Automatically deploy and update workers

Signed-off-by: ItalyPaleAle <43508+ItalyPaleAle@users.noreply.github.com>

bindings/cloudflare/queues/cfqueues.go

@@ -23,7 +23,9 @@ import (
 	"errors"
 	"fmt"
 	"io"
+	"mime/multipart"
 	"net/http"
+	"net/textproto"
 	"net/url"
 	"regexp"
 	"strconv"
@@ -33,9 +35,12 @@ import (
 	"github.com/lestrrat-go/jwx/v2/jwa"
 	"github.com/lestrrat-go/jwx/v2/jwt"
 	"github.com/mitchellh/mapstructure"
+	"k8s.io/utils/strings/slices"
 
 	"github.com/dapr/components-contrib/bindings"
+	cfworkercode "github.com/dapr/components-contrib/internal/component/cloudflare/worker-src/dist"
 	"github.com/dapr/kit/logger"
+	"github.com/dapr/kit/ptr"
 )
 
 const (
@@ -45,6 +50,9 @@ const (
 	tokenIssuer = "dapr.io/cloudflare"
 	// JWT token expiration
 	tokenExpiration = 5 * time.Minute
+	// Link to the documentation for the component
+	// TODO: Add link to docs
+	componentDocsUrl = "https://TODO"
 )
 
 // CFQueues is a binding for publishing messages on Cloudflare Queues
@@ -78,15 +86,231 @@ func (q *CFQueues) Init(metadata bindings.Metadata) error {
 		Timeout: time.Second * 30,
 	}
 
