new Crypto(cryptoExtras);
@@ -169,6 +170,20 @@ export class Platform {
         this.webRTC = new DOMWebRTC();
     }
 
+    async init() {
+        if (!this._config) {
+            if (!this._configURL) {
+                throw new Error("Neither config nor configURL was provided!");
+            }
+            const {body}= await this.request(this._configURL, {method: "GET", format: "json", cache: true}).response();
+            this._config = body;
+        }
+        this._notificationService = new NotificationService(
+            this._serviceWorkerHandler,
+            this._config.push
+        );
+    }
+
     _createLogger(isDevelopment) {
         // Make sure that loginToken does not end up in the logs
         const transformer = (item) => {
diff --git a/src/platform/web/index.html b/src/platform/web/index.html
index 064c61a1..f73e65ed 100644
--- a/src/platform/web/index.html
+++ b/src/platform/web/index.html
@@ -17,17 +17,17 @@
         <script id="main" type="module">
             import {main} from "./main";
             import {Platform} from "./Platform";
-            import configJSON from "./assets/config.json?raw";
+            import configURL from "./assets/config.json?url";
             import assetPaths from "./sdk/paths/vite";
             if (import.meta.env.PROD) {
                 assetPaths.serviceWorker = "sw.js";
             }
-            const platform = new Platform(
-                document.body,
+            const platform = new Platform({
+                container: document.body,
                 assetPaths,
-                JSON.parse(configJSON),
-                {development: import.meta.env.DEV}
-            );
+                configURL, 
+                options: {development: import.meta.env.DEV}
+            });
             main(platform);
         </script>
     </body>
diff --git a/src/platform/web/main.js b/src/platform/web/main.js
index 1729c17c..edc2cf14 100644
--- a/src/platform/web/main.js
+++ b/src/platform/web/main.js
@@ -32,6 +32,7 @@ export async function main(platform) {
         // const recorder = new RecordRequester(createFetchRequest(clock.createTimeout));
         // const request = recorder.request;
         // window.getBrawlFetchLog = () => recorder.log();
+        await platform.init();
         const navigation = createNavigation();
         platform.setNavigation(navigation);
         const urlRouter = createRouter({navigation, history: platform.history});
diff --git a/src/platform/web/sw.js b/src/platform/web/sw.js
index c5f69438..a9a92979 100644
--- a/src/platform/web/sw.js
+++ b/src/platform/web/sw.js
@@ -92,8 +92,12 @@ function isCacheableThumbnail(url) {
 
 const baseURL = new URL(self.registration.scope);
 let pendingFetchAbortController = new AbortController();
+
 async function handleRequest(request) {
     try {
+        if (request.url.includes("config.json")) {
+            return handleConfigRequest(request);
+        }
         const url = new URL(request.url);
         // rewrite / to /index.html so it hits the cache
         if (url.origin === baseURL.origin && url.pathname === baseURL.pathname) {
@@ -119,6 +123,27 @@ async function handleRequest(request) {
     }
 }
 
+async function handleConfigRequest(request) {
+    let response = await readCache(request);
+    const networkResponsePromise = fetchAndUpdateConfig(request);
+    if (response) {
+        return response;
+    } else {
+        return await networkResponsePromise;
+    }
+}
+
+async function fetchAndUpdateConfig(request) {
+    const response = await fetch(request, {
+        signal: pendingFetchAbortController.signal,
+        headers: {
+            "Cache-Control": "no-cache",
+        },
+    });
+    updateCache(request, response.clone());
+    return response;
+}
+
 async function updateCache(request, response) {
     // don't write error responses to the cache
     if (response.status >= 400) {
diff --git a/src/platform/web/ui/general/TemplateView.ts b/src/platform/web/ui/general/TemplateView.ts
index b50fdf15..ef6320e7 100644
--- a/src/platform/web/ui/general/TemplateView.ts
+++ b/src/platform/web/ui/general/TemplateView.ts
@@ -15,7 +15,7 @@ See the License for the specific language governing permissions and
 limitations under the License.
 */
 
