feat: implement caching

thanks to @ronnygunawan for the insight

api/app/v1/app.go

@@ -1,17 +1,38 @@
 package v1
 
 import (
+	"jokes-bapak2-api/app/v1/core"
+	"jokes-bapak2-api/app/v1/platform/cache"
+	"jokes-bapak2-api/app/v1/platform/database"
 	"jokes-bapak2-api/app/v1/routes"
+	"log"
 
 	"github.com/gofiber/fiber/v2"
+	gocache "github.com/patrickmn/go-cache"
 )
 
+var memory = cache.InMemory()
+var db = database.New()
+
 func New() *fiber.App {
 	app := fiber.New(fiber.Config{
 		DisableKeepalive: true,
 		CaseSensitive:    true,
 	})
 
+	checkCache := core.CheckJokesCache(memory)
+
+	if !checkCache {
+		jokes, err := core.GetAllJSONJokes(db)
+		if err != nil {
+			log.Fatalln(err)
+		}
+		memory.Set("jokes", jokes, gocache.NoExpiration)
+		if err != nil {
+			log.Fatalln(err)
+		}
+	}
+
 	routes.Health(app)
 	routes.Joke(app)
 

api/app/v1/core/jokes.go

@@ -0,0 +1,80 @@
+package core
+
+import (
+	"context"
+	"encoding/json"
+	"jokes-bapak2-api/app/v1/models"
+	"math/rand"
+
+	"github.com/georgysavva/scany/pgxscan"
+	"github.com/jackc/pgx/v4/pgxpool"
+	"github.com/patrickmn/go-cache"
+)
+
+// GetAllJSONJokes
+func GetAllJSONJokes(db *pgxpool.Pool) ([]byte, error) {
+	var jokes []models.Joke
+	results, err := db.Query(context.Background(), "SELECT \"id\",\"link\" FROM \"jokesbapak2\" ORDER BY \"id\"")
+	if err != nil {
+		return nil, err
+	}
+
+	err = pgxscan.ScanAll(&jokes, results)
+	if err != nil {
+		return nil, err
+	}
+
+	data, err := json.Marshal(jokes)
+	if err != nil {
+		return nil, err
+	}
+
+	return data, nil
+}
+
+// GetRandomJokeFromCache
+func GetRandomJokeFromCache(memory *cache.Cache) (string, error) {
+	jokes, found := memory.Get("jokes")
+	if !found {
+		return "", models.ErrNotFound
+	}
+
+	var data []models.Joke
+	err := json.Unmarshal(jokes.([]byte), &data)
+	if err != nil {
+		return "", nil
+	}
+
+	random := rand.Intn(len(data))
+	joke := data[random].Link
+
+	return joke, nil
+}
+
+// CheckJokesCache checks if there is some value inside jokes cache.
+func CheckJokesCache(memory *cache.Cache) bool {
+	_, found := memory.Get("jokes")
+	return found
+}
+
+func GetCachedJokeByID(memory *cache.Cache, id int) (string, error) {
+	jokes, found := memory.Get("jokes")
+	if !found {
+		return "", models.ErrNotFound
+	}
+
+	var data []models.Joke
+	err := json.Unmarshal(jokes.([]byte), &data)
+	if err != nil {
+		return "", nil
+	}
+
+	// This is a simple solution, might convert it to goroutines and channels sometime soon.
+	for _, v := range data {
+		if v.ID == id {
+			return v.Link, nil
+		}
+	}
+
+	return "", nil
+}

api/app/v1/handler/builder.go

@@ -0,0 +1,16 @@
+package handler
+
+import (
+	"jokes-bapak2-api/app/v1/platform/cache"
+	"jokes-bapak2-api/app/v1/platform/database"
+	"time"
+
+	"github.com/Masterminds/squirrel"
+	"github.com/gojek/heimdall/v7/httpclient"
+)
+
+var psql = squirrel.StatementBuilder.PlaceholderFormat(squirrel.Dollar)
+var db = database.New()
+var redis = cache.New()
+var memory = cache.InMemory()
+var client = httpclient.NewClient(httpclient.WithHTTPTimeout(10 * time.Second))

