# Developers

**URL:** https://community.homey.app/c/developers/10.md?page=9

[Latest](https://community.homey.app/latest.md) · [Categories](https://community.homey.app/categories.md) · [Tags](https://community.homey.app/tags.md)

**Page:** 10

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## [Error: Homey Offline when trying to run my own app](https://community.homey.app/t/error-homey-offline-when-trying-to-run-my-own-app/115196)

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**Author:** [@johnnyDrama](https://community.homey.app/u/johnnyDrama)\
**Replies:** 3\
**Last updated:** [November 7, 2024, 3:42pm UTC](https://community.homey.app/t/error-homey-offline-when-trying-to-run-my-own-app/115196 "2024-11-07T15:42:23Z")

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Hi, Beginner developer here…I have been working on my own app, but after updating Visual Studio Code I can’t seem to run my app anymore… I run the command homey app run as well as homey app run --remote and I keep gett…

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## [Error: Not Found: Device with ID xxx](https://community.homey.app/t/error-not-found-device-with-id-xxx/119627)

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**Author:** [@Pieterv123](https://community.homey.app/u/Pieterv123)\
**Replies:** 1\
**Last updated:** [November 3, 2024, 8:44am UTC](https://community.homey.app/t/error-not-found-device-with-id-xxx/119627 "2024-11-03T08:44:46Z")

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For a a few months I am getting a lot of this errors: (a lot of emails) I assume a device is deleted, but the app is still doing all the actions (capabilities, timers, etc.) Error: Not Found: Device with ID ed2d613a-b…

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## [Local time as string](https://community.homey.app/t/local-time-as-string/47024)

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**Author:** [@RonnyW](https://community.homey.app/u/RonnyW)\
**Replies:** 16\
**Last updated:** [October 30, 2024, 5:58pm UTC](https://community.homey.app/t/local-time-as-string/47024 "2024-10-30T17:58:38Z")

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Hi @all, in an app I want to updatea string capability with the local time (YYYY-mm-DD HH:MM). The new Date() instance returns the UTC time. So how can I convert it to the local time when new date().getTimezoneOffset()…

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## [Including secrets using athombv/github-action-homey-app-publish](https://community.homey.app/t/including-secrets-using-athombv-github-action-homey-app-publish/119181)

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**Author:** [@philipostli](https://community.homey.app/u/philipostli)\
**Replies:** 6\
**Last updated:** [October 30, 2024, 4:39pm UTC](https://community.homey.app/t/including-secrets-using-athombv-github-action-homey-app-publish/119181 "2024-10-30T16:39:52Z")

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Hi developers! I need to add the env.json to my app without committing to git. I use the github action from athom athombv/github-action-homey-app-publish. Anyone did this and got the env.json added to the app? Tried add…

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## [Which skills or knowledge required to build an a for homey](https://community.homey.app/t/which-skills-or-knowledge-required-to-build-an-a-for-homey/119244)

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**Author:** [@Jumeira](https://community.homey.app/u/Jumeira)\
**Replies:** 0\
**Last updated:** [October 29, 2024, 12:11pm UTC](https://community.homey.app/t/which-skills-or-knowledge-required-to-build-an-a-for-homey/119244 "2024-10-29T12:11:51Z")

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I am going to look for an developer to build an app for devices (zwave and wifi) to work with homey, lets make assumption that the developer don’t know anything about smarthome. So what things i must look for to pick th…

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## [General Homey Script development questions](https://community.homey.app/t/general-homey-script-development-questions/85225)

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**Author:** [@Tim\_R](https://community.homey.app/u/Tim_R)\
**Replies:** 20\
**Last updated:** [October 28, 2024, 12:25pm UTC](https://community.homey.app/t/general-homey-script-development-questions/85225 "2024-10-28T12:25:34Z")

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Hey all, I’ve been playing with Homey Script for a few weeks now. Now, I’ve got a few general questions that I’ve bundled and wanted to ask. Some are probably rookie questions, so bare with me :slight\_smile: - My …

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## [App.json not found](https://community.homey.app/t/app-json-not-found/117317)

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**Author:** [@D3X](https://community.homey.app/u/D3X)\
**Replies:** 13\
**Last updated:** [October 26, 2024, 7:10pm UTC](https://community.homey.app/t/app-json-not-found/117317 "2024-10-26T19:10:35Z")

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I experience a strange error. Basically a normal starting-app. minor modifications, but no removed files or similar. Even tried the same with a completely blank app. Same error. Trying to app.run ends up with the error…

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## [Unit Testing Homey Apps](https://community.homey.app/t/unit-testing-homey-apps/108786)

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**Author:** [@julianao](https://community.homey.app/u/julianao)\
**Replies:** 1\
**Last updated:** [October 20, 2024, 8:55pm UTC](https://community.homey.app/t/unit-testing-homey-apps/108786 "2024-10-20T20:55:45Z")

