help, auxilio, someone, alguien,

[bjjsoul]

pi@raspberrypi:~/MagicMirror/modules/MMM-awesome-alexa $ npm install --only=prod

 snowboy@1.3.1 install /home/pi/MagicMirror/modules/MMM-awesome-alexa/node_modules/snowboy
 node-pre-gyp install --fallback-to-build

node-pre-gyp ERR! Tried to download(403): https://snowboy-release-node.s3-us-west-2.amazonaws.com/snowboy/v1.3.1/Release/snowboy-v1.3.1-node-v64-linux-arm.tar.gz 
node-pre-gyp ERR! Pre-built binaries not found for snowboy@1.3.1 and node@10.16.3 (node-v64 ABI, glibc) (falling back to source compile with node-gyp) 
node-pre-gyp ERR! Tried to download(undefined): https://snowboy-release-node.s3-us-west-2.amazonaws.com/snowboy/v1.3.1/Release/snowboy-v1.3.1-node-v64-linux-arm.tar.gz 
node-pre-gyp ERR! Pre-built binaries not found for snowboy@1.3.1 and node@10.16.3 (node-v64 ABI, glibc) (falling back to source compile with node-gyp) 
internal/modules/cjs/loader.js:638
    throw err;
    ^

Error: Cannot find module 'nan'
    at Function.Module._resolveFilename (internal/modules/cjs/loader.js:636:15)
    at Function.Module._load (internal/modules/cjs/loader.js:562:25)
    at Module.require (internal/modules/cjs/loader.js:692:17)
    at require (internal/modules/cjs/helpers.js:25:18)
    at [eval]:1:1
    at Script.runInThisContext (vm.js:122:20)
    at Object.runInThisContext (vm.js:329:38)
    at Object.<anonymous> ([eval]-wrapper:6:22)
    at Module._compile (internal/modules/cjs/loader.js:778:30)
    at evalScript (internal/bootstrap/node.js:589:27)
gyp: Call to 'node -e "require('nan')"' returned exit status 1 while in binding.gyp. while trying to load binding.gyp
gyp ERR! configure error 
gyp ERR! stack Error: `gyp` failed with exit code: 1
gyp ERR! stack     at ChildProcess.onCpExit (/usr/lib/node_modules/npm/node_modules/node-gyp/lib/configure.js:345:16)
gyp ERR! stack     at ChildProcess.emit (events.js:198:13)
gyp ERR! stack     at Process.ChildProcess._handle.onexit (internal/child_process.js:248:12)
gyp ERR! System Linux 4.19.75-v7+
gyp ERR! command "/usr/bin/node" "/usr/lib/node_modules/npm/node_modules/node-gyp/bin/node-gyp.js" "configure" "--fallback-to-build" "--module=/home/pi/MagicMirror/modules/MMM-awesome-alexa/node_modules/snowboy/lib/node/binding/Release/node-v64-linux-arm/snowboy.node" "--module_name=snowboy" "--module_path=/home/pi/MagicMirror/modules/MMM-awesome-alexa/node_modules/snowboy/lib/node/binding/Release/node-v64-linux-arm"
gyp ERR! cwd /home/pi/MagicMirror/modules/MMM-awesome-alexa/node_modules/snowboy
gyp ERR! node -v v10.16.3
gyp ERR! node-gyp -v v3.8.0
gyp ERR! not ok 
node-pre-gyp ERR! build error 
node-pre-gyp ERR! stack Error: Failed to execute '/usr/bin/node /usr/lib/node_modules/npm/node_modules/node-gyp/bin/node-gyp.js configure --fallback-to-build --module=/home/pi/MagicMirror/modules/MMM-awesome-alexa/node_modules/snowboy/lib/node/binding/Release/node-v64-linux-arm/snowboy.node --module_name=snowboy --module_path=/home/pi/MagicMirror/modules/MMM-awesome-alexa/node_modules/snowboy/lib/node/binding/Release/node-v64-linux-arm' (1)
node-pre-gyp ERR! stack     at ChildProcess.<anonymous> (/home/pi/MagicMirror/modules/MMM-awesome-alexa/node_modules/node-pre-gyp/lib/util/compile.js:83:29)
node-pre-gyp ERR! stack     at ChildProcess.emit (events.js:198:13)
node-pre-gyp ERR! stack     at maybeClose (internal/child_process.js:982:16)
node-pre-gyp ERR! stack     at Process.ChildProcess._handle.onexit (internal/child_process.js:259:5)
node-pre-gyp ERR! System Linux 4.19.75-v7+
node-pre-gyp ERR! command "/usr/bin/node" "/home/pi/MagicMirror/modules/MMM-awesome-alexa/node_modules/.bin/node-pre-gyp" "install" "--fallback-to-build"
node-pre-gyp ERR! cwd /home/pi/MagicMirror/modules/MMM-awesome-alexa/node_modules/snowboy
node-pre-gyp ERR! node -v v10.16.3
node-pre-gyp ERR! node-pre-gyp -v v0.6.39
node-pre-gyp ERR! not ok 
Failed to execute '/usr/bin/node /usr/lib/node_modules/npm/node_modules/node-gyp/bin/node-gyp.js configure --fallback-to-build --module=/home/pi/MagicMirror/modules/MMM-awesome-alexa/node_modules/snowboy/lib/node/binding/Release/node-v64-linux-arm/snowboy.node --module_name=snowboy --module_path=/home/pi/MagicMirror/modules/MMM-awesome-alexa/node_modules/snowboy/lib/node/binding/Release/node-v64-linux-arm' (1)
internal/modules/cjs/loader.js:638
    throw err;
    ^

