diff --git a/.github/workflows/open-slack-channel.yaml b/.github/workflows/open-slack-channel.yaml
new file mode 100644
index 000000000000..d5a2c438c3fb
--- /dev/null
+++ b/.github/workflows/open-slack-channel.yaml
@@ -0,0 +1,110 @@
+name: Open Slack Channel
+on:
+  workflow_dispatch:
+    inputs:
+      channel_name:
+        description: Name of the public or private channel to create.
+        required: true
+        type: string
+      is_private:
+        description: Create a private channel instead of a public one.
+        required: false
+        type: boolean
+      members:
+        description: Add members manually to the channel.
+        type: array
+        required: false
+      port_context:
+        description: Details of the action and general port_context (blueprint, run ID, entity identifier from Port, etc...).
+        required: true
+
+jobs:
+  open-slack-channel:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Log Executing Request to Open Channel
+        uses: port-labs/port-github-action@v1
+        with:
+          clientId: ${{ secrets.PORT_CLIENT_ID }}
+          clientSecret: ${{ secrets.PORT_CLIENT_SECRET }}
+          baseUrl: https://api.getport.io
+          operation: PATCH_RUN
+          runId: ${{ fromJson(github.event.inputs.port_context).runId }}
+          logMessage: "About to create a conversation channel in slack..."
+
+      - name: Create Slack Channel
+        id: create_channel
+        env:
+          SLACK_TOKEN: ${{ secrets.BOT_USER_OAUTH_TOKEN }}
+        run: |
+          response=$(curl -s -X POST "https://slack.com/api/conversations.create" \
+            -H "Authorization: Bearer $SLACK_TOKEN" \
+            -H "Content-Type: application/json" \
+            --data "{\"name\": \"${{ github.event.inputs.channel_name }}\",\"is_private\": ${{ github.event.inputs.is_private }} }")
+
+          echo "API Response: $response"
+
+          if [[ "$(echo $response | jq -r '.ok')" == "true" ]]; then
+            channel_id=$(echo $response | jq -r '.channel.id')
+            echo "Channel ID: $channel_id"
+            echo "CHANNEL_ID=$channel_id" >> $GITHUB_ENV
+
+          else
+            echo "Failed to create Slack channel. Channel ID is null."
+            error=$(echo $response | jq -r '.error')
+            error_message="${error//_/ }"
+            echo "Error: $error_message"
+            echo "CREATE_CHANNEL_ERROR=$error_message" >> $GITHUB_ENV
+            exit 1
+          fi
+
+      - name: Log If Create Channel Request Fails
+        if: failure()
+        uses: port-labs/port-github-action@v1
+        with:
+          clientId: ${{ secrets.PORT_CLIENT_ID }}
+          clientSecret: ${{ secrets.PORT_CLIENT_SECRET }}
+          baseUrl: https://api.getport.io
+          operation: PATCH_RUN
+          runId: ${{ fromJson(github.event.inputs.port_context).runId }}
+          logMessage: "Failed to create slack channel: ${{env.CREATE_CHANNEL_ERROR}} ❌"
+
+      - name: Log If Create Channel Request is Successful
+        uses: port-labs/port-github-action@v1
+        with:
+          clientId: ${{ secrets.PORT_CLIENT_ID }}
+          clientSecret: ${{ secrets.PORT_CLIENT_SECRET }}
+          baseUrl: https://api.getport.io
+          operation: PATCH_RUN
+          runId: ${{ fromJson(github.event.inputs.port_context).runId }}
+          logMessage: "Channel created successfully, channel Id: ${{env.CHANNEL_ID}} ✅"
+
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Add Members to Slack Channel
+        id: add_members
+        if: success()
+        env:
+          SLACK_TOKEN: ${{ secrets.BOT_USER_OAUTH_TOKEN }}
+          CHANNEL_ID: ${{env.CHANNEL_ID}}
+          CLIENT_ID: ${{ secrets.PORT_CLIENT_ID }}
+          CLIENT_SECRET: ${{ secrets.PORT_CLIENT_SECRET }}
+          RUN_ID: ${{ fromJson(github.event.inputs.port_context).runId }}
+          MEMBER_EMAILS: ${{ toJSON(github.event.inputs.members) }}
+        run: |
+          cd slack
