diff --git a/.github/workflows/release.yaml b/.github/workflows/release.yaml
new file mode 100644
index 0000000..4a82287
--- /dev/null
+++ b/.github/workflows/release.yaml
@@ -0,0 +1,143 @@
+name: release
+
+on:
+  push:
+    tags:
+      - "[0-9]+.[0-9]+.[0-9]+"
+      - "[0-9]+.[0-9]+.[0-9]+a[0-9]+"
+      - "[0-9]+.[0-9]+.[0-9]+b[0-9]+"
+      - "[0-9]+.[0-9]+.[0-9]+rc[0-9]+"
+
+env:
+  PACKAGE_NAME: "mcontact"
+  OWNER: "pdxlocations"
+
+jobs:
+  details:
+    runs-on: ubuntu-latest
+    outputs:
+      new_version: ${{ steps.release.outputs.new_version }}
+      suffix: ${{ steps.release.outputs.suffix }}
+      tag_name: ${{ steps.release.outputs.tag_name }}
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Extract tag and Details
+        id: release
+        run: |
+          if [ "${{ github.ref_type }}" = "tag" ]; then
+            TAG_NAME=${GITHUB_REF#refs/tags/}
+            NEW_VERSION=$(echo $TAG_NAME | awk -F'-' '{print $1}')
+            SUFFIX=$(echo $TAG_NAME | grep -oP '[a-z]+[0-9]+' || echo "")
+            echo "new_version=$NEW_VERSION" >> "$GITHUB_OUTPUT"
+            echo "suffix=$SUFFIX" >> "$GITHUB_OUTPUT"
+            echo "tag_name=$TAG_NAME" >> "$GITHUB_OUTPUT"
+            echo "Version is $NEW_VERSION"
+            echo "Suffix is $SUFFIX"
+            echo "Tag name is $TAG_NAME"
+          else
+            echo "No tag found"
+            exit 1
+          fi
+
+  check_pypi:
+    needs: details
+    runs-on: ubuntu-latest
+    steps:
+      - name: Fetch information from PyPI
+        run: |
+          response=$(curl -s https://pypi.org/pypi/${{ env.PACKAGE_NAME }}/json || echo "{}")
+          latest_previous_version=$(echo $response | jq --raw-output "select(.releases != null) | .releases | keys_unsorted | last")
+          if [ -z "$latest_previous_version" ]; then
+            echo "Package not found on PyPI."
+            latest_previous_version="0.0.0"
+          fi
+          echo "Latest version on PyPI: $latest_previous_version"
+          echo "latest_previous_version=$latest_previous_version" >> $GITHUB_ENV
+
+      - name: Compare versions and exit if not newer
+        run: |
+          NEW_VERSION=${{ needs.details.outputs.new_version }}
+          LATEST_VERSION=$latest_previous_version
+          if [ "$(printf '%s\n' "$LATEST_VERSION" "$NEW_VERSION" | sort -rV | head -n 1)" != "$NEW_VERSION" ] || [ "$NEW_VERSION" == "$LATEST_VERSION" ]; then
+            echo "The new version $NEW_VERSION is not greater than the latest version $LATEST_VERSION on PyPI."
+            exit 1
+          else
+            echo "The new version $NEW_VERSION is greater than the latest version $LATEST_VERSION on PyPI."
