diff --git a/.github/workflows/build_and_deploy.yml b/.github/workflows/build_and_deploy.yml
index 3d00af0..e29f05c 100644
--- a/.github/workflows/build_and_deploy.yml
+++ b/.github/workflows/build_and_deploy.yml
@@ -42,10 +42,18 @@ jobs:
     steps:
       - name: Trigger staging deployment
         run: |
-          curl --request POST \
-          --form token=${{ secrets.GITLAB_CI_TOKEN }} \
-          --form ref=main \
-          --form "variables[docker_image_tag]=latest" \
-          --form "variables[application_to_deploy]=albert-tchap" \
-          --form "variables[deployment_environment]=staging" \
-          "https://gitlab.com/api/v4/projects/58117805/trigger/pipeline"
\ No newline at end of file
+          RESPONSE="$(curl --request POST \
+            --form token=${{ secrets.GITLAB_CI_TOKEN }} \
+            --form ref=main \
+            --form 'variables[pipeline_name]=${{ github.event.repository.name }} - ${{ github.event.head_commit.message }}' \
+            --form 'variables[docker_image_tag]=latest' \
+            --form 'variables[application_to_deploy]=${{ github.event.repository.name }}' \
+            --form 'variables[deployment_environment]=staging' \
+            'https://gitlab.com/api/v4/projects/58117805/trigger/pipeline')"
+
+          if echo "$RESPONSE" | grep -q '"status":"created"'; then
+            echo $RESPONSE
+          else
+            echo $RESPONSE
+            exit 1
+          fi
diff --git a/app/bot.py b/app/bot.py
index 9cd1324..36a3414 100755
--- a/app/bot.py
+++ b/app/bot.py
@@ -45,8 +45,9 @@ def main():
     for i in range(n_tries):
         try:
             tchap_bot.run()
-        except Exception as err:
-            logger.error(f"Bot startup failed with error: {err}")
+        except Exception as e:
+            err = e
+            logger.error(f"Bot startup failed with error: {e}")
             time.sleep(3)
 
     if err:
diff --git a/app/bot_msg.py b/app/bot_msg.py
index 5609fd7..3a4f456 100755
--- a/app/bot_msg.py
+++ b/app/bot_msg.py
@@ -52,7 +52,7 @@ def help(model_url, model_short_name, cmds):
 
     def commands(cmds):
         msg = "Les commandes spéciales suivantes sont disponibles :\n\n"
-        msg += "- " + "\n- ".join(cmds)
+        msg += "- " + "\n- ".join(cmds) # type: ignore
         return msg
 
     def unknown_command(cmds_msg):
diff --git a/app/commands.py b/app/commands.py
index 0e2ff37..0d7decb 100755
--- a/app/commands.py
+++ b/app/commands.py
@@ -101,7 +101,7 @@ def _get_cmds(self, config: Config, verbose: bool = False) -> list[str]:
 # ================================================================================
 
 command_registry = CommandRegistry({}, set())
-user_configs = defaultdict(lambda: Config())
+user_configs: dict[str, Config] = defaultdict(lambda: Config())
 tiam = TchapIam(Config())
 
 
diff --git a/app/iam.py b/app/iam.py
index 7294697..a6abfac 100755
--- a/app/iam.py
+++ b/app/iam.py
@@ -3,12 +3,22 @@
 import re
 from collections import namedtuple
 from datetime import datetime, timedelta, timezone
-from urllib.parse import urlencode
 
 import aiohttp
 
 from bot_msg import AlbertMsg
 
+UserRecord = namedtuple(
+    "UserRecord",
+    ["id", "tchap_user", "status", "domain", "n_questions", "last_activity"],
+    defaults=(None,),  # default apply following the rightmost parameter first.
+)
+
+
+def to_record(_id: str, data: dict) -> UserRecord:
+    """Dict to a grist record"""
+    return UserRecord(**{"id": _id, **{k: v for k, v in data.items() if k in UserRecord._fields}})
+
 
 # from grist_api import GristDocAPI => is not async
 class AsyncGristDocAPI:
@@ -33,7 +43,7 @@ async def _request(self, method, endpoint, json_data=None):
                 response.raise_for_status()
                 return await response.json()
 
