diff --git a/backend/windmill-api/src/jobs.rs b/backend/windmill-api/src/jobs.rs
index e8a6848b6f..4df7054988 100644
--- a/backend/windmill-api/src/jobs.rs
+++ b/backend/windmill-api/src/jobs.rs
@@ -5539,7 +5539,7 @@ pub async fn slack_app_callback_handler(
     let action_value = payload.actions[0].value.clone();
     let response_url = payload.response_url;
 
-    let re = Regex::new(r"/api/w/(?P<w_id>[^/]+)/jobs_u/(?P<action>[^/]+)/(?P<job_id>[^/]+)/(?P<resume_id>[^/]+)/(?P<secret>[^/]+)\?approver=(?P<approver>[^&]+)").unwrap();
+    let re = Regex::new(r"/api/w/(?P<w_id>[^/]+)/jobs_u/(?P<action>resume|cancel)/(?P<job_id>[^/]+)/(?P<resume_id>[^/]+)/(?P<secret>[a-fA-F0-9]+)(?:\?approver=(?P<approver>[^&]+))?").unwrap();
 
     if let Some(captures) = re.captures(&action_value) {
         let w_id = captures.name("w_id").map_or("", |m| m.as_str());
@@ -5664,7 +5664,7 @@ pub async fn request_slack_approval(
     let message_str = message.message.as_deref().unwrap_or("A flow is waiting for approval");
 
     if let Some(resume_schema) = schema {
-        let hide_cancel = resume_schema.hide_cancel.unwrap_or(false); // Default to false if None
+        let hide_cancel = resume_schema.hide_cancel.unwrap_or(false);
 
         let schema_obj = match resume_schema.resume_form {
             Some(schema) => schema,
diff --git a/python-client/build.sh b/python-client/build.sh
index 90195376e2..6c9a723606 100755
--- a/python-client/build.sh
+++ b/python-client/build.sh
@@ -6,7 +6,13 @@ cp  ../backend/windmill-api/openapi.yaml openapi/openapi.yaml
 
 npx @redocly/openapi-cli@latest bundle openapi/openapi.yaml > openapi-bundled.yaml
 
-sed -z 's/FlowModuleValue:/FlowModuleValue2:/' openapi-bundled.yaml  > openapi-decycled.yaml
+if [[ "$OSTYPE" == "darwin"* ]]; then
+    # sed -z is not supported on macOS, use perl instead
+    perl -0777 -pe 's/FlowModuleValue:/FlowModuleValue2:/g' openapi-bundled.yaml > openapi-decycled.yaml
+else
+    sed -z 's/FlowModuleValue:/FlowModuleValue2:/' openapi-bundled.yaml > openapi-decycled.yaml
+fi
+
 echo "    FlowModuleValue: {}" >> openapi-decycled.yaml
 npx @redocly/openapi-cli@latest bundle openapi-decycled.yaml --ext json -d > openapi-deref.json
 
@@ -20,9 +26,19 @@ rm -rf openapi/
 rm openapi*
 
 cp LICENSE windmill-api/
-sed -i '5 i license = "Apache-2.0"' windmill-api/pyproject.toml
 
-sed -i 's/authors = \[\]/authors = \["Ruben Fiszel <ruben@windmill.dev>"\]/g' windmill-api/pyproject.toml
+# Check if running on macOS
+if [[ "$OSTYPE" == "darwin"* ]]; then
+    # macOS version
+    sed -i '' '5 i\
+license = "Apache-2.0"' windmill-api/pyproject.toml
+    sed -i '' 's/authors = \[\]/\nauthors = \["Ruben Fiszel <ruben@windmill.dev>"\]/g' windmill-api/pyproject.toml
+else
+    # Linux version
+    sed -i '5 i license = "Apache-2.0"' windmill-api/pyproject.toml
+
+    sed -i 's/authors = \[\]/authors = \["Ruben Fiszel <ruben@windmill.dev>"\]/g' windmill-api/pyproject.toml
+fi
 
 echo "# Autogenerated Windmill OpenApi Client" >> windmill-api/README.md.tmp
 echo "This is the raw autogenerated api client. You are most likely more interested \
@@ -33,8 +49,7 @@ user friendly experience. We use \
 
 echo "" >> windmill-api/README.md.tmp
 
-
-head -n -13 windmill-api/README.md >> windmill-api/README.md.tmp
+tail -r windmill-api/README.md | tail -n +14 | tail -r >> windmill-api/README.md.tmp
 mv windmill-api/README.md.tmp windmill-api/README.md
 
 cd windmill-api && poetry build
diff --git a/python-client/dev.nu b/python-client/dev.nu
index 52d68a7bec..11b92503de 100755
--- a/python-client/dev.nu
+++ b/python-client/dev.nu
@@ -1,6 +1,6 @@
 #! /usr/bin/env nu
 
