diff --git a/.github/workflows/test-and-publish.yaml b/.github/workflows/test-and-publish.yaml
index 9456782e..c0261c67 100644
--- a/.github/workflows/test-and-publish.yaml
+++ b/.github/workflows/test-and-publish.yaml
@@ -5,7 +5,7 @@ on:
     branches:
       - main
     tags:
-      - '*'
+      - 'v*'
   workflow_call:
   workflow_dispatch:
     inputs:
@@ -54,6 +54,10 @@ defaults:
     # run with Git Bash on Windows
     shell: bash
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   build-spidermonkey-unix:
     strategy:
@@ -201,6 +205,17 @@ jobs:
           WORKFLOW_BUILD_TYPE=${{ inputs.build_type }}
           BUILD_TYPE=${WORKFLOW_BUILD_TYPE:-"Debug"} poetry build --format=wheel
           ls -lah ./dist/
+      - name: Make the wheels we build also support lower versions of macOS
+        if: ${{ matrix.os == 'macos-12' || matrix.os == 'macos-14' }}
+        # Change the platform tag part of the wheel filename to `macosx_11_0_xxx` (means to support macOS 11.0 and above)
+        # See https://packaging.python.org/en/latest/specifications/binary-distribution-format/#file-format
+        # A wheel package file will only be selected by pip to install if the platform tag satisfies, regardless of whether the binary compatibility actually is.
+        # Otherwise, pip would fallback to compile from the source distribution.
+        run: |
+          cd ./dist/
+          for file in *.whl; do
+            mv "$file" "$(echo "$file" | sed -E 's/macosx_[0-9]+_[0-9]+/macosx_11_0/')";
+          done
       - name: Upload wheel as CI artifacts
         uses: actions/upload-artifact@v3
         with:
@@ -286,7 +301,7 @@ jobs:
   publish:
     needs: [build-and-test, sdist]
     runs-on: ubuntu-20.04
-    if: ${{ success() && github.event_name == 'push' && contains(github.ref, 'refs/tags/') }}
+    if: ${{ success() && github.event_name == 'push' && github.ref_type == 'tag' }}
     steps:
       # no need to checkout
       - uses: actions/setup-python@v5
@@ -309,7 +324,7 @@ jobs:
     # and deploy the static files to GitHub Pages
     needs: [build-and-test, sdist]
     runs-on: ubuntu-20.04
-    if: ${{ (success() || failure()) && github.ref_name == 'main' }} # publish nightly builds regardless of tests failure
+    if: ${{ (success() || failure()) && (github.ref_name == 'main' || github.ref_type == 'tag') }} # publish nightly builds regardless of tests failure
     permissions: # grant GITHUB_TOKEN the permissions required to make a Pages deployment
       pages: write
       id-token: write
@@ -364,3 +379,45 @@ jobs:
       - name: Deploy to GitHub Pages
         id: deployment
         uses: actions/deploy-pages@v2
+  publish-archive:
+    # Publish to ⊇istributive's archive server (https://archive.distributed.computer/releases/pythonmonkey/)
+    needs: [build-and-test, sdist]
+    runs-on: ubuntu-20.04
+    if: ${{ (success() || failure()) && (github.ref_name == 'main' || github.ref_type == 'tag') }}
+    environment:
+      name: archive
+      url: https://archive.distributed.computer/releases/pythonmonkey/${{ steps.get_path.outputs.ARCHIVE_PATH }}
+    steps:
+      # no need to checkout
+      - name: Download wheels built
+        uses: actions/download-artifact@v3
+        with:
+          name: wheel-${{ github.run_id }}-${{ github.sha }}
+          path: ./
+      - name: Download docs html generated by Doxygen
+        uses: actions/download-artifact@v3
+        with:
+          name: docs-${{ github.run_id }}-${{ github.sha }}
+          path: ./docs/
+      - name: Get the pythonmonkey/pminit version number
+        run: |
+          file=$(ls ./pminit*.tar.gz | head -1)
+          pm_version=$(basename "${file%.tar.gz}" | cut -d- -f2) # match /pminit-([^-]+).tar.gz/
+          echo "PM_VERSION=$pm_version" >> $GITHUB_ENV
+      - name: Get the archive type (nightly or releases) and path
+        id: get_path
+        run: |
+          path="$ARCHIVE_TYPE/$PM_VERSION/"
+          echo "$path"
+          echo "ARCHIVE_PATH=$path" >> $GITHUB_OUTPUT
+        env:
+          ARCHIVE_TYPE: ${{ (github.ref_type == 'tag' && 'releases') || 'nightly' }}
+      - name: SCP to the archive server
+        uses: appleboy/scp-action@v0.1.7
+        with:
+          host: ${{ secrets.ARCHIVE_HOST }}
+          username: pythonmonkey
+          key: ${{ secrets.ARCHIVE_KEY }}
+          source: ./*
+          target: archive/${{ steps.get_path.outputs.ARCHIVE_PATH }}
+          overwrite: true
diff --git a/README.md b/README.md
index 899a0090..1532ae6f 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # PythonMonkey
 