-    async def fetch_table(self, table_id, filters=None) -> list[namedtuple]:
+    async def fetch_table(self, table_id, filters=None) -> list[UserRecord]:
         endpoint = f"/docs/{self.doc_id}/tables/{table_id}/records"
         data = {}
         if filters:
@@ -42,8 +52,7 @@ async def fetch_table(self, table_id, filters=None) -> list[namedtuple]:
 
         if not result["records"]:
             return []
-        Record = namedtuple("Record", ["id"] + list(result["records"][0]["fields"].keys()))
-        records = [Record(**{"id": r["id"], **r["fields"]}) for r in result["records"]]
+        records = [to_record(r["id"], r["fields"]) for r in result["records"]]
         return records
 
     async def add_records(self, table_id, records):
@@ -155,8 +164,16 @@ async def add_pending_user(self, config, username) -> bool:
             "tchap_user": username,
             "status": "pending",
             "domain": self.domain_from_sender(username),
+            "n_questions": 0,
         }
-        await self.iam_client.add_records(self.users_table_name, [record])
+        results = await self.iam_client.add_records(self.users_table_name, [record])
+
+        # Update the {not_allowed} table
+        records = [to_record(results["records"][0]["id"], record)]
+
+        for r in records:
+            self.users_not_allowed[r.tchap_user] = r
+
         return True
 
     async def increment_user_question(self, username, n=1, update_last_activity=True):
diff --git a/app/matrix_bot/callbacks.py b/app/matrix_bot/callbacks.py
index f1deacf..e0f8718 100755
--- a/app/matrix_bot/callbacks.py
+++ b/app/matrix_bot/callbacks.py
@@ -65,8 +65,8 @@ class Callbacks:
 
     def __init__(self, matrix_client: MatrixClient):
         self.matrix_client = matrix_client
-        self.startup = []
-        self.client_callback = []
+        self.startup: list = []
+        self.client_callback: list = []
 
     def register_on_custom_event(self, func, onEvent: Event, feature: dict):
         @properly_fail(self.matrix_client)
diff --git a/app/matrix_bot/eventparser.py b/app/matrix_bot/eventparser.py
index 97a8e21..733fcbb 100755
--- a/app/matrix_bot/eventparser.py
+++ b/app/matrix_bot/eventparser.py
@@ -75,7 +75,7 @@ def only_on_join(self) -> None:
         if not self.event.source.get("content", {}).get("membership") == "invite":
             raise EventNotConcerned
 
-    def is_command(self):
+    def is_command(self, *args) -> bool:
         return False
 
 
@@ -110,29 +110,9 @@ def parse_command(self, commands: str | list[str], prefix: str, command_name: st
         self.command = command
 
     def is_command(self, prefix: str) -> bool:
-        return self.event.body.strip().startswith(prefix)
+        text = self.event.body.strip()
+        return text.startswith(prefix) and len(text) > 1
 
     def get_command(self) -> list[str] | None:
         return self.command
 
-    # @deprecated: Not used/tested
-    async def hl(self, consider_hl_when_direct_message=True) -> str:
-        """
-        if the event is a hl (highlight, i.e begins with the name of the bot),
-        returns the text after the hl. Raise EventNotConcerned otherwise
-
-        :param consider_hl_when_direct_message: if True, consider a direct message as an highlight.
-        :return: the text after the highlight
-        :raise EventNotConcerned: if the current event is not concerned by the command.
-        """
-        display_name = await self.matrix_client.get_display_name()
-        if consider_hl_when_direct_message and self.room_is_direct_message():
-            return self.get_command_line(
-                "",
-                prefix="",
-                body=self.event.body.removeprefix(display_name).removeprefix(": "),
-                command_name="mention",
-            )
-        return self.get_command_line(display_name, prefix="", command_name="mention").removeprefix(
-            ": "
-        )
diff --git a/app/tchap_utils.py b/app/tchap_utils.py
index 7c9fb88..896dbc6 100755
--- a/app/tchap_utils.py
+++ b/app/tchap_utils.py
@@ -38,7 +38,7 @@ async def get_thread_messages(
     event = ep.event
 
     # Build the conversation thread
-    messages = []
+    messages: list = []
     i = 0
     while isa_reply_to(event) and i < max_rewind:
         messages.insert(0, event)
@@ -67,7 +67,7 @@ async def get_previous_messages(
         direction=MessageDirection.back,
         message_filter={"types": ["m.room.message", "m.room.encrypted"]},
     )
-    messages = []
+    messages: list = []
     decr = 0
     for i, event in enumerate(roommessages.chunk):
         body = event.source["content"]["body"].strip()
diff --git a/scripts/send_msg_to_errors.py b/scripts/send_msg_to_errors.py
index 41e2d82..3466826 100755
--- a/scripts/send_msg_to_errors.py
+++ b/scripts/send_msg_to_errors.py
@@ -9,10 +9,10 @@
 config = {
     "server": os.getenv("MATRIX_HOME_SERVER"),
     "username": os.getenv("MATRIX_BOT_USERNAME"),
-    "password": os.getence("MATRIX_BOT_PASSWORD"),
-    "errors_room_id": os.getence("ERRORS_ROOM_ID"),
+    "password": os.getenv("MATRIX_BOT_PASSWORD"),
+    "errors_room_id": os.getenv("ERRORS_ROOM_ID"),
 }
-Config = namedtuple("Config", config.keys())
+Config = namedtuple("Config", list(config.keys()))
 config = Config(**config)
 
 message = "Hi, this is a test."