+          fi
+
+  setup_and_build:
+    needs: [details, check_pypi]
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Set up Python
+        uses: actions/setup-python@v4
+        with:
+          python-version: "3.12"
+
+      - name: Install Poetry
+        run: |
+          curl -sSL https://install.python-poetry.org | python3 -
+          echo "$HOME/.local/bin" >> $GITHUB_PATH
+
+      - name: Set project version with Poetry
+        run: |
+          poetry version ${{ needs.details.outputs.new_version }}
+
+      - name: Install dependencies
+        run: poetry install --sync --no-interaction
+
+      - name: Build source and wheel distribution
+        run: |
+          poetry build
+
+      - name: Upload artifacts
+        uses: actions/upload-artifact@v3
+        with:
+          name: dist
+          path: dist/
+
+  pypi_publish:
+    name: Upload release to PyPI
+    needs: [setup_and_build, details]
+    runs-on: ubuntu-latest
+    environment:
+      name: release
+    permissions:
+      id-token: write
+    steps:
+      - name: Download artifacts
+        uses: actions/download-artifact@v3
+        with:
+          name: dist
+          path: dist/
+
+      - name: Publish distribution to PyPI
+        uses: pypa/gh-action-pypi-publish@release/v1
+
+  github_release:
+    name: Create GitHub Release
+    needs: [setup_and_build, details]
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+    steps:
+      - name: Checkout Code
+        uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+
+      - name: Download artifacts
+        uses: actions/download-artifact@v3
+        with:
+          name: dist
+          path: dist/
+
+      - name: Create GitHub Release
+        id: create_release
+        env:
+          GH_TOKEN: ${{ github.token }}
+        run: |
+          gh release create ${{ needs.details.outputs.tag_name }} dist/* --title ${{ needs.details.outputs.tag_name }} --generate-notes
diff --git a/mtcontact/message_handlers/tx_handler.py b/mtcontact/message_handlers/tx_handler.py
new file mode 100644
index 0000000..7fe9ed1
--- /dev/null
+++ b/mtcontact/message_handlers/tx_handler.py
@@ -0,0 +1,181 @@
+from datetime import datetime
+import google.protobuf.json_format
+from meshtastic import BROADCAST_NUM
+from meshtastic.protobuf import mesh_pb2, portnums_pb2
+
+from mcontact.utilities.db_handler import save_message_to_db, update_ack_nak, get_name_from_database, is_chat_archived, update_node_info_in_db
+import mcontact.ui.default_config as config
+import mcontact.globals as globals
+
+ack_naks = {}
+
+# Note "onAckNak" has special meaning to the API, thus the nonstandard naming convention
+# See https://github.com/meshtastic/python/blob/master/meshtastic/mesh_interface.py#L462
+def onAckNak(packet):
+    from mcontact.ui.curses_ui import draw_messages_window
+    request = packet['decoded']['requestId']
+    if(request not in ack_naks):
+        return
+
+    acknak = ack_naks.pop(request)
+    message = globals.all_messages[acknak['channel']][acknak['messageIndex']][1]
+
+    confirm_string = " "
+    ack_type = None
+    if(packet['decoded']['routing']['errorReason'] == "NONE"):
+        if(packet['from'] == globals.myNodeNum): # Ack "from" ourself means implicit ACK
+            confirm_string = config.ack_implicit_str
+            ack_type = "Implicit"
+        else:
+            confirm_string = config.ack_str
+            ack_type = "Ack"
+    else:
+        confirm_string = config.nak_str
+        ack_type = "Nak"
+
+    globals.all_messages[acknak['channel']][acknak['messageIndex']] = (config.sent_message_prefix + confirm_string + ": ", message)
+
+    update_ack_nak(acknak['channel'], acknak['timestamp'], message, ack_type)
+
+    channel_number = globals.channel_list.index(acknak['channel'])
+    if globals.channel_list[channel_number] == globals.channel_list[globals.selected_channel]:
+        draw_messages_window()
+
+def on_response_traceroute(packet):
+    """on response for trace route"""
+    from mcontact.ui.curses_ui import draw_channel_list, draw_messages_window, add_notification
+
+    refresh_channels = False
+    refresh_messages = False
+
+    UNK_SNR = -128 # Value representing unknown SNR
+
+    route_discovery = mesh_pb2.RouteDiscovery()
+    route_discovery.ParseFromString(packet["decoded"]["payload"])
+    msg_dict = google.protobuf.json_format.MessageToDict(route_discovery)
+
+    msg_str = "Traceroute to:\n"
+
+    route_str = get_name_from_database(packet["to"], 'short') or f"{packet['to']:08x}" # Start with destination of response
+
+    # SNR list should have one more entry than the route, as the final destination adds its SNR also
+    lenTowards = 0 if "route" not in msg_dict else len(msg_dict["route"])
+    snrTowardsValid = "snrTowards" in msg_dict and len(msg_dict["snrTowards"]) == lenTowards + 1
+    if lenTowards > 0: # Loop through hops in route and add SNR if available
+        for idx, node_num in enumerate(msg_dict["route"]):
+            route_str += " --> " + (get_name_from_database(node_num, 'short') or f"{node_num:08x}") \
