WIP refactor container and queuing system (#206)

* refactor microservices to machine-learning

* Update tGithub issue template with correct task syntax

* Added microservices container

* Communicate between service based on queue system

* added dependency

* Fixed problem with having to import BullQueue into the individual service

* Added todo

* refactor server into monorepo with microservices

* refactor database and entity to library

* added simple migration

* Move migrations and database config to library

* Migration works in library

* Cosmetic change in logging message

* added user dto

* Fixed issue with testing not able to find the shared library

* Clean up library mapping path

* Added webp generator to microservices

* Update Github Action build latest

* Fixed issue NPM cannot install due to conflict witl Bull Queue

* format project with prettier

* Modified docker-compose file

* Add GH Action for Staging build:

* Fixed GH action job name

* Modified GH Action to only build & push latest when pushing to main

* Added Test 2e2 Github Action

* Added Test 2e2 Github Action

* Implemented microservice to extract exif

* Added cronjob to scan and generate webp thumbnail  at midnight

* Refactor to ireduce hit time to database when running microservices

* Added error handling to asset services that handle read file from disk

* Added video transcoding queue to process one video at a time

* Fixed loading spinner on web while loading covering the info panel

* Add mechanism to show new release announcement to web and mobile app (#209)

* Added changelog page

* Fixed issues based on PR comments

* Fixed issue with video transcoding run on the server

* Change entry point content for backward combatibility when starting up server

* Added announcement box

* Added error handling to failed silently when the app version checking is not able to make the request to GITHUB

* Added new version announcement overlay

* Update message

* Added messages

* Added logic to check and show announcement

* Add method to handle saving new version

* Added button to dimiss the acknowledge message

* Up version for deployment to the app store

machine-learning/src/image-classifier/image-classifier.controller.ts

@@ -0,0 +1,14 @@
+import { Body, Controller, Post } from '@nestjs/common';
+import { ImageClassifierService } from './image-classifier.service';
+
+@Controller('image-classifier')
+export class ImageClassifierController {
+  constructor(
+    private readonly imageClassifierService: ImageClassifierService,
+  ) { }
+
+  @Post('/tag-image')
+  async tagImage(@Body('thumbnailPath') thumbnailPath: string) {
+    return await this.imageClassifierService.tagImage(thumbnailPath);
+  }
+}

machine-learning/src/image-classifier/image-classifier.module.ts

@@ -0,0 +1,9 @@
+import { Module } from '@nestjs/common';
+import { ImageClassifierService } from './image-classifier.service';
+import { ImageClassifierController } from './image-classifier.controller';
+
+@Module({
+  controllers: [ImageClassifierController],
+  providers: [ImageClassifierService],
+})
+export class ImageClassifierModule {}

machine-learning/src/image-classifier/image-classifier.service.ts

@@ -0,0 +1,49 @@
+import { Injectable, Logger } from '@nestjs/common';
+import * as mobilenet from '@tensorflow-models/mobilenet';
+import * as cocoSsd from '@tensorflow-models/coco-ssd';
+import * as tf from '@tensorflow/tfjs-node';
+import * as fs from 'fs';
+
+@Injectable()
+export class ImageClassifierService {
+  private readonly MOBILENET_VERSION = 2;
+  private readonly MOBILENET_ALPHA = 1.0;
+
+  private mobileNetModel: mobilenet.MobileNet;
+
+  constructor() {
+    Logger.log(
+      `Running Node TensorFlow Version : ${tf.version['tfjs']}`,
+      'ImageClassifier',
+    );
+    mobilenet
+      .load({
+        version: this.MOBILENET_VERSION,
+        alpha: this.MOBILENET_ALPHA,
+      })
+      .then((mobilenetModel) => (this.mobileNetModel = mobilenetModel));
+  }
+
+  async tagImage(thumbnailPath: string) {
+    try {
+      const isExist = fs.existsSync(thumbnailPath);
+      if (isExist) {
+        const tags = [];
+        const image = fs.readFileSync(thumbnailPath);
+        const decodedImage = tf.node.decodeImage(image, 3) as tf.Tensor3D;
+        const predictions = await this.mobileNetModel.classify(decodedImage);
+
+        for (const prediction of predictions) {
+          if (prediction.probability >= 0.1) {
+            tags.push(...prediction.className.split(',').map((e) => e.trim()));
+          }
+        }
+
+        tf.dispose(decodedImage);
+        return tags;
+      }
+    } catch (e) {
+      console.log('Error reading file ', e);
+    }
+  }
+}