-	// TODO: Automatically create or update the worker
+	// Check if we're using an externally-managed worker
-	ok, err := q.checkWorker()
+	if q.metadata.WorkerURL != "" {
-	if err != nil {
+		q.logger.Info("Using externally-managed worker: " + q.metadata.WorkerURL)
-		q.logger.Errorf("The component could not be initialized because of an error: %v", err)
+		err = q.checkWorker(q.metadata.WorkerURL)
-		return err
+		if err != nil {
+			q.logger.Errorf("The component could not be initialized because the externally-managed worker cannot be used: %v", err)
+			return err
+		}
+	} else {
+		// We are using a Dapr-managed worker, so let's check if it exists or needs to be created or updated
+		err = q.setupWorker()
+		if err != nil {
+			q.logger.Errorf("The component could not be initialized because the worker cannot be created or updated: %v", err)
+			return err
+		}
 	}
-	if !ok {
+
-		q.logger.Errorf("The worker is running but it's on an old version and needs to be upgraded")
+	return nil
-		return errors.New("worker needs to be upgraded")
+}
+
+// Creates or upgrades the worker that is managed by Dapr.
+func (q *CFQueues) setupWorker() error {
+	// First, get the subdomain for the worker
+	// This also acts as a check for the API key
+	subdomain, err := q.getWorkersSubdomain()
+	if err != nil {
+		return fmt.Errorf("error retrieving the workers subdomain from the Cloudflare APIs: %w", err)
+	}
+
+	// Check if the worker exists and it's the supported version
+	// In case of error, any error, we will re-deploy the worker
+	workerUrl := fmt.Sprintf("https://%s.%s.workers.dev/", q.metadata.WorkerName, subdomain)
+	err = q.checkWorker(workerUrl)
+	if err != nil {
+		q.logger.Infof("Deploying updated worker at URL '%s'", workerUrl)
+		err = q.deployWorker()
+		if err != nil {
+			return fmt.Errorf("error deploying or updating the worker with the Cloudflare APIs: %w", err)
+		}
+
+		// Ensure the workers.dev route is enabled for the worker
+		err = q.enableWorkersDevRoute()
+		if err != nil {
+			return fmt.Errorf("error enabling the workers.dev route for the worker: %w", err)
+		}
+		q.logger.Infof("Deployed a new version of the worker at '%s'; note: it may take up to 30s for changes to propagate", workerUrl)
+	} else {
+		q.logger.Infof("Using worker at URL '%s'", workerUrl)
+	}
+
+	// Update the URL of the worker
+	q.metadata.WorkerURL = workerUrl
+
+	return nil
+}
+
+type cfGetWorkersSubdomainResponse struct {
+	Result struct {
+		Subdomain string `json:"subdomain"`
+	}
+}
+
+func (q *CFQueues) getWorkersSubdomain() (string, error) {
+	ctx, cancel := context.WithTimeout(q.ctx, 30*time.Second)
+	defer cancel()
+
+	req, err := http.NewRequestWithContext(ctx, "GET", "https://api.cloudflare.com/client/v4/accounts/"+q.metadata.CfAccountID+"/workers/subdomain", nil)
+	if err != nil {
+		return "", fmt.Errorf("error creating network request: %w", err)
+	}
+	req.Header.Set("Authorization", "Bearer "+q.metadata.CfAPIToken)
+	req.Header.Set("Content-Type", "application/json")
+
+	res, err := q.client.Do(req)
+	if err != nil {
+		return "", fmt.Errorf("error invoking the service: %w", err)
+	}
+	defer func() {
+		// Drain the body before closing it
+		_, _ = io.ReadAll(res.Body)
+		res.Body.Close()
+	}()
+	if res.StatusCode != http.StatusOK {
+		return "", fmt.Errorf("invalid response status code: %d", res.StatusCode)
+	}
+
+	var data cfGetWorkersSubdomainResponse
+	err = json.NewDecoder(res.Body).Decode(&data)
+	if err != nil {
+		return "", fmt.Errorf("invalid response format: %w", err)
+	}
+
+	if data.Result.Subdomain == "" {
+		return "", fmt.Errorf("response does not contain a value for 'subdomain'")
+	}
+
+	return data.Result.Subdomain, nil
+}
+
+type deployWorkerMetadata struct {
+	Main              string                         `json:"main_module"`
+	CompatibilityDate string                         `json:"compatibility_date"`
+	UsageModel        string                         `json:"usage_model"`
+	Bindings          []deployWorkerMetadata_Binding `json:"bindings,omitempty"`
