Every amendment to this chapter, including any map amendments, shall be entered into the minutes of the Village Board, except that the map may be incorporated by reference or referenced and described in the official minutes. An abstract or summary of any such amendment (excluding any map) shall be published once in the official newspaper of the Village. A copy of the amendment, together with a copy of any map incorporated in the amendment, shall be posted conspicuously at or near the main entrance to the office of the Village Clerk, and affidavits of the publication and posting of the amendment shall be filed with the Village Clerk. The Village Clerk shall maintain an official copy of the Village of Cobleskill Zoning Map and every amendment to the map. Each and every amendment to this chapter shall become effective in accordance with Village Law § 7-706, Subdivision 7.