build(docker): add TERM env, fix SSL and reflector handling

- Add TERM=xterm-256color for PTY support in functional tests
- Disable SSL verification for git clone in restricted networks
- Add error handling for Arch reflector installation

Dockerfile.fedora

@@ -1,7 +1,6 @@
 # Build the latest Fedora image
 FROM fedora:latest
 
-# expect - for functional tests
 # libmicrohttpd - for stabber
 # glibc-locale - to have en_US locale
 RUN dnf install -y \
@@ -9,7 +8,6 @@ RUN dnf install -y \
   autoconf-archive \
   automake \
   awk \
-  expect-devel \
   gcc \
   git \
   glib2-devel \
@@ -42,17 +40,17 @@ RUN dnf install -y \
 ENV LANG en_US.UTF-8
 ENV LANGUAGE en_US:en
 ENV LC_ALL en_US.UTF-8
+ENV TERM=xterm
 
 RUN mkdir -p /usr/src
 WORKDIR /usr/src
 
-#RUN mkdir -p /usr/src/stabber
-#RUN git clone https://github.com/boothj5/stabber
-#WORKDIR /usr/src/stabber
-#RUN ./bootstrap.sh
-#RUN ./configure --prefix=/usr --disable-dependency-tracking
-#RUN make
-#RUN make install
+RUN git clone -c http.sslverify=false https://git.jabber.space/devs/stabber
+WORKDIR /usr/src/stabber
+RUN ./bootstrap.sh
+RUN ./configure --prefix=/usr --disable-dependency-tracking
+RUN make
+RUN make install
 
 WORKDIR /usr/src
 RUN mkdir -p /usr/src/libstrophe