+}
+
+type deployWorkerMetadata_Binding struct {
+	Name      string  `json:"name"`
+	Type      string  `json:"type"`
+	Text      *string `json:"text,omitempty"`
+	QueueName *string `json:"queue_name,omitempty"`
+}
+
+func (q *CFQueues) deployWorker() error {
+	// Get the public part of the key as PEM-encoded
+	pubKey := q.metadata.privKey.Public()
+	pubKeyDer, err := x509.MarshalPKIXPublicKey(pubKey)
+	if err != nil {
+		return fmt.Errorf("failed to marshal public key to PKIX: %w", err)
+	}
+	publicKeyPem := pem.EncodeToMemory(&pem.Block{
+		Type:  "PUBLIC KEY",
+		Bytes: pubKeyDer,
+	})
+
+	// Request body
+	buf := &bytes.Buffer{}
+	mpw := multipart.NewWriter(buf)
+	mh := textproto.MIMEHeader{}
+
+	// Script module
+	mh.Set("Content-Type", "application/javascript+module")
+	mh.Set("Content-Disposition", `form-data; name="worker.js"; filename="worker.js"`)
+	field, err := mpw.CreatePart(mh)
+	if err != nil {
+		return fmt.Errorf("failed to create field worker.js: %w", err)
+	}
+	_, err = field.Write(cfworkercode.WorkerScript)
+	if err != nil {
+		return fmt.Errorf("failed to write field worker.js: %w", err)
+	}
+
+	// Metadata
+	mh.Set("Content-Type", "application/json")
+	mh.Set("Content-Disposition", `form-data; name="metadata"; filename="metadata.json"`)
+	field, err = mpw.CreateFormField("metadata")
+	if err != nil {
+		return fmt.Errorf("failed to create field metadata: %w", err)
+	}
+	metadata := deployWorkerMetadata{
+		Main:              "worker.js",
+		CompatibilityDate: cfworkercode.CompatibilityDate,
+		UsageModel:        cfworkercode.UsageModel,
+		Bindings: []deployWorkerMetadata_Binding{
+			// Variables
+			{Type: "plain_text", Name: "PUBLIC_KEY", Text: ptr.Of(string(publicKeyPem))},
+			{Type: "plain_text", Name: "TOKEN_AUDIENCE", Text: &q.metadata.WorkerName},
+			// Queues
+			{Type: "queue", Name: q.metadata.QueueName, QueueName: &q.metadata.QueueName},
+		},
+	}
+	enc := json.NewEncoder(field)
+	enc.SetEscapeHTML(false)
+	err = enc.Encode(&metadata)
+	if err != nil {
+		return fmt.Errorf("failed to encode metadata as JSON: %w", err)
+	}
+
+	// Complete the body
+	err = mpw.Close()
+	if err != nil {
+		return fmt.Errorf("failed to close multipart body: %w", err)
+	}
+
+	// Make the request
+	ctx, cancel := context.WithTimeout(q.ctx, 30*time.Second)
+	defer cancel()
+
+	u := fmt.Sprintf("https://api.cloudflare.com/client/v4/accounts/%s/workers/scripts/%s", q.metadata.CfAccountID, q.metadata.WorkerName)
+	req, err := http.NewRequestWithContext(ctx, "PUT", u, buf)
+	if err != nil {
+		return fmt.Errorf("error creating network request: %w", err)
+	}
+	req.Header.Set("Authorization", "Bearer "+q.metadata.CfAPIToken)
+	req.Header.Set("Content-Type", mpw.FormDataContentType())
+
+	res, err := q.client.Do(req)
+	if err != nil {
+		return fmt.Errorf("error invoking the service: %w", err)
+	}
+	defer func() {
+		// Drain the body before closing it
+		_, _ = io.ReadAll(res.Body)
+		res.Body.Close()
+	}()
+	if res.StatusCode != http.StatusOK {
+		return fmt.Errorf("invalid response status code: %d", res.StatusCode)
+	}
+
+	return nil
+}
+
+func (q *CFQueues) enableWorkersDevRoute() error {
+	ctx, cancel := context.WithTimeout(q.ctx, 30*time.Second)
+	defer cancel()
+
+	u := fmt.Sprintf("https://api.cloudflare.com/client/v4/accounts/%s/workers/scripts/%s/subdomain", q.metadata.CfAccountID, q.metadata.WorkerName)
+	req, err := http.NewRequestWithContext(ctx, "POST", u, strings.NewReader(`{"enabled": true}`))
+	if err != nil {
+		return fmt.Errorf("error creating network request: %w", err)
+	}
+	req.Header.Set("Authorization", "Bearer "+q.metadata.CfAPIToken)
+	req.Header.Set("Content-Type", "application/json")
+
+	res, err := q.client.Do(req)
+	if err != nil {
+		return fmt.Errorf("error invoking the service: %w", err)
+	}
+	defer func() {
+		// Drain the body before closing it
+		_, _ = io.ReadAll(res.Body)
+		res.Body.Close()
+	}()
+	if res.StatusCode != http.StatusOK {
+		return fmt.Errorf("invalid response status code: %d", res.StatusCode)
 	}
 
