Makefile: add elvish and powershell completion

Not packaging those due to the lack of documentation on this.

Signed-off-by: renner <renner0@posteo.de>

Author: renner0e

Makefile

@@ -62,8 +62,10 @@ install: completion
 	install -D -m 0644 -t $(DESTDIR)$(prefix)/share/man/man5 target/man/*.5; \
 	install -D -m 0644 -t $(DESTDIR)$(prefix)/share/man/man8 target/man/*.8; \
 	install -D -m 0644 target/completion/bootc.bash $(DESTDIR)$(prefix)/share/bash-completion/completions/bootc
-	install -D -m 0644 target/completion/bootc.zsh $(DESTDIR)$(prefix)/share/zsh/site-functions/_bootc
+	install -D -m 0644 target/completion/bootc.elvish $(DESTDIR)$(prefix)/share/elvish/lib/bootc.elv
 	install -D -m 0644 target/completion/bootc.fish $(DESTDIR)$(prefix)/share/fish/vendor_completions.d/bootc.fish
+	install -D -m 0644 target/completion/bootc.powershell $(DESTDIR)$(prefix)/share/powershell/Modules/Bootc/Bootc.psm1
+	install -D -m 0644 target/completion/bootc.zsh $(DESTDIR)$(prefix)/share/zsh/site-functions/_bootc
 	install -D -m 0644 -t $(DESTDIR)/$(prefix)/lib/systemd/system systemd/*.service systemd/*.timer systemd/*.path systemd/*.target
 	install -D -m 0644 -t $(DESTDIR)/$(prefix)/share/doc/bootc/baseimage/base/usr/lib/ostree/ baseimage/base/usr/lib/ostree/prepare-root.conf
 	install -d -m 755 $(DESTDIR)/$(prefix)/share/doc/bootc/baseimage/base/sysroot

contrib/packaging/bootc.spec

@@ -164,9 +164,8 @@ chmod +x %{?buildroot}/%{system_reinstall_bootc_install_podman_path}
 touch %{?buildroot}/%{_docdir}/bootc/baseimage/base/sysroot/.keepdir
 find %{?buildroot}/%{_docdir} ! -type d -printf '%{_docdir}/%%P\n' | sort > bootcdoclist.txt
 
-install -Dpm 0644 target/completion/bootc.bash %{buildroot}%{bash_completions_dir}/bootc
-install -Dpm 0644 target/completion/bootc.zsh %{buildroot}%{zsh_completions_dir}/_bootc
-install -Dpm 0644 target/completion/bootc.fish %{buildroot}%{fish_completions_dir}/bootc.fish
+rm -f %{buildroot}/%{_prefix}/share/elvish/lib/bootc.elv
+rm -f %{buildroot}/%{_prefix}/share/powershell/Modules/Bootc/Bootc.psm1
 
 %if %{with check}
 %check