api/app/v1/handler/health.go

@@ -13,7 +13,7 @@ func Health(c *fiber.Ctx) error {
 	if err != nil {
 		return c.
 			Status(fiber.StatusServiceUnavailable).
-			JSON(models.ResponseError{
+			JSON(models.Error{
 				Error: "REDIS: " + err.Error(),
 			})
 	}
@@ -22,7 +22,7 @@ func Health(c *fiber.Ctx) error {
 	if err != nil {
 		return c.
 			Status(fiber.StatusServiceUnavailable).
-			JSON(models.ResponseError{
+			JSON(models.Error{
 				Error: "POSTGRESQL: " + err.Error(),
 			})
 	}

api/app/v1/handler/joke_add.go

@@ -3,13 +3,15 @@ package handler
 import (
 	"context"
 
+	"jokes-bapak2-api/app/v1/core"
 	"jokes-bapak2-api/app/v1/models"
 
 	"github.com/gofiber/fiber/v2"
+	"github.com/patrickmn/go-cache"
 )
 
 func AddNewJoke(c *fiber.Ctx) error {
-	var body models.RequestJokePost
+	var body models.Joke
 	err := c.BodyParser(&body)
 	if err != nil {
 		return err
@@ -25,6 +27,12 @@ func AddNewJoke(c *fiber.Ctx) error {
 		return err
 	}
 
+	jokes, err := core.GetAllJSONJokes(db)
+	if err != nil {
+		return err
+	}
+	memory.Set("jokes", jokes, cache.NoExpiration)
+
 	return c.Status(fiber.StatusCreated).JSON(models.ResponseJoke{
 		Link: body.Link,
 	})

api/app/v1/handler/joke_delete.go

@@ -3,10 +3,12 @@ package handler
 import (
 	"context"
 
+	"jokes-bapak2-api/app/v1/core"
 	"jokes-bapak2-api/app/v1/models"
 
 	"github.com/Masterminds/squirrel"
 	"github.com/gofiber/fiber/v2"
+	"github.com/patrickmn/go-cache"
 )
 
 func DeleteJoke(c *fiber.Ctx) error {
@@ -34,11 +36,18 @@ func DeleteJoke(c *fiber.Ctx) error {
 		if err != nil {
 			return err
 		}
+
+		jokes, err := core.GetAllJSONJokes(db)
+		if err != nil {
+			return err
+		}
+		memory.Set("jokes", jokes, cache.NoExpiration)
+
 		return c.Status(fiber.StatusOK).JSON(models.ResponseJoke{
 			Message: "specified joke id has been deleted",
 		})
 	}
-	return c.Status(fiber.StatusNotAcceptable).JSON(models.ResponseError{
+	return c.Status(fiber.StatusNotAcceptable).JSON(models.Error{
 		Error: "specified joke id does not exists",
 	})
 }

api/app/v1/handler/joke_get.go

@@ -3,24 +3,17 @@ package handler
 import (
 	"context"
 	"io/ioutil"
-	"log"
+	"strconv"
 	"time"
 
+	"jokes-bapak2-api/app/v1/core"
 	"jokes-bapak2-api/app/v1/models"
-	"jokes-bapak2-api/app/v1/platform/cache"
-	"jokes-bapak2-api/app/v1/platform/database"
 	"jokes-bapak2-api/app/v1/utils"
 
-	"github.com/Masterminds/squirrel"
 	"github.com/gofiber/fiber/v2"
-	"github.com/gojek/heimdall/v7/httpclient"
+	"github.com/patrickmn/go-cache"
 )
 