 	return nil
@@ -97,26 +321,25 @@ type infoEndpointResponse struct {
 	Queues  []string `json:"queues"`
 }
 
-// Check the worker to ensure it's available and it's using a supported version.
+// Check a worker to ensure it's available and it's using a supported version.
-// In case the worker needs to be updated, the method returns false and no error
+func (q *CFQueues) checkWorker(workerURL string) error {
-func (q *CFQueues) checkWorker() (bool, error) {
 	token, err := q.createToken()
 	if err != nil {
-		return false, fmt.Errorf("failed to create authorization token: %w", err)
+		return fmt.Errorf("failed to create authorization token: %w", err)
 	}
 
 	ctx, cancel := context.WithTimeout(q.ctx, 30*time.Second)
 	defer cancel()
 
-	req, err := http.NewRequestWithContext(ctx, "GET", q.metadata.WorkerURL+".well-known/dapr/info", nil)
+	req, err := http.NewRequestWithContext(ctx, "GET", workerURL+".well-known/dapr/info", nil)
 	if err != nil {
-		return false, fmt.Errorf("error creating network request: %w", err)
+		return fmt.Errorf("error creating network request: %w", err)
 	}
 	req.Header.Set("Authorization", "Bearer "+token)
 
 	res, err := q.client.Do(req)
 	if err != nil {
-		return false, fmt.Errorf("error invoking the worker: %w", err)
+		return fmt.Errorf("error invoking the worker: %w", err)
 	}
 	defer func() {
 		// Drain the body before closing it
@@ -124,22 +347,25 @@ func (q *CFQueues) checkWorker() (bool, error) {
 		res.Body.Close()
 	}()
 	if res.StatusCode != http.StatusOK {
-		return false, fmt.Errorf("invalid response status code: %d", res.StatusCode)
+		return fmt.Errorf("invalid response status code: %d", res.StatusCode)
 	}
 
 	var data infoEndpointResponse
 	err = json.NewDecoder(res.Body).Decode(&data)
 	if err != nil {
-		return false, fmt.Errorf("invalid response from the worker: %w", err)
+		return fmt.Errorf("invalid response from the worker: %w", err)
 	}
 
 	version, _ := strconv.Atoi(data.Version)
 	if version < minWorkerVersion {
-		// Return no error indicating that the version is too low
+		return fmt.Errorf("the worker is running an outdated version '%d'; please upgrade the worker per instructions in the documentation at %s", version, componentDocsUrl)
-		return false, nil
 	}
 
-	return true, nil
+	if !slices.Contains(data.Queues, q.metadata.QueueName) {
+		return fmt.Errorf("the worker is not bound to the queue '%s'; please re-deploy the worker with the correct bindings per instructions in the documentation at %s", q.metadata.QueueName, componentDocsUrl)
+	}
+
+	return nil
 }
 
 // Operations returns the supported operations for this binding.
@@ -159,12 +385,6 @@ func (q *CFQueues) Invoke(ctx context.Context, req *bindings.InvokeRequest) (*bi
 
 // Handler for invoke operations for publishing messages to the Workers Queue
 func (q *CFQueues) invokePublish(parentCtx context.Context, ir *bindings.InvokeRequest) (*bindings.InvokeResponse, error) {
-	md := publishRequestMetadata{}
-	err := md.FromMetadata(ir.Metadata)
-	if err != nil {
-		return nil, fmt.Errorf("invalid request: %w", err)
-	}
-
 	token, err := q.createToken()
 	if err != nil {
 		return nil, fmt.Errorf("failed to create authorization token: %w", err)
@@ -178,7 +398,7 @@ func (q *CFQueues) invokePublish(parentCtx context.Context, ir *bindings.InvokeR
 		ir.Data = []byte(d)
 	}
 
-	req, err := http.NewRequestWithContext(ctx, "POST", q.metadata.WorkerURL+"publish/"+md.QueueName, bytes.NewReader(ir.Data))
+	req, err := http.NewRequestWithContext(ctx, "POST", q.metadata.WorkerURL+"publish/"+q.metadata.QueueName, bytes.NewReader(ir.Data))
 	if err != nil {
 		return nil, fmt.Errorf("error creating network request: %w", err)
 	}
@@ -230,38 +450,57 @@ func (q *CFQueues) Close() error {
 	return nil
 }
 
+// Component metadata struct.
+// The component can be initialized in two ways:
+// - Instantiate the component with a "workerURL": assumes a worker that has been pre-deployed and it's ready to be used; we will not need API tokens
+// - Instantiate the component with a "cfAPIToken" and "cfAccountID": Dapr will take care of creating the worker if it doesn't exist (or upgrade it if needed)
 type componentMetadata struct {
-	WorkerURL  string `mapstructure:"workerUrl"`
+	QueueName   string `mapstructure:"queueName"`
-	Key        string `mapstructure:"key"`
+	WorkerURL   string `mapstructure:"workerUrl"`
-	WorkerName string `mapstructure:"workerName"`
+	CfAPIToken  string `mapstructure:"cfAPIToken"`
+	CfAccountID string `mapstructure:"cfAccountID"`
+	Key         string `mapstructure:"key"`
+	WorkerName  string `mapstructure:"workerName"`
 
