mikutterのappimageを実行した環境のアーキテクチャでやっていきする改変と、gir1.2-glib-2.0はいるんじゃないですかねえしらんけど

mikutter-appimage.diff

diff --git a/deployment/appimage/Dockerfile b/deployment/appimage/Dockerfile
index 839ec539..c72827fc 100644
--- a/deployment/appimage/Dockerfile
+++ b/deployment/appimage/Dockerfile
@@ -1,4 +1,4 @@
-FROM ubuntu:16.04
+FROM debian:buster
 
 ARG ruby_version=2.6.3
 ARG APPDIR=/AppDir
@@ -9,12 +9,13 @@ RUN apt update && apt install -y \
     build-essential \
     libssl-dev \
     libreadline6-dev \
-    libgdbm3 \
+    libgdbm6 \
     libgdbm-dev \
     zlib1g-dev \
     libglib2.0-dev \
     libatk1.0-dev \
     libcairo2-dev \
+    gir1.2-glib-2.0 \
     libgirepository1.0-dev \
     libgdk-pixbuf2.0-dev \
     libpango1.0-dev \
@@ -40,6 +41,7 @@ RUN wget -q https://cache.ruby-lang.org/pub/ruby/2.6/ruby-$ruby_version.tar.gz &
         cp -v BSDL COPYING* GPL LEGAL README* $APPDIR/usr/lib/ruby
 
 COPY AppRun mikutter.desktop gen_appimage.sh /
+COPY bin/ /bin/
 
 ENV VOLUME /volume
 
diff --git a/deployment/appimage/gen_appimage.sh b/deployment/appimage/gen_appimage.sh
index a6deffc9..74080bee 100755
--- a/deployment/appimage/gen_appimage.sh
+++ b/deployment/appimage/gen_appimage.sh
@@ -15,9 +15,18 @@ git --git-dir=$REPO/.git/ archive --format=tar --prefix=mikutter/ HEAD | tar xf
 
 BUILD_DIR="$PWD"/mikutter
 APPDIR="$PWD"/AppDir
+
+echo "--> check the archtecture"
 set +u
 [[ -z "$ARCH" ]] && export ARCH="$(arch)"
+if [ "$ARCH" == "armv7l" ] ; then
+  # Perhaps this is Raspberry Pi.
+  ARCH="armhf"
+fi
+[[ -z "$ARCH_ENV" ]] && export ARCH_ENV="$(gcc -v 2>&1 | grep Target | awk '{print $2}')"
 set -u
+echo $ARCH $ARCH_ENV
+
 APP=mikutter
 VERSION=$(git -C "$REPO" describe --tags --abbrev=0)
 
@@ -44,10 +53,14 @@ echo "--> get exec.so"
 # outside of the AppImage
 # see https://github.com/darealshinji/AppImageKit-checkrt/pull/11
 mkdir -p $APPDIR/usr/optional || true
-wget -q -O $APPDIR/usr/optional/exec.so https://github.com/darealshinji/AppImageKit-checkrt/releases/download/continuous/exec-x86_64.so
+if [ -e bin/$ARCH/exec.so ] ; then
+  mv bin/$ARCH/exec.so $APPDIR/usr/optional/exec.so
+else
+  wget -q -O $APPDIR/usr/optional/exec.so https://github.com/darealshinji/AppImageKit-checkrt/releases/download/continuous/exec-$ARCH.so
+fi
 
 echo "--> copy Typelibs for gobject-introspection gem"
-cp -av /usr/lib/girepository-* $APPDIR/usr/lib
+cp -av /usr/lib/$ARCH_ENV/girepository-* $APPDIR/usr/lib
 
 # echo "--> patch away absolute paths"
 # for gobject-introspection gem
@@ -72,12 +85,16 @@ cp "$BUILD_DIR"/core/skin/data/icon.png mikutter.png
 chmod +x AppRun
 
 echo "--> get linuxdeploy"
-wget -q https://github.com/linuxdeploy/linuxdeploy/releases/download/continuous/linuxdeploy-x86_64.AppImage
-chmod +x linuxdeploy-x86_64.AppImage
+if [ -e bin/$ARCH/linuxdeploy.AppImage ] ; then
+  mv bin/$ARCH/linuxdeploy.AppImage .
+else
+  wget -q -O linuxdeploy.AppImage https://github.com/linuxdeploy/linuxdeploy/releases/download/continuous/linuxdeploy-$ARCH.AppImage
+fi
+chmod +x linuxdeploy.AppImage
 
 export OUTPUT=$APP-$VERSION-$ARCH.AppImage
 
-./linuxdeploy-x86_64.AppImage --appimage-extract
+./linuxdeploy.AppImage --appimage-extract
 
 ./squashfs-root/AppRun \
   --appdir $APPDIR \