diff --git a/modules/dgn-chatops/.envrc b/modules/dgn-chatops/.envrc
new file mode 100644
index 0000000..1d953f4
--- /dev/null
+++ b/modules/dgn-chatops/.envrc
@@ -0,0 +1 @@
+use nix
diff --git a/modules/dgn-chatops/default.nix b/modules/dgn-chatops/default.nix
index 2e86d47..d3b030d 100644
--- a/modules/dgn-chatops/default.nix
+++ b/modules/dgn-chatops/default.nix
@@ -43,7 +43,12 @@ let
   python3 = pkgs.python311;
   python3Pkgs = python3.pkgs;
   ircrobots = python3Pkgs.callPackage ./ircrobots.nix { };
-  ps = python3Pkgs.makePythonPath [ ircrobots ];
+  tortoise-orm = python3Pkgs.callPackage ./tortoise-orm.nix { };
+  ps = python3Pkgs.makePythonPath [
+    ircrobots
+    tortoise-orm
+    python3Pkgs.aiohttp
+  ];
 in
 {
   options.dgn-chatops = {
diff --git a/modules/dgn-chatops/pypika-tortoise.nix b/modules/dgn-chatops/pypika-tortoise.nix
new file mode 100644
index 0000000..1982f5b
--- /dev/null
+++ b/modules/dgn-chatops/pypika-tortoise.nix
@@ -0,0 +1,31 @@
+{
+  lib,
+  buildPythonPackage,
+  fetchFromGitHub,
+  poetry-core,
+}:
+
+buildPythonPackage rec {
+  pname = "pypika-tortoise";
+  version = "0.1.6";
+  pyproject = true;
+
+  src = fetchFromGitHub {
+    owner = "tortoise";
+    repo = "pypika-tortoise";
+    rev = "v${version}";
+    hash = "sha256-xx5FUMHh6413fsvwrEA+Q0tBmJWy00h5O6YijvrJyCE=";
+  };
+
+  build-system = [ poetry-core ];
+
+  pythonImportsCheck = [ "pypika" ];
+
+  meta = {
+    description = "";
+    homepage = "https://github.com/tortoise/pypika-tortoise";
+    changelog = "https://github.com/tortoise/pypika-tortoise/blob/${src.rev}/CHANGELOG.md";
+    license = lib.licenses.asl20;
+    maintainers = with lib.maintainers; [ raitobezarius ];
+  };
+}
diff --git a/modules/dgn-chatops/pyproject.toml b/modules/dgn-chatops/pyproject.toml
new file mode 100644
index 0000000..84c8c15
--- /dev/null
+++ b/modules/dgn-chatops/pyproject.toml
@@ -0,0 +1,20 @@
+[build-system]
+requires = ["hatchling"]
+build-backend = "hatchling.build"
+
+[project]
+name = "takumi"
+version = "1.0.0"
+authors = [
+  { name = "Ryan Lahfa", email = "ryan@dgnum.eu" },
+]
+description = "Fully automatic day-to-day operations at DGNum"
+requires-python = ">=3.11"
+classifiers = [
+    "Programming Language :: Python :: 3",
+    "Operating System :: OS Independent",
+]
+
+[project.urls]
+Homepage = "https://git.dgnum.eu/DGNum/infrastructure"
+Issues = "https://git.dgnum.eu/DGNum/infrastructure/issues"
diff --git a/modules/dgn-chatops/shell.nix b/modules/dgn-chatops/shell.nix
new file mode 100644
index 0000000..cf74478
--- /dev/null
+++ b/modules/dgn-chatops/shell.nix
@@ -0,0 +1,29 @@
+{
+  pkgs ? import <nixpkgs> { },
+  python3 ? pkgs.python3,
+}:
+let
+  takumi = python3.pkgs.buildPythonPackage rec {
+    pname = "takumi";
+    version = "1.0.0";
+    pyproject = true;
+
+    src = ./.;
+
+    build-system = [ python3.pkgs.hatchling ];
+
+    dependencies = [
+      (python3.pkgs.callPackage ./ircrobots.nix { })
+      (python3.pkgs.callPackage ./tortoise-orm.nix { })
+      python3.pkgs.aiohttp
+    ];
+
+    postInstall = ''
+      mkdir -p $out/bin
+      cp -v takumi.py $out/bin/takumi.py
+      chmod +x $out/bin/takumi.py
+      wrapProgram $out/bin/takumi.py --prefix PYTHONPATH : "$PYTHONPATH"
+    '';
+  };
+in
+pkgs.mkShell { packages = [ takumi ]; }
diff --git a/modules/dgn-chatops/takumi.py b/modules/dgn-chatops/takumi.py