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Hi! I’m looking for advice on the best tools and practices for unit testing Homey apps, particularly the Device.ts and Driver.ts files. Does anyone have recommendations for libraries or methods that work well for testin…

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## [OAuth2 authtentication and proxy connection](https://community.homey.app/t/oauth2-authtentication-and-proxy-connection/118625)

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**Author:** [@s\_dimaio](https://community.homey.app/u/s_dimaio)\
**Replies:** 0\
**Last updated:** [October 20, 2024, 11:39am UTC](https://community.homey.app/t/oauth2-authtentication-and-proxy-connection/118625 "2024-10-20T11:39:25Z")

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Hi everyone, I’m using the alexa-remote2 class in a Homey app but I have problems getting the authentication cookie from inside the app. This class uses a proxy for authentication and login cookie retrieval. If I use th…

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## [Since the latest Homey update groups are not longer working](https://community.homey.app/t/since-the-latest-homey-update-groups-are-not-longer-working/117605)

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**Author:** [@Bernd\_Meints](https://community.homey.app/u/Bernd_Meints)\
**Replies:** 1\
**Last updated:** [October 8, 2024, 9:32am UTC](https://community.homey.app/t/since-the-latest-homey-update-groups-are-not-longer-working/117605 "2024-10-08T09:32:45Z")

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Since The latest Homey Update groups are no longer working. I have two groups both of 3 Lamp. Since the update in both Groups, 1 of the 3 lamps It’s no longer working when I tried to control them with the group app

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## [Unable to initialise onNodeInit](https://community.homey.app/t/unable-to-initialise-onnodeinit/115180)

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**Author:** [@ninja](https://community.homey.app/u/ninja)\
**Replies:** 11\
**Last updated:** [October 14, 2024, 2:09pm UTC](https://community.homey.app/t/unable-to-initialise-onnodeinit/115180 "2024-10-14T14:09:10Z")

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Hi, I can achieve logging of onIniti, but no log for onNodeInit. Looking for expert’s assistance in debugging my code, please. Thanks. 'use strict'; const { Homey } = require('homey'); const { ZigBeeDevice } = requir…

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## [mDNS Advertisement from a Homey App](https://community.homey.app/t/mdns-advertisement-from-a-homey-app/117861)

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**Author:** [@rcaceiro](https://community.homey.app/u/rcaceiro)\
**Replies:** 8\
**Last updated:** [October 14, 2024, 1:28pm UTC](https://community.homey.app/t/mdns-advertisement-from-a-homey-app/117861 "2024-10-14T13:28:47Z")

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Hello everyone, I am trying to develop an app that needs to advertise through mdns, on my machine works, on Homey the record never appears. Anyone know something the helps? Thank you

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## [Historical data for new Dashboard graphs](https://community.homey.app/t/historical-data-for-new-dashboard-graphs/118107)

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**Author:** [@Michal\_Stranik](https://community.homey.app/u/Michal_Stranik)\
**Replies:** 0\
**Last updated:** [October 14, 2024, 10:46am UTC](https://community.homey.app/t/historical-data-for-new-dashboard-graphs/118107 "2024-10-14T10:46:39Z")

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Hi, is there any way to get the saved data (setCapabilityValue) directly from Homey for the widget used in the new Dashboard? I would like to create some graphs and I would like to avoid saving data for them separately…

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## [Best Way to implement a Hub-Proxy / Generic Device Driver](https://community.homey.app/t/best-way-to-implement-a-hub-proxy-generic-device-driver/117909)

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**Author:** [@D3X](https://community.homey.app/u/D3X)\
**Replies:** 5\
**Last updated:** [October 12, 2024, 6:09pm UTC](https://community.homey.app/t/best-way-to-implement-a-hub-proxy-generic-device-driver/117909 "2024-10-12T18:09:55Z")

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Hi there, i am writing an integration for an old SmartHome which went offline a while ago. It has only a local api now, which i am connecting to Homey. Now i have all this data in the api, which would allow me to basic…

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## [\[Firmware 12.2.0\] New device capabilities and changes custom capability priority](https://community.homey.app/t/firmware-12-2-0-new-device-capabilities-and-changes-custom-capability-priority/117856)

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**Author:** [@staeff](https://community.homey.app/u/staeff)\
**Replies:** 1\
**Last updated:** [October 11, 2024, 8:48am UTC](https://community.homey.app/t/firmware-12-2-0-new-device-capabilities-and-changes-custom-capability-priority/117856 "2024-10-11T08:48:01Z")

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The next firmware will add a bunch of new capabilities. Seems like a lot of them are also in preparation for robot vacuums and heat pumps (which are some not yet supported Matter device classes). Also with those new cap…