 	privKey ed25519.PrivateKey
 }
 
-// Validate the metadata object
+var queueNameValidation = regexp.MustCompile("^([a-zA-Z0-9_\\-\\.]+)$")
+
+// Validate the metadata object.
 func (m *componentMetadata) Validate() error {
+	// Option 1: check if we have a workerURL
+	if m.WorkerURL != "" {
+		u, err := url.Parse(m.WorkerURL)
+		if err != nil {
+			return fmt.Errorf("invalid property 'workerUrl': %w", err)
+		}
+		if u.Scheme != "https" && u.Scheme != "http" {
+			return errors.New("invalid property 'workerUrl': unsupported scheme")
+		}
+		// Re-set the URL to make sure it's sanitized
+		m.WorkerURL = u.String()
+		if !strings.HasSuffix(m.WorkerURL, "/") {
+			m.WorkerURL += "/"
+		}
+	} else if m.CfAPIToken == "" || m.CfAccountID == "" {
+		// Option 2: we need cfAPIToken and cfAccountID
+		return errors.New("invalid component metadata: either 'workerUrl' or the combination of 'cfAPIToken'/'cfAccountID' is required")
+	}
+
+	// QueueName
+	if m.QueueName == "" {
+		return errors.New("property 'queueName' is required")
+	}
+	if !queueNameValidation.MatchString(m.QueueName) {
+		return errors.New("metadata property 'queueName' is invalid")
+	}
+
 	// WorkerName
 	if m.WorkerName == "" {
 		return errors.New("property 'workerName' is required")
 	}
 
-	// WorkerURL
-	if m.WorkerURL == "" {
-		return errors.New("property 'workerUrl' is required")
-	}
-	u, err := url.Parse(m.WorkerURL)
-	if err != nil {
-		return fmt.Errorf("invalid property 'workerUrl': %w", err)
-	}
-	if u.Scheme != "https" && u.Scheme != "http" {
-		return errors.New("invalid property 'workerUrl': unsupported scheme")
-	}
-	// Re-set the URL to make sure it's sanitized
-	m.WorkerURL = u.String()
-	if !strings.HasSuffix(m.WorkerURL, "/") {
-		m.WorkerURL += "/"
-	}
-
 	// Key
 	if m.Key == "" {
 		return errors.New("property 'key' is required")
@@ -285,25 +524,3 @@ func (m *componentMetadata) Validate() error {
 
 	return nil
 }
-
-type publishRequestMetadata struct {
-	QueueName string
-}
-
-var queueNameValidation = regexp.MustCompile("^([a-zA-Z0-9_\\-\\.]+)$")
-
-func (m *publishRequestMetadata) FromMetadata(md map[string]string) error {
-	if len(md) == 0 {
-		return errors.New("metata property 'queue' is required")
-	}
-
-	m.QueueName = md["queue"]
-	if m.QueueName == "" {
-		return errors.New("metata property 'queue' is required")
-	}
-	if !queueNameValidation.MatchString(m.QueueName) {
-		return errors.New("metadata property 'queue' is invalid")
-	}
-
-	return nil
-}

internal/component/cloudflare/worker-src/.gitignore

@@ -143,7 +143,6 @@ out
 
 # Nuxt.js build / generate output
 .nuxt
-dist
 
 # Gatsby files
 .cache/

internal/component/cloudflare/worker-src/dist/worker.go

@@ -0,0 +1,30 @@
+/*
+Copyright 2022 The Dapr Authors
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+    http://www.apache.org/licenses/LICENSE-2.0
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package cfworkercode
+
+import (
+	// Allow using go:embed
+	_ "embed"
+)
+
+// Contains the source code for the worker.
+//
+//go:embed worker.js
+var WorkerScript []byte
+
+// Value for compatibility_date.
+const CompatibilityDate = "2022-12-09"
+
+// Value for usage_model.
+const UsageModel = "bundled"

