added api method to post a new antechamber message

README.md

@@ -82,3 +82,8 @@ To request the message contents of the antechamber for a team (with an optional
     export TEAM_SLUG=ateam
     curl "$OCELOTS_URL/api/antechamber/$TEAM_SLUG?auth_token=$OCELOTS_AUTH_TOKEN"
     curl "$OCELOTS_URL/api/antechamber/$TEAM_SLUG?auth_token=$OCELOTS_AUTH_TOKEN&from=23"
+
+To add a new message:
+
+    export TEAM_SLUG=ateam
+    curl -d '{"content":"message"}' "$OCELOTS_URL/api/antechamber/$TEAM_SLUG?auth_token=$OCELOTS_AUTH_TOKEN"

app/controllers/api/antechamber_controller.rb

@@ -12,5 +12,17 @@ module Api
       end
       render json: messages.map(&:api_attributes)
     end
+
+    def create
+      message = nil
+      with_team do |team|
+        message = Message.create team: team, person: current_person, content: params[:content]
+      end
+      if message and message
+        render status: :created, json: message.api_attributes
+      else
+        render status: :unprocessable_entity
+      end
+    end
   end
 end