Error: Cannot find module 'nan'
    at Function.Module._resolveFilename (internal/modules/cjs/loader.js:636:15)
    at Function.Module._load (internal/modules/cjs/loader.js:562:25)
    at Module.require (internal/modules/cjs/loader.js:692:17)
    at require (internal/modules/cjs/helpers.js:25:18)
    at [eval]:1:1
    at Script.runInThisContext (vm.js:122:20)
    at Object.runInThisContext (vm.js:329:38)
    at Object.<anonymous> ([eval]-wrapper:6:22)
    at Module._compile (internal/modules/cjs/loader.js:778:30)
    at evalScript (internal/bootstrap/node.js:589:27)
gyp: Call to 'node -e "require('nan')"' returned exit status 1 while in binding.gyp. while trying to load binding.gyp
gyp ERR! configure error 
gyp ERR! stack Error: `gyp` failed with exit code: 1
gyp ERR! stack     at ChildProcess.onCpExit (/usr/lib/node_modules/npm/node_modules/node-gyp/lib/configure.js:345:16)
gyp ERR! stack     at ChildProcess.emit (events.js:198:13)
gyp ERR! stack     at Process.ChildProcess._handle.onexit (internal/child_process.js:248:12)
gyp ERR! System Linux 4.19.75-v7+
gyp ERR! command "/usr/bin/node" "/usr/lib/node_modules/npm/node_modules/node-gyp/bin/node-gyp.js" "configure" "--fallback-to-build" "--module=/home/pi/MagicMirror/modules/MMM-awesome-alexa/node_modules/snowboy/lib/node/binding/Release/node-v64-linux-arm/snowboy.node" "--module_name=snowboy" "--module_path=/home/pi/MagicMirror/modules/MMM-awesome-alexa/node_modules/snowboy/lib/node/binding/Release/node-v64-linux-arm"
gyp ERR! cwd /home/pi/MagicMirror/modules/MMM-awesome-alexa/node_modules/snowboy
gyp ERR! node -v v10.16.3
gyp ERR! node-gyp -v v3.8.0
gyp ERR! not ok 
npm ERR! code ELIFECYCLE
npm ERR! errno 1
npm ERR! snowboy@1.3.1 install: `node-pre-gyp install --fallback-to-build`
npm ERR! Exit status 1
npm ERR! 
npm ERR! Failed at the snowboy@1.3.1 install script.
npm ERR! This is probably not a problem with npm. There is likely additional logging output above.

npm ERR! A complete log of this run can be found in:
npm ERR!     /home/pi/.npm/_logs/2019-10-28T06_27_08_421Z-debug.log
pi@raspberrypi:~/MagicMirror/modules/MMM-awesome-alexa $

[sdetweil]

@bjjsoul

Error: Cannot find module ‘nan’

yes, this module doesn’t install all its dependencies…

do

cd ~/MagicMirror
npm install nan

try again