internal/component/cloudflare/worker-src/package-lock.json

@@ -14,6 +14,7 @@
             },
             "devDependencies": {
                 "@cloudflare/workers-types": "^4.20221111.1",
+                "esbuild": "^0.16.4",
                 "prettier": "^2.8.1",
                 "typescript": "^4.9.4",
                 "wrangler": "^2.6.2"
@@ -56,6 +57,358 @@
                 "esbuild": "*"
             }
         },
+        "node_modules/@esbuild/android-arm": {
+            "version": "0.16.4",
+            "resolved": "https://registry.npmjs.org/@esbuild/android-arm/-/android-arm-0.16.4.tgz",
+            "integrity": "sha512-rZzb7r22m20S1S7ufIc6DC6W659yxoOrl7sKP1nCYhuvUlnCFHVSbATG4keGUtV8rDz11sRRDbWkvQZpzPaHiw==",
+            "cpu": [
+                "arm"
+            ],
+            "dev": true,
+            "optional": true,
+            "os": [
+                "android"
+            ],
+            "engines": {
+                "node": ">=12"
+            }
+        },
+        "node_modules/@esbuild/android-arm64": {
+            "version": "0.16.4",
+            "resolved": "https://registry.npmjs.org/@esbuild/android-arm64/-/android-arm64-0.16.4.tgz",
+            "integrity": "sha512-VPuTzXFm/m2fcGfN6CiwZTlLzxrKsWbPkG7ArRFpuxyaHUm/XFHQPD4xNwZT6uUmpIHhnSjcaCmcla8COzmZ5Q==",
+            "cpu": [
+                "arm64"
+            ],
+            "dev": true,
+            "optional": true,
+            "os": [
+                "android"
+            ],
+            "engines": {
+                "node": ">=12"
+            }
+        },
+        "node_modules/@esbuild/android-x64": {
+            "version": "0.16.4",
+            "resolved": "https://registry.npmjs.org/@esbuild/android-x64/-/android-x64-0.16.4.tgz",
+            "integrity": "sha512-MW+B2O++BkcOfMWmuHXB15/l1i7wXhJFqbJhp82IBOais8RBEQv2vQz/jHrDEHaY2X0QY7Wfw86SBL2PbVOr0g==",
+            "cpu": [
+                "x64"
+            ],
+            "dev": true,
+            "optional": true,
+            "os": [
+                "android"
+            ],
+            "engines": {
+                "node": ">=12"
+            }
+        },
+        "node_modules/@esbuild/darwin-arm64": {
+            "version": "0.16.4",
+            "resolved": "https://registry.npmjs.org/@esbuild/darwin-arm64/-/darwin-arm64-0.16.4.tgz",
+            "integrity": "sha512-a28X1O//aOfxwJVZVs7ZfM8Tyih2Za4nKJrBwW5Wm4yKsnwBy9aiS/xwpxiiTRttw3EaTg4Srerhcm6z0bu9Wg==",
+            "cpu": [
+                "arm64"
+            ],
+            "dev": true,
+            "optional": true,
+            "os": [
+                "darwin"
+            ],
+            "engines": {
+                "node": ">=12"
+            }
+        },
+        "node_modules/@esbuild/darwin-x64": {
+            "version": "0.16.4",
+            "resolved": "https://registry.npmjs.org/@esbuild/darwin-x64/-/darwin-x64-0.16.4.tgz",
+            "integrity": "sha512-e3doCr6Ecfwd7VzlaQqEPrnbvvPjE9uoTpxG5pyLzr2rI2NMjDHmvY1E5EO81O/e9TUOLLkXA5m6T8lfjK9yAA==",
+            "cpu": [
+                "x64"
+            ],
+            "dev": true,
+            "optional": true,
+            "os": [
+                "darwin"
+            ],
+            "engines": {
+                "node": ">=12"
+            }
+        },
+        "node_modules/@esbuild/freebsd-arm64": {
+            "version": "0.16.4",
+            "resolved": "https://registry.npmjs.org/@esbuild/freebsd-arm64/-/freebsd-arm64-0.16.4.tgz",
+            "integrity": "sha512-Oup3G/QxBgvvqnXWrBed7xxkFNwAwJVHZcklWyQt7YCAL5bfUkaa6FVWnR78rNQiM8MqqLiT6ZTZSdUFuVIg1w==",
