【Ruby on Rails】画像アップロード時に勝手に回転されて保存される

railsで画像アップロード機能を作ったのですが、safariで画像をアップロードしたときに画像が勝手に回転されて保存されます。
そこで、RMagickというgemを使おうとしたのですが、やたらエラーがでます。

linux
1Building native extensions. This could take a while...
2ERROR:  Error installing rmagick:
3        ERROR: Failed to build gem native extension.
4
5    current directory: /home/user/.rbenv/versions/2.6.5/lib/ruby/gems/2.6.0/gems/rmagick-4.0.0/ext/RMagick
6/home/user/.rbenv/versions/2.6.5/bin/ruby -I /home/user/.rbenv/versions/2.6.5/lib/ruby/site_ruby/2.6.0 -r ./siteconf20200118-22662-1arcm93.rb extconf.rb
7checking for brew... no
8checking for pacman... no
9checking for gcc... yes
10checking for pkg-config... yes
11
12Warning: Found more than one ImageMagick installation. This could cause problems at runtime.
13 - ImageMagick
14 - ImageMagick
15 - ImageMagick
16 - ImageMagick
17 - ImageMagick
18 - ImageMagick
19 - ImageMagick
20 - ImageMagick
21
22checking for outdated ImageMagick version (<= 6.7.7)... no
23checking for __GNUC__... yes
24checking for Ruby version >= 2.3.0... yes
25checking for magick/MagickCore.h... no
26
27
28ERROR: Can't install RMagick 4.0.0. Can't find magick/MagickCore.h.
29
30*** extconf.rb failed ***
31Could not create Makefile due to some reason, probably lack of necessary
32libraries and/or headers.  Check the mkmf.log file for more details.  You may
33need configuration options.Gem files will remain installed in /home/kyo/.rbenv/versions/2.6.5/lib/ruby/gems/2.6.0/gems/rmagick-4.0.0 for inspection.
34Provided configuration options:
35        --with-opt-dir
36        --without-opt-dir
37        --with-opt-include
38        --without-opt-include=${opt-dir}/include
39        --with-opt-lib
40        --without-opt-lib=${opt-dir}/lib
41        --with-make-prog
42        --without-make-prog
43        --srcdir=.
44        --curdir
45        --ruby=/home/user/.rbenv/versions/2.6.5/bin/$(RUBY_BASE_NAME)
46
47To see why this extension failed to compile, please check the mkmf.log which can be found here:
48
49  /home/user/.rbenv/versions/2.6.5/lib/ruby/gems/2.6.0/extensions/x86_64-linux/2.6.0/rmagick-4.0.0/mkmf.log
50
51extconf failed, exit code 1
52
53Gem files will remain installed in /home/user/.rbenv/versions/2.6.5/lib/ruby/gems/2.6.0/gems/rmagick-4.0.0 for inspection.
54Results logged to /home/user/.rbenv/versions/2.6.5/lib/ruby/gems/2.6.0/extensions/x86_64-linux/2.6.0/rmagick-4.0.0/gem_make.out