feat(mobile): make archives one-swipe and recoverable

.github/scripts/prepare-personal-android-preview.mjs

@@ -0,0 +1,106 @@
+import { readFile, writeFile } from "node:fs/promises";
+import path from "node:path";
+
+const [sourceRootArgument, versionCodeArgument] = process.argv.slice(2);
+
+if (!sourceRootArgument || !versionCodeArgument) {
+  throw new Error(
+    "Usage: prepare-personal-android-preview.mjs <source-root> <version-code>",
+  );
+}
+
+const sourceRoot = path.resolve(sourceRootArgument);
+const versionCode = Number(versionCodeArgument);
+
+if (
+  !Number.isSafeInteger(versionCode) ||
+  versionCode < 1 ||
+  versionCode > 2_100_000_000
+) {
+  throw new Error(`Invalid Android version code: ${versionCodeArgument}`);
+}
+
+function replaceOnce(contents, search, replacement, label) {
+  const firstIndex = contents.indexOf(search);
+  const lastIndex = contents.lastIndexOf(search);
+
+  if (firstIndex === -1) {
+    throw new Error(`Could not find ${label}`);
+  }
+
+  if (firstIndex !== lastIndex) {
+    throw new Error(`Found ${label} more than once`);
+  }
+
+  return `${contents.slice(0, firstIndex)}${replacement}${contents.slice(firstIndex + search.length)}`;
+}
+
+const manifestPath = path.join(
+  sourceRoot,
+  "apps/mobile/android/app/src/main/AndroidManifest.xml",
+);
+const buildGradlePath = path.join(
+  sourceRoot,
+  "apps/mobile/android/app/build.gradle",
+);
+
+let manifest = await readFile(manifestPath, "utf8");
+manifest = replaceOnce(
+  manifest,
+  '<meta-data android:name="expo.modules.updates.ENABLED" android:value="true"/>',
+  '<meta-data android:name="expo.modules.updates.ENABLED" android:value="false"/>',
+  "enabled Expo updates metadata",
+);
+await writeFile(manifestPath, manifest);
+
+let buildGradle = await readFile(buildGradlePath, "utf8");
+
+if (
+  !buildGradle.includes("namespace 'com.t3tools.t3code.preview'") ||
+  !buildGradle.includes("applicationId 'com.t3tools.t3code.preview'")
+) {
+  throw new Error("Refusing to sign a build that is not the Android preview variant");
+}
+
+const versionCodeMatches = [...buildGradle.matchAll(/^\s*versionCode \d+$/gm)];
+if (versionCodeMatches.length !== 1) {
+  throw new Error(
+    `Expected one generated versionCode declaration, found ${versionCodeMatches.length}`,
+  );
+}
+buildGradle = buildGradle.replace(
+  versionCodeMatches[0][0],
+  `        versionCode ${versionCode}`,
+);
+
+buildGradle = replaceOnce(
+  buildGradle,
+  "    signingConfigs {\n        debug {",
+  `    signingConfigs {
+        previewRelease {
+            storeFile file(System.getenv("T3CODE_PREVIEW_KEYSTORE_FILE"))
+            storePassword System.getenv("T3CODE_PREVIEW_KEYSTORE_PASSWORD")
+            keyAlias "t3code-preview"
+            keyPassword System.getenv("T3CODE_PREVIEW_KEYSTORE_PASSWORD")
+        }
+        debug {`,
+  "generated Android signingConfigs block",
+);
+
+const releaseBlockIndex = buildGradle.indexOf("        release {");
+const releaseSigning = "            signingConfig signingConfigs.debug";
+const releaseSigningIndex = buildGradle.indexOf(
+  releaseSigning,
+  releaseBlockIndex,
+);
+
+if (releaseBlockIndex === -1 || releaseSigningIndex === -1) {
+  throw new Error("Could not find the generated release signing configuration");
+}
+
+buildGradle = `${buildGradle.slice(0, releaseSigningIndex)}            signingConfig signingConfigs.previewRelease${buildGradle.slice(releaseSigningIndex + releaseSigning.length)}`;
+await writeFile(buildGradlePath, buildGradle);
+
+console.log(
+  `Prepared com.t3tools.t3code.preview versionCode ${versionCode} with private signing and official OTA updates disabled.`,
+);

.github/systemd/t3code-preview-dispatch.service

@@ -0,0 +1,15 @@
+[Unit]
+Description=Dispatch the personal T3 Code Android preview build
+Wants=network-online.target
+After=network-online.target
+
+[Service]
+Type=oneshot
+Environment=GH_CONFIG_DIR=/home/admin/.config/gh
+Environment=HOME=/home/admin
+ExecStart=/usr/bin/gh workflow run personal-android-preview.yml --repo Feighery89/t3code --ref main -f force_rebuild=false
+Restart=on-failure
+RestartSec=15min
+TimeoutStartSec=2min
+NoNewPrivileges=true
+PrivateTmp=true

.github/systemd/t3code-preview-dispatch.timer

@@ -0,0 +1,12 @@
+[Unit]
+Description=Check daily for a new personal T3 Code Android preview
+
+[Timer]
+OnCalendar=*-*-* 05:47:00 Europe/Dublin
+Persistent=true
+RandomizedDelaySec=20min
+AccuracySec=1min
+Unit=t3code-preview-dispatch.service
+
+[Install]
+WantedBy=timers.target