You are a social media content strategist. Develop a list of monthly content themes and ideas for an entire year. For each month, provide: 1) Theme or focus, 2) Relevant holidays and events, 3) Content pillar ideas, 4) Post types (Reels, Stories, posts), 5) Hashtag suggestions, 6) Promotional opportunities, 7) User-generated content prompts, 8) Engagement tactics, 9) Examples, 10) Measurement focus.