-var psql = squirrel.StatementBuilder.PlaceholderFormat(squirrel.Dollar)
-var db = database.New()
-var redis = cache.New()
-var client = httpclient.NewClient(httpclient.WithHTTPTimeout(10 * time.Second))
-
 func TodayJoke(c *fiber.Ctx) error {
 	// check from redis if today's joke already exists
 	// send the joke if exists
@@ -37,7 +30,6 @@ func TodayJoke(c *fiber.Ctx) error {
 	}
 
 	if eq {
-		log.Println("through cached")
 		c.Set("Content-Type", joke.ContentType)
 		return c.Status(fiber.StatusOK).Send([]byte(joke.Image))
 	} else {
@@ -75,11 +67,17 @@ func TodayJoke(c *fiber.Ctx) error {
 }
 
 func SingleJoke(c *fiber.Ctx) error {
-	// get a joke from db
+	checkCache := core.CheckJokesCache(memory)
-	// fetch the image url
+
-	// send the image as proxied file
+	if !checkCache {
-	var link string
+		jokes, err := core.GetAllJSONJokes(db)
-	err := db.QueryRow(context.Background(), "SELECT \"link\" FROM \"jokesbapak2\" ORDER BY random() LIMIT 1").Scan(&link)
+		if err != nil {
+			return err
+		}
+		memory.Set("jokes", jokes, cache.NoExpiration)
+	}
+
+	link, err := core.GetRandomJokeFromCache(memory)
 	if err != nil {
 		return err
 	}
@@ -97,20 +95,33 @@ func SingleJoke(c *fiber.Ctx) error {
 
 	c.Set("Content-Type", response.Header.Get("content-type"))
 	return c.Status(fiber.StatusOK).Send(data)
+
 }
 
 func JokeByID(c *fiber.Ctx) error {
-	// get a joke from db by id
+	checkCache := core.CheckJokesCache(memory)
-	// fetch image url
+
-	// send the image as proxied file
+	if !checkCache {
-	var link string
+		jokes, err := core.GetAllJSONJokes(db)
-	err := db.QueryRow(context.Background(), "SELECT \"link\" FROM \"jokesbapak2\" WHERE \"id\" = $1", c.Params("id")).Scan(&link)
+		if err != nil {
-	if err != nil {
+			return err
-		if err.Error() == "no rows in result set" {
-			return c.Status(fiber.StatusNotFound).Send([]byte("Requested ID was not found."))
 		}
+		memory.Set("jokes", jokes, cache.NoExpiration)
+		if err != nil {
+			return err
+		}
+	}
+
+	id, err := strconv.Atoi(c.Params("id"))
+	if err != nil {
 		return err
 	}
+
+	link, err := core.GetCachedJokeByID(memory, id)
+	if err != nil {
+		return err
+	}
+
 	if link == "" {
 		return c.Status(fiber.StatusNotFound).Send([]byte("Requested ID was not found."))
 	}

api/app/v1/handler/joke_update.go

@@ -3,10 +3,12 @@ package handler
 import (
 	"context"
 
+	"jokes-bapak2-api/app/v1/core"
 	"jokes-bapak2-api/app/v1/models"
 
 	"github.com/Masterminds/squirrel"
 	"github.com/gofiber/fiber/v2"
+	"github.com/patrickmn/go-cache"
 )
 
 func UpdateJoke(c *fiber.Ctx) error {
@@ -19,12 +21,12 @@ func UpdateJoke(c *fiber.Ctx) error {
 
 	var jokeID string
 	err = db.QueryRow(context.Background(), sql, args...).Scan(&jokeID)
-	if err != nil {
+	if err != nil && err != models.ErrNoRows {
 		return err
 	}
 
 	if jokeID == id {
-		body := new(models.RequestJokePost)
+		body := new(models.Joke)
 		err = c.BodyParser(&body)
 		if err != nil {
 			return err
@@ -40,13 +42,19 @@ func UpdateJoke(c *fiber.Ctx) error {
 			return err
 		}
 