index 4959517..3efd8a3 100644
--- a/modules/dgn-chatops/takumi.py
+++ b/modules/dgn-chatops/takumi.py
@@ -1,20 +1,106 @@
+#!/usr/bin/env python3
 import asyncio
 
-from irctokens import build, Line
-from ircrobots import Bot as BaseBot
-from ircrobots import Server as BaseServer
-from ircrobots import ConnectionParams
+from irctokens.line import build, Line
+from ircrobots.bot import Bot as BaseBot
+from ircrobots.server import Server as BaseServer
+from ircrobots.params import ConnectionParams
+
+import aiohttp
+
+BRIDGE_NICKNAME = "hermes"
 
 SERVERS = [
     ("dgnum", "irc.dgnum.eu")
 ]
 
+TEAMS = {
+    "fai": ("tomate", "elias", "JeMaGius", "Luj", "catvayor", "Raito"),
+    "marketing": ("cst1", "elias"),
+    "bureau": ("Raito", "JeMaGius", "Luj", "gdd")
+}
+
+# times format is 0700-29092024
+TRIGGER = '!'
+async def create_meet(title: str, times: list[str], timezone: str = "UTC") -> str:
+    async with aiohttp.ClientSession() as session:
+        payload = {
+            'name': title,
+            'times': times,
+            'timezone': timezone
+        }
+        async with session.post('https://api.meet.dgnum.eu/event', json=payload) as response:
+            response.raise_for_status()
+            id = (await response.json()).get('id')
+            if not id:
+                raise RuntimeError('No ID attributed to a meet')
+            return f'https://meet.dgnum.eu/{id}'
+
+def expand_times(times: list[str]) -> list[str]:
+    expanded = []
+    # TODO: verify the date exist in the calendar
+    # TODO: verify that we don't write any duplicates.
+    for time in times:
+        if '-' not in time:
+            for i in range(7, 20):
+                expanded.append(f'{i:02}00-{time}')
+        else:
+            expanded.append(time)
+    return expanded
+
+def bridge_stripped(possible_command: str, origin_nick: str) -> str | None:
+    if origin_nick.lower() == BRIDGE_NICKNAME:
+        stripped_user = possible_command.split(':')[1].lstrip()
+        return stripped_user if stripped_user.startswith(TRIGGER) else None
+    else:
+        return possible_command if possible_command.startswith(TRIGGER) else None
+
 class Server(BaseServer):
+    def extract_valid_command(self, line: Line) -> str | None:
+        me = self.nickname_lower
+        if line.command == "PRIVMSG" and \
+                self.has_channel(line.params[0]) and \
+                line.hostmask is not None and \
+                self.casefold(line.hostmask.nickname) != me and \
+                self.has_user(line.hostmask.nickname):
+            return bridge_stripped(line.params[1], line.hostmask.nickname)
+
+
     async def line_read(self, line: Line):
         print(f"{self.name} < {line.format()}")
         if line.command == "001":
             print(f"connected to {self.isupport.network}")
             await self.send(build("JOIN", ["#dgnum-bridge-test"]))
+
+        # In case `!probe_meet <title> <team> <time_1> <time_2> … <time_N> [<timezone>]`
+        if (command := self.extract_valid_command(line)) is not None:
+            text = command.lstrip(TRIGGER)
+            if text.startswith('probe_meet'):
+                args = text.split(' ')
+                if len(args) < 4:
+                    await self.send(build("PRIVMSG", [line.params[0], "usage is !probe_meet <title> <team> <time_1> [<time_2> <time_3> … <time_N>] ; time is in [00-hour-]DDMMYYYY format."]))