-let cache = "/tmp/windmill/cache/pip/" 
+let cache = "/tmp/windmill/cache/python_311/"
 
 # Clean cache
 def "main clean" [] {
@@ -42,7 +42,7 @@ def main [
 		rm -rf ($cache ++ wmill*/wmill/*)
 
 		# Copy files from local ./dist to every wm-client version in cache
-		ls /tmp/windmill/cache/pip/wmill*	| each {
+		ls /tmp/windmill/cache/python_311/wmill*	| each {
 				|i| 
 
 				let path = $i | get name; 
diff --git a/python-client/wmill/pyproject.toml b/python-client/wmill/pyproject.toml
index 99e1f351b1..3472fe410e 100644
--- a/python-client/wmill/pyproject.toml
+++ b/python-client/wmill/pyproject.toml
@@ -17,6 +17,7 @@ include = ["wmill/py.typed"]
 [tool.poetry.dependencies]
 python = "^3.7"
 httpx = ">=0.24"
+slack-sdk = "^3.33.5"
 
 [build-system]
 requires = ["poetry>=1.0.2", "poetry-dynamic-versioning"]
diff --git a/python-client/wmill/wmill/client.py b/python-client/wmill/wmill/client.py
index c57e181a0f..884cde9ca7 100644
--- a/python-client/wmill/wmill/client.py
+++ b/python-client/wmill/wmill/client.py
@@ -16,6 +16,7 @@ import httpx
 
 from .s3_reader import S3BufferedReader, bytes_generator
 from .s3_types import Boto3ConnectionSettings, DuckDbConnectionSettings, PolarsConnectionSettings, S3Object
+from slack_sdk import WebClient
 
 _client: "Windmill | None" = None
 
@@ -623,6 +624,48 @@ class Windmill:
             params={"approver": approver},
         ).json()
 
+    def request_interactive_slack_approval(
+        self,
+        slack_token: str,
+        channel: str,
+        message: str = None,
+        approver: str = None,
+    ) -> None:
+        """
+        Request interactive Slack approval
+        :param slack_token: Slack token
+        :param channel: Slack channel
+        :param message: Message to send to Slack
+        :param approver: Approver name
+        """
+        web = WebClient(slack_token)
+        nonce = random.randint(0, 4294967295)
+        workspace = self.workspace
+        flow_job_id = os.environ.get("WM_FLOW_JOB_ID")
+
+        if not flow_job_id:
+            raise Exception(
+                "You can't use 'request_interactive_slack_approval' function in a standalone script or flow step preview. Please use it in a flow or a flow preview."
+            )
+
+        # Only include non-empty parameters
+        params = {}
+        if message:
+            params["message"] = message
+        if approver:
+            params["approver"] = approver
+
+        blocks = self.get(
+            f"/w/{workspace}/jobs/slack_approval/{os.environ.get('WM_JOB_ID', 'NO_JOB_ID')}/{nonce}",
+            params=params,
+        ).json()
+
+        web.chat_postMessage(
+            channel=channel,
+            text=message,
+            blocks=blocks,
+        )
+
     def username_to_email(self, username: str) -> str:
         """
         Get email from workspace username
@@ -972,6 +1015,19 @@ def get_state_path() -> str:
 def get_resume_urls(approver: str = None) -> dict:
     return _client.get_resume_urls(approver)
 
+@init_global_client
+def request_interactive_slack_approval(
+    slack_token: str,
+    channel: str,
+    message: str = None,
+    approver: str = None,
+) -> dict:
+    return _client.request_interactive_slack_approval(
+        slack_token, 
+        channel,
+        message,
+        approver,
+    )
 
 @init_global_client
 def cancel_running() -> dict:
diff --git a/typescript-client/client.ts b/typescript-client/client.ts
index fa4e8ae70d..212ea8175a 100644
--- a/typescript-client/client.ts
+++ b/typescript-client/client.ts
@@ -873,15 +873,22 @@ export async function requestInteractiveSlackApproval({
     );
   }
 
+  // Only include non-empty parameters
+  const params: { approver?: string; message?: string } = {};
+  if (message) {
+    params.message = message;
+  }
+  if (approver) {
+    params.approver = approver;
+  }
+
   const blocks = await JobService.getSlackApprovalPayload({
     workspace,
     resumeId: nonce,
-    approver,
-    message,
+    ...params,
     id: getEnv("WM_JOB_ID") ?? "NO_JOB_ID",
   });
 
-  console.log("blocks", blocks);
   await web.chat.postMessage({
     channel,
     text: message,