-![Testing Suite](https://github.com/Kings-Distributed-Systems/PythonMonkey/actions/workflows/tests.yaml/badge.svg)
+[![Test and Publish Suite](https://github.com/Distributive-Network/PythonMonkey/actions/workflows/test-and-publish.yaml/badge.svg)](https://github.com/Distributive-Network/PythonMonkey/actions/workflows/test-and-publish.yaml)
 
 ## About
 [PythonMonkey](https://pythonmonkey.io) is a Mozilla [SpiderMonkey](https://firefox-source-docs.mozilla.org/js/index.html) JavaScript engine embedded into the Python Runtime,
@@ -8,7 +8,7 @@ using the Python engine to provide the Javascript host environment.
 
 We feature JavaScript Array and Object methods implemented on Python List and Dictionaries using the cPython C API, and the inverse using the Mozilla Firefox Spidermonkey JavaScript C++ API.
 
-This product is in an advanced stage, approximately 98% to MVP as of August 2024. It is under active development by [Distributive](https://distributive.network/).
+This project has reached MVP as of September 2024. It is under maintenance by [Distributive](https://distributive.network/).
 
 External contributions and feedback are welcome and encouraged.
 
@@ -73,7 +73,7 @@ Read this if you want to build a local version.
     - llvm
     - rust
     - python3.8 or later with header files (python3-dev)
-    - spidermonkey 115.1.0 or later
+    - spidermonkey latest from mozilla-central
     - npm (nodejs)
     - [Poetry](https://python-poetry.org/docs/#installation)
     - [poetry-dynamic-versioning](https://github.com/mtkennerly/poetry-dynamic-versioning)
@@ -136,6 +136,15 @@ $ poetry build --format=wheel
 ```
 and install them by `pip install ./dist/*`.
 
+## Uninstallation
+
+Installing `pythonmonkey` will also install the `pminit` package as a dependency. However, `pip uninstall`ing a package won't automatically remove its dependencies.  
+If you want to cleanly remove `pythonmonkey` from your system, do the following:
+
+```bash
+$ pip uninstall pythonmonkey pminit
+```
+
 ## Debugging Steps
 
 1. [build the project locally](#build-instructions)
@@ -462,7 +471,7 @@ List of commands:
 ```console
 $ pmjs
 
-Welcome to PythonMonkey v0.4.0.
+Welcome to PythonMonkey v1.0.0.
 Type ".help" for more information.
 > .python import sys
 > .python sys.path
diff --git a/mozcentral.version b/mozcentral.version
index 0efd2b63..9f4b8194 100644
--- a/mozcentral.version
+++ b/mozcentral.version
@@ -1 +1 @@
-8a28ad54f9f516c41ceddfa7ea32368fccf4a0eb
\ No newline at end of file
+a283127a5d0aa005c54d339e8ca27414b55f079b
\ No newline at end of file
diff --git a/python/pythonmonkey/builtin_modules/XMLHttpRequest-internal.d.ts b/python/pythonmonkey/builtin_modules/XMLHttpRequest-internal.d.ts
index bdb159b0..2d8c4495 100644
--- a/python/pythonmonkey/builtin_modules/XMLHttpRequest-internal.d.ts
+++ b/python/pythonmonkey/builtin_modules/XMLHttpRequest-internal.d.ts
@@ -46,6 +46,9 @@ export declare function request(
   // callbacks for known exceptions
   onTimeoutError: (err: Error) => void,
   onNetworkError: (err: Error) => void,
+  // the debug logging function
+  /** See `pm.bootstrap.require("debug")` */
+  debug: (selector: string) => ((...args: string[]) => void),
 ): Promise<void>;
 
