Add runwithprofile to run in copy of real profile

package.json

@@ -70,6 +70,7 @@
     "make-zip": "web-ext build --source-dir build --overwrite-dest",
     "pretty": "bash scripts/pretty.sh",
     "run": "web-ext run -s build/ -u 'paste.to'",
+    "runwithprofile": "node scripts/runwithprofile.js",
     "test": "yarn run build && web-ext build --source-dir ./build --overwrite-dest && jest --silent",
     "update-buildsystem": "rm -rf src/node_modules; yarn run clean",
     "watch": "echo 'watch is broken, use build instead'; exit 0;",

scripts/runwithprofile.js

@@ -0,0 +1,45 @@
+#!/usr/bin/env node
+
+const { spawnSync } = require("child_process")
+const fs = require("fs")
+const os = require("os")
+const path = require("path")
+
+const firefoxDir =
+    process.platform === "win32"
+        ? path.join(process.env.APPDATA || os.homedir(), "Mozilla", "Firefox")
+        : process.platform === "darwin"
+          ? path.join(os.homedir(), "Library", "Application Support", "Firefox")
+          : path.join(os.homedir(), ".mozilla", "firefox")
+
+function findDefaultProfile() {
+    const sections = []
+    let section
+    for (const line of fs.readFileSync(path.join(firefoxDir, "profiles.ini"), "utf8").split(/\r?\n/)) {
+        const header = line.trim().match(/^\[([^\]]+)\]$/)
+        if (header) {
+            section = { name: header[1] }
+            sections.push(section)
+        } else if (section) {
+            const separator = line.indexOf("=")
+            if (separator > 0) section[line.slice(0, separator)] = line.slice(separator + 1)
+        }
+    }
+    const profilePath =
+        sections.find(section => section.name.startsWith("Profile") && section.Name === "default-release")?.Path ??
+        sections.find(section => section.name.startsWith("Install") && section.Default)?.Default ??
+        sections.find(section => section.name.startsWith("Profile") && section.Default === "1")?.Path
+    if (!profilePath) throw new Error(`No default profile found in ${firefoxDir}`)
+    return path.isAbsolute(profilePath) ? profilePath : path.resolve(firefoxDir, profilePath)
+}
+
+try {
+    const profile = process.argv[2] || findDefaultProfile()
+    const command = process.platform === "win32" ? "web-ext.cmd" : "web-ext"
+    const result = spawnSync(command, ["run", "--source-dir", "build/", "--firefox", "deved", "--pre-install", "--firefox-profile", profile, "--no-reload", "--pref", "browser.startup.page=3", "--pref", "browser.sessionstore.resume_from_crash=true"], { stdio: "inherit" })
+    if (result.error) throw result.error
+    process.exitCode = result.status ?? 1
+} catch (error) {
+    console.error(`runwithprofile: ${error.message}`)
+    process.exitCode = 1
+}