+            "cpu": [
+                "arm64"
+            ],
+            "dev": true,
+            "optional": true,
+            "os": [
+                "freebsd"
+            ],
+            "engines": {
+                "node": ">=12"
+            }
+        },
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+            "optional": true
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+        "@esbuild/sunos-x64": {
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+            "resolved": "https://registry.npmjs.org/@esbuild/sunos-x64/-/sunos-x64-0.16.4.tgz",
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+            "optional": true
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+        "@esbuild/win32-arm64": {
+            "version": "0.16.4",
+            "resolved": "https://registry.npmjs.org/@esbuild/win32-arm64/-/win32-arm64-0.16.4.tgz",
+            "integrity": "sha512-yYiRDQcqLYQSvNQcBKN7XogbrSvBE45FEQdH8fuXPl7cngzkCvpsG2H9Uey39IjQ6gqqc+Q4VXYHsQcKW0OMjQ==",
+            "dev": true,
+            "optional": true
+        },
+        "@esbuild/win32-ia32": {
+            "version": "0.16.4",
+            "resolved": "https://registry.npmjs.org/@esbuild/win32-ia32/-/win32-ia32-0.16.4.tgz",
+            "integrity": "sha512-5rabnGIqexekYkh9zXG5waotq8mrdlRoBqAktjx2W3kb0zsI83mdCwrcAeKYirnUaTGztR5TxXcXmQrEzny83w==",
+            "dev": true,
+            "optional": true
+        },
+        "@esbuild/win32-x64": {
+            "version": "0.16.4",
+            "resolved": "https://registry.npmjs.org/@esbuild/win32-x64/-/win32-x64-0.16.4.tgz",
+            "integrity": "sha512-sN/I8FMPtmtT2Yw+Dly8Ur5vQ5a/RmC8hW7jO9PtPSQUPkowxWpcUZnqOggU7VwyT3Xkj6vcXWd3V/qTXwultQ==",
+            "dev": true,
+            "optional": true
+        },
         "@iarna/toml": {
             "version": "2.2.5",
             "resolved": "https://registry.npmjs.org/@iarna/toml/-/toml-2.2.5.tgz",
@@ -1946,31 +2490,33 @@
             "dev": true
         },
         "esbuild": {
-            "version": "0.14.51",
+            "version": "0.16.4",
-            "resolved": "https://registry.npmjs.org/esbuild/-/esbuild-0.14.51.tgz",
+            "resolved": "https://registry.npmjs.org/esbuild/-/esbuild-0.16.4.tgz",
-            "integrity": "sha512-+CvnDitD7Q5sT7F+FM65sWkF8wJRf+j9fPcprxYV4j+ohmzVj2W7caUqH2s5kCaCJAfcAICjSlKhDCcvDpU7nw==",
+            "integrity": "sha512-qQrPMQpPTWf8jHugLWHoGqZjApyx3OEm76dlTXobHwh/EBbavbRdjXdYi/GWr43GyN0sfpap14GPkb05NH3ROA==",
             "dev": true,
             "requires": {
-                "esbuild-android-64": "0.14.51",
+                "@esbuild/android-arm": "0.16.4",
-                "esbuild-android-arm64": "0.14.51",
+                "@esbuild/android-arm64": "0.16.4",
-                "esbuild-darwin-64": "0.14.51",
+                "@esbuild/android-x64": "0.16.4",
-                "esbuild-darwin-arm64": "0.14.51",
+                "@esbuild/darwin-arm64": "0.16.4",
-                "esbuild-freebsd-64": "0.14.51",
+                "@esbuild/darwin-x64": "0.16.4",
-                "esbuild-freebsd-arm64": "0.14.51",
+                "@esbuild/freebsd-arm64": "0.16.4",
-                "esbuild-linux-32": "0.14.51",
+                "@esbuild/freebsd-x64": "0.16.4",
-                "esbuild-linux-64": "0.14.51",
+                "@esbuild/linux-arm": "0.16.4",
-                "esbuild-linux-arm": "0.14.51",
+                "@esbuild/linux-arm64": "0.16.4",
-                "esbuild-linux-arm64": "0.14.51",
+                "@esbuild/linux-ia32": "0.16.4",