 /**
diff --git a/python/pythonmonkey/builtin_modules/XMLHttpRequest-internal.py b/python/pythonmonkey/builtin_modules/XMLHttpRequest-internal.py
index e3ea1824..ca716d88 100644
--- a/python/pythonmonkey/builtin_modules/XMLHttpRequest-internal.py
+++ b/python/pythonmonkey/builtin_modules/XMLHttpRequest-internal.py
@@ -44,9 +44,10 @@ async def request(
     # callbacks for known exceptions
     onTimeoutError: Callable[[asyncio.TimeoutError], None],
     onNetworkError: Callable[[aiohttp.ClientError], None],
+    # the debug logging function, see `pm.bootstrap.require("debug")`
+    debug: Callable[[str], Callable[..., None]],
     /
 ):
-  debug = pm.bootstrap.require("debug")
 
   # to support HTTP-Keep-Alive
   global keepAliveConnector
diff --git a/python/pythonmonkey/builtin_modules/XMLHttpRequest.js b/python/pythonmonkey/builtin_modules/XMLHttpRequest.js
index 6db9bc04..3cbacfc1 100644
--- a/python/pythonmonkey/builtin_modules/XMLHttpRequest.js
+++ b/python/pythonmonkey/builtin_modules/XMLHttpRequest.js
@@ -20,7 +20,7 @@ const debug = globalThis.python.eval('__import__("pythonmonkey").bootstrap.requi
  * @param {any}     what     The thing to truncate; must have a slice method and index property.
  *                           Works with string, array, typedarray, etc.
  * @param {number}  maxlen   The maximum length for truncation
- * @param {boolean} coerce   Not false = coerce to printable character codes  
+ * @param {boolean=} coerce  Not false = coerce to printable character codes  
  * @returns {string}
  */
 function trunc(what, maxlen, coerce)
@@ -104,6 +104,34 @@ class XMLHttpRequest extends XMLHttpRequestEventTarget
   /** @type {EventListenerFn} */
   onreadystatechange = null;
 
+  // 
+  // debugging
+  // 
+  /** The unique connection id to identify each XHR connection when debugging */
+  #connectionId = Math.random().toString(16).slice(2, 9); // random 7-character hex string
+
+  /**
+   * Wrapper to print debug logs with connection id information
+   * @param {string} selector
+   */
+  #debug(selector)
+  {
+    return (...args) => debug(selector)(`Conn<${this.#connectionId}>:`, ...args);
+  }
+
+  /**
+   * Allowing others to inspect the internal properties 
+   */
+  get _requestMetadata()
+  {
+    return {
+      method: this.#requestMethod,
+      url: this.#requestURL.toString(),
+      headers: this.#requestHeaders,
+      body: this.#requestBody,
+    };
+  }
+
   // 
   // states
   // 
@@ -142,7 +170,7 @@ class XMLHttpRequest extends XMLHttpRequestEventTarget
    */
   open(method, url, async = true, username = null, password = null)
   {
-    debug('xhr:open')('open start, method=' + method);
+    this.#debug('xhr:open')('open start, method=' + method);
     // Normalize the method.
     // @ts-expect-error
     method = method.toString().toUpperCase();
@@ -156,7 +184,7 @@ class XMLHttpRequest extends XMLHttpRequestEventTarget
       parsedURL.username = username;
     if (password)
       parsedURL.password = password;
-    debug('xhr:open')('url is ' + parsedURL.href);
+    this.#debug('xhr:open')('url is ' + parsedURL.href);
 
     // step 11
     this.#sendFlag = false;
@@ -176,7 +204,7 @@ class XMLHttpRequest extends XMLHttpRequestEventTarget
       this.#state = XMLHttpRequest.OPENED;
       this.dispatchEvent(new Event('readystatechange'));
     }
-    debug('xhr:open')('finished open, state is ' + this.#state);
+    this.#debug('xhr:open')('finished open, state is ' + this.#state);
   }
 