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## [A system error occurred: uv\_os\_homedir returned EEXIST (file already exists)](https://community.homey.app/t/a-system-error-occurred-uv-os-homedir-returned-eexist-file-already-exists/117595)

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**Author:** [@Snoep](https://community.homey.app/u/Snoep)\
**Replies:** 1\
**Last updated:** [October 7, 2024, 7:47pm UTC](https://community.homey.app/t/a-system-error-occurred-uv-os-homedir-returned-eexist-file-already-exists/117595 "2024-10-07T19:47:51Z")

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Im creating my first homey app for personal use that uploads a file to s3 bucket. when runnning my app by homey app run the flow card works as expected but when using it through homey app install im getting this error: A…

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## [Testing a homey app without homey pro](https://community.homey.app/t/testing-a-homey-app-without-homey-pro/107497)

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**Author:** [@s\_dimaio](https://community.homey.app/u/s_dimaio)\
**Replies:** 22\
**Last updated:** [October 5, 2024, 7:30pm UTC](https://community.homey.app/t/testing-a-homey-app-without-homey-pro/107497 "2024-10-05T19:30:48Z")

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Hi everyone, I’m developing an app to connect Homey to an eWeLink account in order to have access to all the account’s devices from the Homey app. I have a Homey Premium subscription but I haven’t purchased a Homey Pro y…

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## [Best way to trigger a flow from homeyscript](https://community.homey.app/t/best-way-to-trigger-a-flow-from-homeyscript/19790)

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**Author:** [@andreassolberg](https://community.homey.app/u/andreassolberg)\
**Replies:** 15\
**Last updated:** [October 3, 2024, 1:47am UTC](https://community.homey.app/t/best-way-to-trigger-a-flow-from-homeyscript/19790 "2024-10-03T01:47:47Z")

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what is the best way to trigger a flow from inside homeyscript

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## [A basic question around WebHook](https://community.homey.app/t/a-basic-question-around-webhook/116908)

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**Author:** [@Borgen](https://community.homey.app/u/Borgen)\
**Replies:** 8\
**Last updated:** [September 29, 2024, 3:05pm UTC](https://community.homey.app/t/a-basic-question-around-webhook/116908 "2024-09-29T15:05:29Z")

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I have created an App that I today uses regular API GET in to get data from the device that the App are controlling. But I want to start using WebHook instead to reduce the number of API GET request towards the supplier…

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## [Get sub string from variable](https://community.homey.app/t/get-sub-string-from-variable/88024)

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**Author:** [@Rudolph\_Marks](https://community.homey.app/u/Rudolph_Marks)\
**Replies:** 8\
**Last updated:** [September 26, 2024, 8:34am UTC](https://community.homey.app/t/get-sub-string-from-variable/88024 "2024-09-26T08:34:55Z")

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I Recieved the string “Voeg 45 g pH- toe”. It’s saved in a variable called “PHMessage” I want to save the numeric value (45) into a number variable What is the best way to do this?

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## [Docker config to test app without Homey Pro](https://community.homey.app/t/docker-config-to-test-app-without-homey-pro/116108)

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**Author:** [@s\_dimaio](https://community.homey.app/u/s_dimaio)\
**Replies:** 4\
**Last updated:** [September 26, 2024, 5:04am UTC](https://community.homey.app/t/docker-config-to-test-app-without-homey-pro/116108 "2024-09-26T05:04:22Z")

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Hi everyone, I’m trying to develop an app for Homey Cloud starting from the base template (ie ‘homey app create’). When I launch the app (ie ‘homey app run’) I get the error that I have to start Docker. Once Docker is s…

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## [\[Dev Tools\] Suggestion : Devices count in App details \[Devices\] section](https://community.homey.app/t/dev-tools-suggestion-devices-count-in-app-details-devices-section/116612)

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**Author:** [@SergeP](https://community.homey.app/u/SergeP)\
**Replies:** 1\
**Last updated:** [September 25, 2024, 9:14am UTC](https://community.homey.app/t/dev-tools-suggestion-devices-count-in-app-details-devices-section/116612 "2024-09-25T09:14:13Z")

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Hi, This is a suggestion for Dev Tools : When looking in an App details, we don’t have a clear actual devices count in \[Devices\] section. I know it’s written on right part of the graph (last known date) but the proble…

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## [Somfy Protect / Home Alarm (formally known as MyFox)](https://community.homey.app/t/somfy-protect-home-alarm-formally-known-as-myfox/23055)

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**Author:** [@Tim\_Willemsen](https://community.homey.app/u/Tim_Willemsen)\
**Replies:** 33\
**Last updated:** [December 30, 2023, 6:25pm UTC](https://community.homey.app/t/somfy-protect-home-alarm-formally-known-as-myfox/23055 "2023-12-30T18:25:45Z")

