Airship\Engine\Continuum\Installer::easyInstall PHP Method

    public function easyInstall() : bool
    {
        try {
            $install = $this->download();
            if (!$this->verifySignature($install)) {
                self::$continuumLogger->store(LogLevel::ALERT, 'Install failed -- invalid signature', $this->getLogContext($install));
                return false;
            }
            if (!$this->verifyMerkleRoot($install)) {
                self::$continuumLogger->store(LogLevel::ALERT, 'Install failed -- Merkle root mismatch', $this->getLogContext($install));
                return false;
            }
            if (!$this->verifyChecksum($install)) {
                return false;
            }
            if (!$this->install($install)) {
                self::$continuumLogger->store(LogLevel::ALERT, 'Install failed -- checksum not registered in Keyggdrasil', $this->getLogContext($install));
                return false;
            }
            // Clear the cache, since we just installed something.
            $this->markPackageInstalled($install);
            $this->clearCache();
            return true;
        } catch (\Throwable $ex) {
            $this->log($ex->getMessage(), LogLevel::ERROR, ['exception_type' => \get_class($ex), 'exception' => \Airship\throwableToArray($ex)]);
        }
        // Easy mode just returns false.
        return false;
    }