+		jokes, err := core.GetAllJSONJokes(db)
+		if err != nil {
+			return err
+		}
+		memory.Set("jokes", jokes, cache.NoExpiration)
+
 		return c.Status(fiber.StatusOK).JSON(models.ResponseJoke{
 			Message: "specified joke id has been updated",
 			Link:    body.Link,
 		})
 	}
 
-	return c.Status(fiber.StatusNotAcceptable).JSON(models.ResponseError{
+	return c.Status(fiber.StatusNotAcceptable).JSON(models.Error{
 		Error: "specified joke id does not exists",
 	})
 }

api/app/v1/middleware/auth.go

@@ -2,7 +2,6 @@ package middleware
 
 import (
 	"context"
-	"log"
 	"time"
 
 	"jokes-bapak2-api/app/v1/models"
@@ -18,7 +17,7 @@ var db = database.New()
 
 func RequireAuth() fiber.Handler {
 	return func(c *fiber.Ctx) error {
-		var auth models.RequestAuth
+		var auth models.Auth
 		err := c.BodyParser(&auth)
 		if err != nil {
 			return err
@@ -29,17 +28,15 @@ func RequireAuth() fiber.Handler {
 		if err != nil {
 			return err
 		}
-		log.Println(args)
 
 		var token string
 		err = db.QueryRow(context.Background(), sql, args...).Scan(&token)
 		if err != nil {
 			if err.Error() == "no rows in result set" {
-				return c.Status(fiber.StatusForbidden).JSON(models.ResponseError{
+				return c.Status(fiber.StatusForbidden).JSON(models.Error{
 					Error: "Invalid key",
 				})
 			}
-			log.Println("31 - auth.go")
 			return err
 		}
 
@@ -78,7 +75,7 @@ func RequireAuth() fiber.Handler {
 			return c.Next()
 		}
 
-		return c.Status(fiber.StatusForbidden).JSON(models.ResponseError{
+		return c.Status(fiber.StatusForbidden).JSON(models.Error{
 			Error: "Invalid key",
 		})
 	}

api/app/v1/models/request.go

@@ -1,12 +1,16 @@
 package models
 
-type RequestJokePost struct {
+type Joke struct {
-	Link string `json:"link" form:"link"`
+	ID      int    `json:"id" form:"id" db:"id"`
+	Link    string `json:"link" form:"link" db:"link"`
+	Creator int    `json:"creator" form:"creator" db:"creator"`
 }
 
-type RequestAuth struct {
+type Auth struct {
-	Key   string `json:"key" form:"key"`
+	ID       int    `json:"id" form:"id" db:"id"`
-	Token string `json:"token" form:"token"`
+	Key      string `json:"key" form:"key" db:"key"`
+	Token    string `json:"token" form:"token" db:"token"`
+	LastUsed string `json:"last_used" form:"last_used" db:"last_used"`
 }
 
 type Today struct {

api/app/v1/models/response.go

@@ -1,6 +1,6 @@
 package models
 
-type ResponseError struct {
+type Error struct {
 	Error string `json:"error"`
 }
 

api/app/v1/models/sql.go

@@ -0,0 +1,9 @@
+package models
+
+import "errors"
+
+var ErrNoRows = errors.New("no rows in result set")
+var ErrConnDone = errors.New("connection is already closed")
+var ErrTxDone = errors.New("transaction has already been committed or rolled back")
+
+var ErrNotFound = errors.New("record not found")

api/app/v1/platform/cache/cache.go

@@ -0,0 +1,12 @@
+package cache
+
+import (
+	"time"
+
+	gocache "github.com/patrickmn/go-cache"
+)
+
+func InMemory() *gocache.Cache {
+	cache := gocache.New(6*time.Hour, 6*time.Hour)
+	return cache
+}