+          chmod +x add-members-to-channel.sh
+          bash add-members-to-channel.sh "$SLACK_TOKEN" "$CHANNEL_ID" "$CLIENT_ID" "$CLIENT_SECRET" "$RUN_ID" "$MEMBER_EMAILS"
+
+      - name: Log Successful Action
+        if: steps.add_members.outcome == 'failure'
+        uses: port-labs/port-github-action@v1
+        with:
+          clientId: ${{ secrets.PORT_CLIENT_ID }}
+          clientSecret: ${{ secrets.PORT_CLIENT_SECRET }}
+          baseUrl: https://api.getport.io
+          operation: PATCH_RUN
+          status: "FAILURE"
+          runId: ${{ fromJson(github.event.inputs.port_context).runId }}
+          logMessage: "Failed to add members to channel ❌"
diff --git a/DIRECTORY.md b/DIRECTORY.md
index 00f4bb4ef2b2..dfecc9cfe584 100644
--- a/DIRECTORY.md
+++ b/DIRECTORY.md
@@ -443,6 +443,7 @@
   * [Present Value](financial/present_value.py)
   * [Price Plus Tax](financial/price_plus_tax.py)
   * [Simple Moving Average](financial/simple_moving_average.py)
+  * [Straight Line Depreciation](financial/straight_line_depreciation.py)
   * [Time And Half Pay](financial/time_and_half_pay.py)
 
 ## Fractals
diff --git a/aviv b/aviv
new file mode 100644
index 000000000000..8c25511eb368
--- /dev/null
+++ b/aviv
@@ -0,0 +1 @@
+Hello you
diff --git a/slack/README.md b/slack/README.md
new file mode 100644
index 000000000000..5e57c8cd4988
--- /dev/null
+++ b/slack/README.md
@@ -0,0 +1 @@
+BLABLA
diff --git a/slack/add-members-to-channel.sh b/slack/add-members-to-channel.sh
new file mode 100644
index 000000000000..9c039697c5a0
--- /dev/null
+++ b/slack/add-members-to-channel.sh
@@ -0,0 +1,76 @@
+#!/bin/bash
+
+# Assign arguments to variables
+SLACK_TOKEN=$1
+CHANNEL_ID=$2
+clientId=$3
+clientSecret=$4
+run_id=$5
+MEMBER_EMAILS_JSON=$6
+
+# Get the Port access token
+PORT_TOKEN_RESPONSE=$(curl -s -X 'POST' \
+  'https://api.getport.io/v1/auth/access_token' \
+  -H 'accept: application/json' \
+  -H 'Content-Type: application/json' \
+  -d "{
+        \"clientId\": \"$clientId\",
+        \"clientSecret\": \"$clientSecret\"
+      }"
+    )
+
+echo $PORT_TOKEN_RESPONSE
+PORT_ACCESS_TOKEN=$(echo $PORT_TOKEN_RESPONSE | jq -r '.accessToken')
+
+# Ensure the access token was obtained successfully
+if [ -z "$PORT_ACCESS_TOKEN" ] || [ "$PORT_ACCESS_TOKEN" == "null" ]; then
+  error_message="Failed to obtain Port access token ❌"
+  echo $error_message
+  report_error "$error_message"
+  exit 1
+fi
+
+# Function to report error
+report_error() {
+  local message=$1
+  echo $message
+  echo "ADD_MEMBER_TO_CHANNEL_ERROR=$message" >> $GITHUB_ENV
+  curl -s -X POST "https://api.getport.io/v1/actions/runs/$run_id/logs" \
+    -H "Content-Type: application/json" \
+    -H "Authorization: Bearer $PORT_ACCESS_TOKEN" \
+    -d "{\"message\": \"$message\"}"
+}
+
+user_ids=""
+
+# Convert MEMBER_EMAILS_JSON to an array
+readarray -t MEMBER_EMAILS < <(echo $MEMBER_EMAILS_JSON | jq -r 'fromjson | .[]')
+
+for email in "${MEMBER_EMAILS[@]}"; do
+  user_response=$(curl -s -X GET "https://slack.com/api/users.lookupByEmail?email=$email" \
+    -H "Authorization: Bearer $SLACK_TOKEN")
+
+  if [[ "$(echo $user_response | jq -r '.ok')" == "true" ]]; then
+    user_id=$(echo $user_response | jq -r '.user.id')
+    user_ids+="${user_id},"
+  else
+    error_message="Failed to retrieve user id for $email: $(echo $user_response | jq -r '.error' | tr '_' ' ') ⚠️"
+    report_error "$error_message"
+  fi
+done
+
+user_ids=${user_ids%,}
+
+if [[ -n "$user_ids" ]]; then
+  invite_response=$(curl -s -X POST "https://slack.com/api/conversations.invite" \
+    -H "Content-Type: application/json" \
+    -H "Authorization: Bearer $SLACK_TOKEN" \
+    --data "{\"channel\":\"$CHANNEL_ID\",\"users\":\"$user_ids\"}")
+
+  if [[ "$(echo $invite_response | jq -r '.ok')" == "false" ]]; then
+    error_message="Failed to invite users to channel: $(echo $invite_response | jq -r '.error' | tr '_' ' ') ⚠️"
+    report_error "$error_message"
+  fi
+else
+  report_error "No user IDs found to invite."
+fi