+                     + " (" + (str(msg_dict["snrTowards"][idx] / 4) if snrTowardsValid and msg_dict["snrTowards"][idx] != UNK_SNR else "?") + "dB)"
+
+    # End with origin of response
+    route_str += " --> " + (get_name_from_database(packet["from"], 'short') or f"{packet['from']:08x}") \
+             + " (" + (str(msg_dict["snrTowards"][-1] / 4) if snrTowardsValid and msg_dict["snrTowards"][-1] != UNK_SNR else "?") + "dB)"
+
+    msg_str += route_str + "\n" # Print the route towards destination
+
+    # Only if hopStart is set and there is an SNR entry (for the origin) it's valid, even though route might be empty (direct connection)
+    lenBack = 0 if "routeBack" not in msg_dict else len(msg_dict["routeBack"])
+    backValid = "hopStart" in packet and "snrBack" in msg_dict and len(msg_dict["snrBack"]) == lenBack + 1
+    if backValid:
+        msg_str += "Back:\n"
+        route_str = get_name_from_database(packet["from"], 'short') or f"{packet['from']:08x}" # Start with origin of response
+
+        if lenBack > 0: # Loop through hops in routeBack and add SNR if available
+            for idx, node_num in enumerate(msg_dict["routeBack"]):
+                route_str += " --> " + (get_name_from_database(node_num, 'short') or f"{node_num:08x}") \
+                         + " (" + (str(msg_dict["snrBack"][idx] / 4) if msg_dict["snrBack"][idx] != UNK_SNR else "?") + "dB)"
+
+        # End with destination of response (us)
+        route_str += " --> " + (get_name_from_database(packet["to"], 'short') or f"{packet['to']:08x}") \
+                 + " (" + (str(msg_dict["snrBack"][-1] / 4) if msg_dict["snrBack"][-1] != UNK_SNR else "?") + "dB)"
+
+        msg_str += route_str + "\n" # Print the route back to us
+
+    if(packet['from'] not in globals.channel_list):
+        globals.channel_list.append(packet['from'])
+        refresh_channels = True
+
+    if(is_chat_archived(packet['from'])):
+        update_node_info_in_db(packet['from'], chat_archived=False)
+
+    channel_number = globals.channel_list.index(packet['from'])
+
+    if globals.channel_list[channel_number] == globals.channel_list[globals.selected_channel]:
+        refresh_messages = True
+    else:
+        add_notification(channel_number)
+        refresh_channels = True
+
+    message_from_string = get_name_from_database(packet['from'], type='short') + ":\n"
+
+    if globals.channel_list[channel_number] not in globals.all_messages:
+        globals.all_messages[globals.channel_list[channel_number]] = []
+    globals.all_messages[globals.channel_list[channel_number]].append((f"{config.message_prefix} {message_from_string}", msg_str))
+
+    if refresh_channels:
+        draw_channel_list()
+    if refresh_messages:
+        draw_messages_window(True)
+    save_message_to_db(globals.channel_list[channel_number], packet['from'], msg_str)
+
+
+def send_message(message, destination=BROADCAST_NUM, channel=0):
+    myid = globals.myNodeNum
+    send_on_channel = 0
+    channel_id = globals.channel_list[channel]
+    if isinstance(channel_id, int):
+        send_on_channel = 0
+        destination = channel_id
+    elif isinstance(channel_id, str):
+        send_on_channel = channel
+
+    sent_message_data = globals.interface.sendText(
+        text=message,
+        destinationId=destination,
+        wantAck=True,
+        wantResponse=False,
+        onResponse=onAckNak,
+        channelIndex=send_on_channel,
+    )
+
+    # Add sent message to the messages dictionary
+    if channel_id not in globals.all_messages:
+        globals.all_messages[channel_id] = []
+
+    # Handle timestamp logic
+    current_timestamp = int(datetime.now().timestamp())  # Get current timestamp
+    current_hour = datetime.fromtimestamp(current_timestamp).strftime('%Y-%m-%d %H:00')
+
+    # Retrieve the last timestamp if available
+    channel_messages = globals.all_messages[channel_id]
+    if channel_messages:
+        # Check the last entry for a timestamp
+        for entry in reversed(channel_messages):
+            if entry[0].startswith("--"):
+                last_hour = entry[0].strip("- ").strip()
+                break
+        else:
+            last_hour = None
+    else:
+        last_hour = None
+
+    # Add a new timestamp if it's a new hour
+    if last_hour != current_hour:
+        globals.all_messages[channel_id].append((f"-- {current_hour} --", ""))
+
+    globals.all_messages[channel_id].append((config.sent_message_prefix + config.ack_unknown_str + ": ", message))
+
+    timestamp = save_message_to_db(channel_id, myid, message)
+
+    ack_naks[sent_message_data.id] = {'channel': channel_id, 'messageIndex': len(globals.all_messages[channel_id]) - 1, 'timestamp': timestamp}
+
+def send_traceroute():
+    r = mesh_pb2.RouteDiscovery()
+    globals.interface.sendData(
+        r,
+        destinationId=globals.node_list[globals.selected_node],
+        portNum=portnums_pb2.PortNum.TRACEROUTE_APP,
+        wantResponse=True,
+        onResponse=on_response_traceroute,
+        channelIndex=0,
+        hopLimit=3,
+    )