api/go.mod

@@ -6,10 +6,12 @@ require (
 	github.com/Masterminds/squirrel v1.5.0
 	github.com/aldy505/bob v0.0.1
 	github.com/aldy505/phc-crypto v1.1.0
+	github.com/georgysavva/scany v0.2.9
 	github.com/getsentry/sentry-go v0.11.0
 	github.com/go-redis/redis/v8 v8.11.0
 	github.com/gofiber/fiber/v2 v2.14.0
 	github.com/gojek/heimdall/v7 v7.0.2
 	github.com/jackc/pgx/v4 v4.11.0
 	github.com/joho/godotenv v1.3.0
+	github.com/patrickmn/go-cache v2.1.0+incompatible
 )

api/go.sum

@@ -51,6 +51,8 @@ github.com/clbanning/x2j v0.0.0-20191024224557-825249438eec/go.mod h1:jMjuTZXRI4
 github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
 github.com/cockroachdb/apd v1.1.0 h1:3LFP3629v+1aKXU5Q37mxmRxX/pIu1nijXydLShEq5I=
 github.com/cockroachdb/apd v1.1.0/go.mod h1:8Sl8LxpKi29FqWXR16WEFZRNSz3SoPzUzeMeY4+DwBQ=
+github.com/cockroachdb/cockroach-go/v2 v2.0.3 h1:ZA346ACHIZctef6trOTwBAEvPVm1k0uLm/bb2Atc+S8=
+github.com/cockroachdb/cockroach-go/v2 v2.0.3/go.mod h1:hAuDgiVgDVkfirP9JnhXEfcXEPRKBpYdGz+l7mvYSzw=
 github.com/cockroachdb/datadriven v0.0.0-20190809214429-80d97fb3cbaa/go.mod h1:zn76sxSg3SzpJ0PPJaLDCu+Bu0Lg3sKTORVIj19EIF8=
 github.com/codahale/hdrhistogram v0.0.0-20161010025455-3a0bb77429bd/go.mod h1:sE/e/2PUdi/liOCUjSTXgM1o87ZssimdTWN964YiIeI=
 github.com/codegangsta/inject v0.0.0-20150114235600-33e0aa1cb7c0/go.mod h1:4Zcjuz89kmFXt9morQgcfYZAYZ5n8WHjt81YYWIwtTM=
@@ -67,6 +69,7 @@ github.com/creack/pty v1.1.7/go.mod h1:lj5s0c3V2DBrqTV7llrYr5NG6My20zk30Fl46Y7Do
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/denisenkom/go-mssqldb v0.0.0-20191124224453-732737034ffd/go.mod h1:xbL0rPBG9cCiLr28tMa8zpbdarY27NDyej4t/EjAShU=
 github.com/dgraph-io/badger v1.6.0/go.mod h1:zwt7syl517jmP8s94KqSxTlM6IMsdhYy6psNgSztDR4=
 github.com/dgrijalva/jwt-go v3.2.0+incompatible/go.mod h1:E3ru+11k8xSBh+hMPgOLZmtrrCbhqsmaPHjLKYnJCaQ=
 github.com/dgryski/go-farm v0.0.0-20190423205320-6a90982ecee2/go.mod h1:SqUrOPUnsFjfmXRMNPybcSiG0BgUW2AuFH8PAnS2iTw=
@@ -82,6 +85,7 @@ github.com/eknkc/amber v0.0.0-20171010120322-cdade1c07385/go.mod h1:0vRUJqYpeSZi
 github.com/envoyproxy/go-control-plane v0.6.9/go.mod h1:SBwIajubJHhxtWwsL9s8ss4safvEdbitLhGGK48rN6g=
 github.com/envoyproxy/go-control-plane v0.9.1-0.20191026205805-5f8ba28d4473/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4=
 github.com/envoyproxy/protoc-gen-validate v0.1.0/go.mod h1:iSmxcyjqTsJpI2R4NaDN7+kN2VEUnK/pcBlmesArF7c=
+github.com/erikstmartin/go-testdb v0.0.0-20160219214506-8d10e4a1bae5/go.mod h1:a2zkGnVExMxdzMo3M0Hi/3sEU+cWnZpSni0O6/Yb/P0=
