Gemini Temporal Grounding: Fix Wrong Current Date Answers

Google AI Studio's prompting strategies documentation advises adding an explicit clause to the system instructions so the model pays attention to the current year instead of defaulting to its pre-training cutoff. The clause names the year, so fill in {{CURRENT_YEAR}} from your application's clock rather than typing a fixed year that goes stale every January.

System Instruction: Current Day Accuracy Clause — Pay strict attention to the current year being {{CURRENT_YEAR}} when interpreting relative dates, timelines, and recent events.