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Continuing the discussion from Homey Community App Requests: I looked into the API documentation for Somfy Protect / Home Alarm located here: https://developer.somfy.com/apis-docs https://developer.somfy.com/somfy-op…

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## [AirGradient - We are looking for an Homey App Developer](https://community.homey.app/t/airgradient-we-are-looking-for-an-homey-app-developer/112828)

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**Author:** [@Achim\_AirGradient](https://community.homey.app/u/Achim_AirGradient)\
**Replies:** 6\
**Last updated:** [September 22, 2024, 11:04am UTC](https://community.homey.app/t/airgradient-we-are-looking-for-an-homey-app-developer/112828 "2024-09-22T11:04:49Z")

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I am Achim, founder of AirGradient. We sell indoor and outdoor air quality monitors that are completely open-source hardware. As such the product is completely open and also exposes a local connection. We just finished…

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## [Trying to write driver & app for a basic zwave temp and humidity sensor. I'm new, it can't be this hard](https://community.homey.app/t/trying-to-write-driver-app-for-a-basic-zwave-temp-and-humidity-sensor-im-new-it-cant-be-this-hard/116051)

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**Author:** [@Nico](https://community.homey.app/u/Nico)\
**Replies:** 4\
**Last updated:** [September 15, 2024, 8:22pm UTC](https://community.homey.app/t/trying-to-write-driver-app-for-a-basic-zwave-temp-and-humidity-sensor-im-new-it-cant-be-this-hard/116051 "2024-09-15T20:22:44Z")

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I’ve tried to write an app that literally just receives the temp, humidity and battery from an LSE861 temperature and humidty ZWave sensor. But nothing is reported. Please help me, I feel quite stupid. Nothing shows up …

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## [Develop for homey pro need docker](https://community.homey.app/t/develop-for-homey-pro-need-docker/116076)

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**Author:** [@s\_dimaio](https://community.homey.app/u/s_dimaio)\
**Replies:** 2\
**Last updated:** [September 15, 2024, 1:21pm UTC](https://community.homey.app/t/develop-for-homey-pro-need-docker/116076 "2024-09-15T13:21:03Z")

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Hi everyone, as per the subject: to develop an app for Homey Pro when connected to the same wifi network as Homey, must Docker be started or is Docker only needed when we develop apps for Homey Cloud?

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## [Problems getting custom pairing views to work](https://community.homey.app/t/problems-getting-custom-pairing-views-to-work/116013)

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**Author:** [@BufferOverflow](https://community.homey.app/u/BufferOverflow)\
**Replies:** 4\
**Last updated:** [September 14, 2024, 10:47am UTC](https://community.homey.app/t/problems-getting-custom-pairing-views-to-work/116013 "2024-09-14T10:47:49Z")

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I’m trying to get a simple custom pairing flow to work. But i get strange results and is clearly missing something obvious. Pairing via Homey Developer Tools always get me back to the same view (manual\_pairing) when i p…

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## [Liability in case of irresponsible use of my Homey App](https://community.homey.app/t/liability-in-case-of-irresponsible-use-of-my-homey-app/80338)

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**Author:** [@RoyB](https://community.homey.app/u/RoyB)\
**Replies:** 5\
**Last updated:** [September 7, 2024, 7:17pm UTC](https://community.homey.app/t/liability-in-case-of-irresponsible-use-of-my-homey-app/80338 "2024-09-07T19:17:48Z")

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Hey all, A less technical question that is still very relevant to us developers; I have written a Homey app that is controlling a Wifi controllable gas fireplace. Normally the fireplace can be turned on and off etc. us…

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## [Help with alternative Panasonic CC app](https://community.homey.app/t/help-with-alternative-panasonic-cc-app/115239)

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**Author:** [@Erling](https://community.homey.app/u/Erling)\
**Replies:** 4\
**Last updated:** [September 4, 2024, 6:04am UTC](https://community.homey.app/t/help-with-alternative-panasonic-cc-app/115239 "2024-09-04T06:04:14Z")

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Coding is alien turf to me, but I try to follow Readme on Github. I get as far as to “app run” and feedback gets all red: homey app run (node:23892) \[DEP0040\] DeprecationWarning: The punycode module is deprecated. Plea…

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## [Homey-api Typings are not working with local API](https://community.homey.app/t/homey-api-typings-are-not-working-with-local-api/102418)

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**Author:** [@NicoEk](https://community.homey.app/u/NicoEk)\
**Replies:** 8\
**Last updated:** [August 29, 2024, 9:07pm UTC](https://community.homey.app/t/homey-api-typings-are-not-working-with-local-api/102418 "2024-08-29T21:07:00Z")

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Hey, I’d like to build a next.js App as a local Dashboard for my Raspberry. For this, I’d like to use the Web API of the Homey Pro (early 2023). I was hoping for some typings and found the homey-api package on npm. I’v…

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