   /**
@@ -186,7 +214,7 @@ class XMLHttpRequest extends XMLHttpRequestEventTarget
    */
   setRequestHeader(name, value)
   {
-    debug('xhr:headers')(`set header ${name}=${value}`);
+    this.#debug('xhr:headers')(`set header ${name}=${value}`);
     if (this.#state !== XMLHttpRequest.OPENED)
       throw new DOMException('setRequestHeader can only be called when state is OPEN', 'InvalidStateError');
     if (this.#sendFlag)
@@ -252,7 +280,7 @@ class XMLHttpRequest extends XMLHttpRequestEventTarget
    */
   send(body = null)
   {
-    debug('xhr:send')(`sending; body length=${body?.length}`);
+    this.#debug('xhr:send')(`sending; body length=${body?.length} «${body ? trunc(body, 100) : ''}»`);
     if (this.#state !== XMLHttpRequest.OPENED) // step 1
       throw new DOMException('connection must be opened before send() is called', 'InvalidStateError');
     if (this.#sendFlag) // step 2
@@ -285,7 +313,7 @@ class XMLHttpRequest extends XMLHttpRequestEventTarget
       if (!originalAuthorContentType && extractedContentType)
         this.#requestHeaders['content-type'] = extractedContentType;
     }
-    debug('xhr:send')(`content-type=${this.#requestHeaders['content-type']}`);
+    this.#debug('xhr:send')(`content-type=${this.#requestHeaders['content-type']}`);
 
     // step 5
     if (this.#uploadObject._hasAnyListeners())
@@ -310,7 +338,7 @@ class XMLHttpRequest extends XMLHttpRequestEventTarget
    */
   #sendAsync()
   {
-    debug('xhr:send')('sending in async mode');
+    this.#debug('xhr:send')('sending in async mode');
     this.dispatchEvent(new ProgressEvent('loadstart', { loaded:0, total:0 })); // step 11.1
     
     let requestBodyTransmitted = 0; // step 11.2
@@ -343,7 +371,7 @@ class XMLHttpRequest extends XMLHttpRequestEventTarget
     let responseLength = 0;
     const processResponse = (response) =>
     {
-      debug('xhr:response')(`response headers ----\n${response.getAllResponseHeaders()}`);
+      this.#debug('xhr:response')(`response headers ----\n${response.getAllResponseHeaders()}`);
       this.#response = response; // step 11.9.1
       this.#state = XMLHttpRequest.HEADERS_RECEIVED; // step 11.9.4
       this.dispatchEvent(new Event('readystatechange')); // step 11.9.5
@@ -354,7 +382,7 @@ class XMLHttpRequest extends XMLHttpRequestEventTarget
 
     const processBodyChunk = (/** @type {Uint8Array} */ bytes) =>
     {
-      debug('xhr:response')(`recv chunk, ${bytes.length} bytes (${trunc(bytes, 100)})`);
+      this.#debug('xhr:response')(`recv chunk, ${bytes.length} bytes «${trunc(bytes, 100)}»`);
       this.#receivedBytes.push(bytes);
       if (this.#state === XMLHttpRequest.HEADERS_RECEIVED)
         this.#state = XMLHttpRequest.LOADING;
@@ -367,7 +395,7 @@ class XMLHttpRequest extends XMLHttpRequestEventTarget
      */
     const processEndOfBody = () =>
     {
-      debug('xhr:response')(`end of body, received ${this.#receivedLength} bytes`);
+      this.#debug('xhr:response')(`end of body, received ${this.#receivedLength} bytes`);
       const transmitted = this.#receivedLength; // step 3
       const length = responseLength || 0; // step 4
 
@@ -380,8 +408,8 @@ class XMLHttpRequest extends XMLHttpRequestEventTarget
         this.dispatchEvent(new ProgressEvent(eventType, { loaded:transmitted, total:length }));
     };
 
-    debug('xhr:send')(`${this.#requestMethod} ${this.#requestURL.href}`);
-    debug('xhr:headers')('headers=' + Object.entries(this.#requestHeaders));
+    this.#debug('xhr:send')(`${this.#requestMethod} ${this.#requestURL.href}`);
+    this.#debug('xhr:headers')('headers=' + Object.entries(this.#requestHeaders));
 
     // send() step 6
     request(
@@ -397,6 +425,7 @@ class XMLHttpRequest extends XMLHttpRequestEventTarget
       processEndOfBody,
       () => (this.#timedOutFlag = true), // onTimeoutError
       () => (this.#response = null /* network error */), // onNetworkError
+      this.#debug.bind(this),
     ).catch((e) => this.#handleErrors(e));
   }
 