 github.com/etcd-io/bbolt v1.3.3/go.mod h1:ZF2nL25h33cCyBtcyWeZ2/I3HQOfTP+0PIEvHjkjCrw=
 github.com/fasthttp-contrib/websocket v0.0.0-20160511215533-1f3b11f56072/go.mod h1:duJ4Jxv5lDcvg4QuQr0oowTf7dz4/CR8NtyCooz9HL8=
 github.com/fatih/color v1.7.0/go.mod h1:Zm6kSWBoL9eyXnKyktHP6abPY2pDugNf5KwzbycvMj4=
@@ -92,6 +96,8 @@ github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMo
 github.com/fsnotify/fsnotify v1.4.9 h1:hsms1Qyu0jgnwNXIxa+/V/PDsU6CfLf6CNO8H7IWoS4=
 github.com/fsnotify/fsnotify v1.4.9/go.mod h1:znqG4EE+3YCdAaPaxE2ZRY/06pZUdp0tY4IgpuI1SZQ=
 github.com/gavv/httpexpect v2.0.0+incompatible/go.mod h1:x+9tiU1YnrOvnB725RkpoLv1M62hOWzwo5OXotisrKc=
+github.com/georgysavva/scany v0.2.9 h1:Xt6rjYpHnMClTm/g+oZTnoSxUwiln5GqMNU+QeLNHQU=
+github.com/georgysavva/scany v0.2.9/go.mod h1:yeOeC1BdIdl6hOwy8uefL2WNSlseFzbhlG/frrh65SA=
 github.com/getsentry/sentry-go v0.11.0 h1:qro8uttJGvNAMr5CLcFI9CHR0aDzXl0Vs3Pmw/oTPg8=
 github.com/getsentry/sentry-go v0.11.0/go.mod h1:KBQIxiZAetw62Cj8Ri964vAEWVdgfaUCn30Q3bCvANo=
 github.com/ghodss/yaml v1.0.0/go.mod h1:4dBDuWmgqj2HViK6kFavaiC9ZROes6MMH2rRYeMEF04=
@@ -110,6 +116,7 @@ github.com/go-martini/martini v0.0.0-20170121215854-22fa46961aab/go.mod h1:/P9AE
 github.com/go-redis/redis/v8 v8.11.0 h1:O1Td0mQ8UFChQ3N9zFQqo6kTU2cJ+/it88gDB+zg0wo=
 github.com/go-redis/redis/v8 v8.11.0/go.mod h1:DLomh7y2e3ggQXQLd1YgmvIfecPJoFl7WU5SOQ/r06M=
 github.com/go-sql-driver/mysql v1.4.0/go.mod h1:zAC/RDZ24gD3HViQzih4MyKcchzm+sOG5ZlKdlhCg5w=
+github.com/go-sql-driver/mysql v1.4.1/go.mod h1:zAC/RDZ24gD3HViQzih4MyKcchzm+sOG5ZlKdlhCg5w=
 github.com/go-stack/stack v1.8.0/go.mod h1:v0f6uXyyMGvRgIKkXu+yp6POWl0qKG85gN/melR3HDY=
 github.com/gobwas/httphead v0.0.0-20180130184737-2c6c146eadee/go.mod h1:L0fX3K22YWvt/FAX9NnzrNzcI4wNYi9Yku4O0LKYflo=
 github.com/gobwas/pool v0.2.0/go.mod h1:q8bcK0KcYlCgd9e7WYLm9LpyS+YeLd8JVDW6WezmKEw=
@@ -126,6 +133,7 @@ github.com/gojek/heimdall/v7 v7.0.2 h1:+YutGXZ8oEWbCJIwjRnkKmoTl+Oxt1Urs3hc/FR0s
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@@ -206,6 +214,8 @@ github.com/jackc/pgconn v0.0.0-20190831204454-2fabfa3c18b7/go.mod h1:ZJKsE/KZfsU
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@@ -221,6 +231,8 @@ github.com/jackc/pgproto3/v2 v2.0.0-alpha1.0.20190609003834-432c2951c711/go.mod
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@@ -230,25 +242,36 @@ github.com/jackc/pgtype v0.0.0-20190421001408-4ed0de4755e0/go.mod h1:hdSHsc1V01C
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@@ -288,9 +311,11 @@ github.com/lann/ps v0.0.0-20150810152359-62de8c46ede0 h1:P6pPBnrTSX3DEVR4fDembhR