-                "esbuild-linux-mips64le": "0.14.51",
+                "@esbuild/linux-loong64": "0.16.4",
-                "esbuild-linux-ppc64le": "0.14.51",
+                "@esbuild/linux-mips64el": "0.16.4",
-                "esbuild-linux-riscv64": "0.14.51",
+                "@esbuild/linux-ppc64": "0.16.4",
-                "esbuild-linux-s390x": "0.14.51",
+                "@esbuild/linux-riscv64": "0.16.4",
-                "esbuild-netbsd-64": "0.14.51",
+                "@esbuild/linux-s390x": "0.16.4",
-                "esbuild-openbsd-64": "0.14.51",
+                "@esbuild/linux-x64": "0.16.4",
-                "esbuild-sunos-64": "0.14.51",
+                "@esbuild/netbsd-x64": "0.16.4",
-                "esbuild-windows-32": "0.14.51",
+                "@esbuild/openbsd-x64": "0.16.4",
-                "esbuild-windows-64": "0.14.51",
+                "@esbuild/sunos-x64": "0.16.4",
-                "esbuild-windows-arm64": "0.14.51"
+                "@esbuild/win32-arm64": "0.16.4",
+                "@esbuild/win32-ia32": "0.16.4",
+                "@esbuild/win32-x64": "0.16.4"
             }
         },
         "esbuild-android-64": {
@@ -2610,6 +3156,36 @@
                 "selfsigned": "^2.0.1",
                 "source-map": "^0.7.4",
                 "xxhash-wasm": "^1.0.1"
+            },
+            "dependencies": {
+                "esbuild": {
+                    "version": "0.14.51",
+                    "resolved": "https://registry.npmjs.org/esbuild/-/esbuild-0.14.51.tgz",
+                    "integrity": "sha512-+CvnDitD7Q5sT7F+FM65sWkF8wJRf+j9fPcprxYV4j+ohmzVj2W7caUqH2s5kCaCJAfcAICjSlKhDCcvDpU7nw==",
+                    "dev": true,
+                    "requires": {
+                        "esbuild-android-64": "0.14.51",
+                        "esbuild-android-arm64": "0.14.51",
+                        "esbuild-darwin-64": "0.14.51",
+                        "esbuild-darwin-arm64": "0.14.51",
+                        "esbuild-freebsd-64": "0.14.51",
+                        "esbuild-freebsd-arm64": "0.14.51",
+                        "esbuild-linux-32": "0.14.51",
+                        "esbuild-linux-64": "0.14.51",
+                        "esbuild-linux-arm": "0.14.51",
+                        "esbuild-linux-arm64": "0.14.51",
+                        "esbuild-linux-mips64le": "0.14.51",
+                        "esbuild-linux-ppc64le": "0.14.51",
+                        "esbuild-linux-riscv64": "0.14.51",
+                        "esbuild-linux-s390x": "0.14.51",
+                        "esbuild-netbsd-64": "0.14.51",
+                        "esbuild-openbsd-64": "0.14.51",
+                        "esbuild-sunos-64": "0.14.51",
+                        "esbuild-windows-32": "0.14.51",
+                        "esbuild-windows-64": "0.14.51",
+                        "esbuild-windows-arm64": "0.14.51"
+                    }
+                }
             }
         },
         "ws": {

internal/component/cloudflare/worker-src/package.json

@@ -5,6 +5,7 @@
     "version": "20221209",
     "main": "worker.ts",
     "scripts": {
+        "build": "esbuild --bundle --minify --outfile=./dist/worker.js --format=esm --platform=browser worker.ts",
         "start": "wrangler dev --local",
         "format": "prettier --write ."
     },
@@ -12,6 +13,7 @@
     "license": "Apache2",
     "devDependencies": {
         "@cloudflare/workers-types": "^4.20221111.1",
+        "esbuild": "^0.16.4",
         "prettier": "^2.8.1",
         "typescript": "^4.9.4",
         "wrangler": "^2.6.2"