diff --git a/src/PyObjectProxyHandler.cc b/src/PyObjectProxyHandler.cc
index 565e6122..63e77dd2 100644
--- a/src/PyObjectProxyHandler.cc
+++ b/src/PyObjectProxyHandler.cc
@@ -44,8 +44,9 @@ bool PyObjectProxyHandler::handleGetOwnPropertyDescriptor(JSContext *cx, JS::Han
   JS::MutableHandle<mozilla::Maybe<JS::PropertyDescriptor>> desc, PyObject *item) {
   // see if we're calling a function
   if (id.isString()) {
-    JS::RootedString idString(cx, id.toString());
-    const char *methodName = JS_EncodeStringToUTF8(cx, idString).get();
+    JS::UniqueChars idString = JS_EncodeStringToUTF8(cx, JS::RootedString(cx, id.toString()));
+    const char *methodName = idString.get();
+
     if (!strcmp(methodName, "toString") || !strcmp(methodName, "toLocaleString") || !strcmp(methodName, "valueOf")) {
       JS::RootedObject objectPrototype(cx);
       if (!JS_GetClassPrototype(cx, JSProto_Object, &objectPrototype)) {
diff --git a/src/modules/pythonmonkey/pythonmonkey.cc b/src/modules/pythonmonkey/pythonmonkey.cc
index e1610a27..36a15d20 100644
--- a/src/modules/pythonmonkey/pythonmonkey.cc
+++ b/src/modules/pythonmonkey/pythonmonkey.cc
@@ -48,25 +48,39 @@
 
 JS::PersistentRootedObject jsFunctionRegistry;
 
+/**
+ * @brief During a GC, string buffers may have moved, so we need to re-point our JSStringProxies
+ * The char buffer pointer obtained by previous `JS::Get{Latin1,TwoByte}LinearStringChars` calls remains valid only as long as no GC occurs.
+ */
+void updateCharBufferPointers() {
+  if (_Py_IsFinalizing()) {
+    return; // do not move char pointers around if python is finalizing
+  }
+
+  JS::AutoCheckCannotGC nogc;
+  for (const JSStringProxy *jsStringProxy: jsStringProxies) {
+    JSLinearString *str = JS_ASSERT_STRING_IS_LINEAR(jsStringProxy->jsString->toString());
+    void *updatedCharBufPtr; // pointer to the moved char buffer after a GC
+    if (JS::LinearStringHasLatin1Chars(str)) {
+      updatedCharBufPtr = (void *)JS::GetLatin1LinearStringChars(nogc, str);
+    } else { // utf16 / ucs2 string
+      updatedCharBufPtr = (void *)JS::GetTwoByteLinearStringChars(nogc, str);
+    }
+    ((PyUnicodeObject *)(jsStringProxy))->data.any = updatedCharBufPtr;
+  }
+}
+
 void pythonmonkeyGCCallback(JSContext *cx, JSGCStatus status, JS::GCReason reason, void *data) {
   if (status == JSGCStatus::JSGC_END) {
     JS::ClearKeptObjects(GLOBAL_CX);
     while (JOB_QUEUE->runFinalizationRegistryCallbacks(GLOBAL_CX));
+    updateCharBufferPointers();
+  }
+}
 
-    if (_Py_IsFinalizing()) {
-      return; // do not move char pointers around if python is finalizing
-    }
-
-    JS::AutoCheckCannotGC nogc;
-    for (const JSStringProxy *jsStringProxy: jsStringProxies) { // char buffers may have moved, so we need to re-point our JSStringProxies
-      JSLinearString *str = (JSLinearString *)(jsStringProxy->jsString->toString()); // jsString is guaranteed to be linear
-      if (JS::LinearStringHasLatin1Chars(str)) {
-        (((PyUnicodeObject *)(jsStringProxy))->data.any) = (void *)JS::GetLatin1LinearStringChars(nogc, str);
-      }
-      else { // utf16 / ucs2 string
-        (((PyUnicodeObject *)(jsStringProxy))->data.any) = (void *)JS::GetTwoByteLinearStringChars(nogc, str);
-      }
-    }
+void nurseryCollectionCallback(JSContext *cx, JS::GCNurseryProgress progress, JS::GCReason reason, void *data) {
+  if (progress == JS::GCNurseryProgress::GC_NURSERY_COLLECTION_END) {
+    updateCharBufferPointers();
   }
 }
 
@@ -565,6 +579,7 @@ PyMODINIT_FUNC PyInit_pythonmonkey(void)
   JS_SetGCParameter(GLOBAL_CX, JSGC_MAX_BYTES, (uint32_t)-1);
 
   JS_SetGCCallback(GLOBAL_CX, pythonmonkeyGCCallback, NULL);
+  JS::AddGCNurseryCollectionCallback(GLOBAL_CX, nurseryCollectionCallback, NULL);
 
   JS::RealmCreationOptions creationOptions = JS::RealmCreationOptions();
   JS::RealmBehaviors behaviours = JS::RealmBehaviors();