-import { setAttribute, text, isChildren, classNames, TAG_NAMES, HTML_NS, ClassNames, Child} from "./html";
+import { setAttribute, text, isChildren, classNames, TAG_NAMES, HTML_NS, ClassNames, Child as NonBoundChild} from "./html";
 import {mountView} from "./utils";
 import {BaseUpdateView, IObservableValue} from "./BaseUpdateView";
 import {IMountArgs, ViewNode, IView} from "./types";
@@ -30,12 +30,15 @@ function objHasFns(obj: ClassNames<unknown>): obj is { [className: string]: bool
 }
 
 export type RenderFn<T> = (t: Builder<T>, vm: T) => ViewNode;
+type TextBinding<T> = (T) => string | number | boolean | undefined | null;
+type Child<T> = NonBoundChild | TextBinding<T>;
+type Children<T> = Child<T> | Child<T>[];
 type EventHandler = ((event: Event) => void);
 type AttributeStaticValue = string | boolean;
 type AttributeBinding<T> = (value: T) => AttributeStaticValue;
 export type AttrValue<T> = AttributeStaticValue | AttributeBinding<T> | EventHandler | ClassNames<T>;
 export type Attributes<T> = { [attribute: string]: AttrValue<T> };
-type ElementFn<T> = (attributes?: Attributes<T> | Child | Child[], children?: Child | Child[]) => Element;
+type ElementFn<T> = (attributes?: Attributes<T> | Children<T>, children?: Children<T>) => Element;
 export type Builder<T> = TemplateBuilder<T> & { [tagName in typeof TAG_NAMES[string][number]]: ElementFn<T> };
 
 /**
@@ -195,15 +198,15 @@ export class TemplateBuilder<T extends IObservableValue> {
         this._addAttributeBinding(node, "className", value => classNames(obj, value));
     }
 
-    _addTextBinding(fn: (value: T) => string): Text {
-        const initialValue = fn(this._value);
+    _addTextBinding(fn: (value: T) => ReturnType<TextBinding<T>>): Text {
+        const initialValue = fn(this._value)+"";
         const node = text(initialValue);
         let prevValue = initialValue;
         const binding = () => {
-            const newValue = fn(this._value);
+            const newValue = fn(this._value)+"";
             if (prevValue !== newValue) {
                 prevValue = newValue;
-                node.textContent = newValue+"";
+                node.textContent = newValue;
             }
         };
 
@@ -242,7 +245,7 @@ export class TemplateBuilder<T extends IObservableValue> {
         }
     }
 
-    _setNodeChildren(node: Element, children: Child | Child[]): void{
+    _setNodeChildren(node: Element, children: Children<T>): void{
         if (!Array.isArray(children)) {
             children = [children];
         }
@@ -276,14 +279,16 @@ export class TemplateBuilder<T extends IObservableValue> {
         return node;
     }
 
-    el(name: string, attributes?: Attributes<T> | Child | Child[], children?: Child | Child[]): ViewNode {
+    el(name: string, attributes?: Attributes<T> | Children<T>, children?: Children<T>): ViewNode {
         return this.elNS(HTML_NS, name, attributes, children);
     }
 
-    elNS(ns: string, name: string, attributes?: Attributes<T> | Child | Child[], children?: Child | Child[]): ViewNode {
+    elNS(ns: string, name: string, attributesOrChildren?: Attributes<T> | Children<T>, children?: Children<T>): ViewNode {
+        let attributes: Attributes<T> | undefined;
         if (attributes !== undefined && isChildren(attributes)) {
             children = attributes;
-            attributes = undefined;
+        } else {
+            attributes = attributesOrChildren as Attributes<T>;
         }
 
         const node = document.createElementNS(ns, name);
diff --git a/vite.common-config.js b/vite.common-config.js
index f5a90154..8a82a9da 100644
--- a/vite.common-config.js
+++ b/vite.common-config.js
@@ -31,6 +31,7 @@ const commonOptions = {
         assetsInlineLimit: 0,
         polyfillModulePreload: false,
     },
+    assetsInclude: ['**/config.json'],
     define: {
         DEFINE_VERSION: JSON.stringify(version),
         DEFINE_GLOBAL_HASH: JSON.stringify(null),
diff --git a/vite.config.js b/vite.config.js
index 4dd35af2..87e3d063 100644
--- a/vite.config.js
+++ b/vite.config.js
@@ -14,6 +14,11 @@ export default defineConfig(({mode}) => {
             outDir: "../../../target",
             minify: true,
             sourcemap: true,
+            rollupOptions: {
+                output: {
+                    assetFileNames: (asset) => asset.name.includes("config.json") ? "assets/[name][extname]": "assets/[name].[hash][extname]",
+                },
+            },
         },
         plugins: [
             themeBuilder({