Use caddy as HTTP server

Makefile

@@ -12,11 +12,12 @@ build:
 run:
 	docker run -it --rm \
 		-p 2222:2222 \
-		-p 8080:8080 \
+		-p 8080:2015 \
 		-v "$(PWD)/data/repo:/fdroid/repo" \
 		-v "$(PWD)/data/metadata:/fdroid/metadata" \
 		-v "$(PWD)/data/keystore:/fdroid/keystore" \
-		-e "FDROID_REPO_URL=http://localhost:8080" \
+		-v "/etc/localtime:/etc/localtime:ro" \
+		-e "FDROID_REPO_HOST=0.0.0.0" \
 		-e "FDROID_REPO_NAME=My local repo" \
 		-e "FDROID_REPO_DESCRIPTION=My repo description" \
 		-e "FDROID_KEYSTORE_PASS=mykeystorepass" \