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@@ -307,6 +332,8 @@ github.com/mattn/go-isatty v0.0.8/go.mod h1:Iq45c/XA43vh69/j3iqttzPXn0bhXyGjM0Hd
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@@ -360,6 +387,8 @@ github.com/openzipkin/zipkin-go v0.2.1/go.mod h1:NaW6tEwdmWMaCDZzg8sh+IBNOxHMPnh
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@@ -408,8 +437,9 @@ github.com/schollz/closestmatch v2.1.0+incompatible/go.mod h1:RtP1ddjLong6gTkbtm
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@@ -487,12 +517,14 @@ golang.org/x/crypto v0.0.0-20180904163835-0709b304e793/go.mod h1:6SG95UA2DQfeDnf
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@@ -613,6 +645,7 @@ google.golang.org/api v0.3.1/go.mod h1:6wY9I6uQWHQ8EM57III9mq/AjF+i8G65rmVagqKMt
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+google.golang.org/appengine v1.6.5/go.mod h1:8WjMMxjGQR8xUklV/ARdw2HLXBOI7O7uCIDZVag1xfc=
 google.golang.org/genproto v0.0.0-20180817151627-c66870c02cf8/go.mod h1:JiN7NxoALGmiZfu7CAH4rXhgtRTLTxftemlI0sWmxmc=
 google.golang.org/genproto v0.0.0-20190307195333-5fe7a883aa19/go.mod h1:VzzqZJRnGkLBvHegQrXjBqPurQTc5/KpmUdxsrq26oE=
 google.golang.org/genproto v0.0.0-20190425155659-357c62f0e4bb/go.mod h1:VzzqZJRnGkLBvHegQrXjBqPurQTc5/KpmUdxsrq26oE=
@@ -653,6 +686,7 @@ gopkg.in/warnings.v0 v0.1.2/go.mod h1:jksf8JmL6Qr/oQM2OXTHunEvvTAsrWBLb6OOjuVWRN
 gopkg.in/yaml.v2 v2.0.0-20170812160011-eb3733d160e7/go.mod h1:JAlM8MvJe8wmxCU4Bli9HhUf9+ttbYbLASfIpnQbh74=
 gopkg.in/yaml.v2 v2.2.1/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
+gopkg.in/yaml.v2 v2.2.3/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.2.4/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.3.0 h1:clyUAQHOM3G0M3f5vQj7LuJrETvjVot3Z5el9nffUtU=
 gopkg.in/yaml.v2 v2.3.0/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=

api/main.go

@@ -13,6 +13,7 @@ import (
 	"github.com/gofiber/fiber/v2"
 	"github.com/gofiber/fiber/v2/middleware/cors"
 	"github.com/gofiber/fiber/v2/middleware/etag"
+	"github.com/gofiber/fiber/v2/middleware/favicon"
 	"github.com/gofiber/fiber/v2/middleware/limiter"
 	_ "github.com/joho/godotenv/autoload"
 )
@@ -46,10 +47,13 @@ func main() {
 	app.Use(cors.New())
 	app.Use(limiter.New(limiter.Config{
 		Max:          15,
-		Duration:     1 * time.Minute,
+		Expiration:   1 * time.Minute,
 		LimitReached: limitHandler,
 	}))
 	app.Use(etag.New())
+	app.Use(favicon.New(favicon.Config{
+		File: "./favicon.png",
+	}))
 
 	app.Mount("/v1", v1.New())