chore: deploy Forgejo v1.18.5-0

- Deploy Forgejo v1.18.5-0.
- Download the shasum file from Codeberg.

config

@@ -1 +1 @@
-Subproject commit f736015b1b0107f76f87004cc7a6957c84327bb4
+Subproject commit 9d75346be36d2a0384ad3be44dc4ebc06dbff5ce

magefiles/data/forgejo.json

@@ -1,4 +1,9 @@
 {
+  "1.18.5-0": {
+    "binary": "https://codeberg.org/attachments/415526b5-e483-45b6-9d46-a7078dcea461",
+    "signature": "https://codeberg.org/attachments/25cbf994-c045-4252-8c4f-34285d8905a1",
+    "shasum": "https://codeberg.org/attachments/79192b70-4bcf-4250-94e7-21085f04dd87"
+  },
   "1.18.3-2": {
     "binary": "https://codeberg.org/attachments/fd085cac-e462-413c-ab01-a1f36f6c1d24",
     "signature": "https://codeberg.org/attachments/a2c9b445-3077-4991-b616-50ddb2e12699"

magefiles/download_forgejo.go

@@ -94,6 +94,29 @@ func downloadForgejo(version string) error {
 
 	fmt.Printf("Downloaded %s with size %d.\n", signaturePath, size)
 
+	shasumPath := binaryPath + ".sha256"
+
+	shasum, err := os.Create(shasumPath)
+	if err != nil {
+		return fmt.Errorf("unable to create %s; %w", shasumPath, err)
+	}
+	defer shasum.Close()
+
+	shasumURL := m[version]["shasum"]
+
+	shasumResp, err := client.Get(shasumURL)
+	if err != nil {
+		return err
+	}
+	defer shasumResp.Body.Close()
+
+	size, err = io.Copy(shasum, shasumResp.Body)
+	if err != nil {
+		return nil
+	}
+
+	fmt.Printf("Downloaded %s with size %d.\n", shasumPath, size)
+
 	if err = sh.Run(
 		"gpg",
 		"--verify",