+                    return
+
+                title, team = args[1], args[2]
+                print(f"creating meet '{title}' for team '{team}'")
+                try:
+                    times = expand_times(args[3:])
+                    link = await create_meet(title, times)
+                    if team not in TEAMS:
+                        await self.send(build("PRIVMSG", [line.params[0], f"team {team} does not exist"]))
+                        return
+
+                    targets = TEAMS[team]
+                    ping_mentions = ', '.join(targets)
+                    await self.send(build("PRIVMSG", [line.params[0], f'{ping_mentions} {link}']))
+                except ValueError as e:
+                    print(e)
+                    await self.send(build("PRIVMSG", [line.params[0], "time format is [00-hour-]DDMMYYYY, hour is optional, by default it's 07:00 to 19:00 in Europe/Paris timezone"]))
+                except aiohttp.ClientError as e:
+                    print(e)
+                    await self.send(build("PRIVMSG", [line.params[0], "failed to create the meet on meet.dgnum.eu, API error, check the logs"]))
+
+
     async def line_send(self, line: Line):
         print(f"{self.name} > {line.format()}")
 
diff --git a/modules/dgn-chatops/tortoise-orm.nix b/modules/dgn-chatops/tortoise-orm.nix
new file mode 100644
index 0000000..05c9580
--- /dev/null
+++ b/modules/dgn-chatops/tortoise-orm.nix
@@ -0,0 +1,71 @@
+{
+  lib,
+  buildPythonPackage,
+  fetchFromGitHub,
+  poetry-core,
+  aiosqlite,
+  iso8601,
+  callPackage,
+  pytz,
+  ciso8601,
+  orjson,
+  uvloop,
+  aiomysql,
+  asyncmy,
+  asyncpg,
+  psycopg,
+  pydantic,
+  pythonRelaxDepsHook,
+}:
+
+buildPythonPackage rec {
+  pname = "tortoise-orm";
+  version = "0.21.6";
+  pyproject = true;
+
+  src = fetchFromGitHub {
+    owner = "tortoise";
+    repo = "tortoise-orm";
+    rev = version;
+    hash = "sha256-Gu7MSJbPjaGUN6tmHwkmx7Bdy/+V1wZjmTCQrTDDPkw=";
+  };
+
+  buildInputs = [ pythonRelaxDepsHook ];
+
+  pythonRelaxDeps = [
+    "aiosqlite"
+    "iso8601"
+  ];
+
+  build-system = [ poetry-core ];
+
+  dependencies = [
+    aiosqlite
+    iso8601
+    pydantic
+    (callPackage ./pypika-tortoise.nix { })
+    pytz
+  ];
+
+  optional-dependencies = {
+    accel = [
+      ciso8601
+      orjson
+      uvloop
+    ];
+    aiomysql = [ aiomysql ];
+    asyncmy = [ asyncmy ];
+    asyncpg = [ asyncpg ];
+    psycopg = [ psycopg ];
+  };
+
+  pythonImportsCheck = [ "tortoise" ];
+
+  meta = {
+    description = "";
+    homepage = "https://github.com/tortoise/tortoise-orm";
+    changelog = "https://github.com/tortoise/tortoise-orm/blob/${src.rev}/CHANGELOG.rst";
+    license = lib.licenses.asl20;
+    maintainers = with lib.maintainers; [ raitobezarius ];
+  };
+}