feat: initial commit for merica-pipeline delivery

dbt/models/gold/fct_spku_daily_mart.sql

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+-- dbt Gold Model: fct_spku_daily_mart
+{{ config(materialized='table', schema='gold') }}
+
+SELECT
+    stasiun_id,
+    nama_stasiun_clean,
+    AVG(ispu_value) AS avg_daily_ispu,
+    MAX(ispu_value) AS max_daily_ispu,
+    COUNT(*) AS total_readings,
+    CURRENT_DATE AS mart_date
+FROM {{ ref('stg_spku_realtime') }}
+GROUP BY stasiun_id, nama_stasiun_clean

dbt/models/gold/gold_ispu_daily_summary.sql

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+{{ config(
+    materialized='table',
+    schema='gold'
+) }}
+
+SELECT
+    stasiun_id,
+    nama_stasiun,
+    CAST(recorded_at AS DATE) AS observation_date,
+    AVG(pm25_value) AS avg_pm25,
+    MAX(pm25_value) AS max_pm25,
+    AVG(pm10_value) AS avg_pm10,
+    MAX(pm10_value) AS max_pm10,
+    CURRENT_TIMESTAMP AS refreshed_at_gold
+FROM {{ ref('silver_spku_sensor_clean') }}
+GROUP BY 1, 2, 3

dbt/models/gold/gold_permits_summary_daily.sql

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+{{ config(
+    materialized='table',
+    schema='gold'
+) }}
+
+SELECT
+    CAST(issued_date AS DATE) AS permit_date,
+    permit_type,
+    permit_status,
+    COUNT(permit_id) AS total_permits,
+    CURRENT_TIMESTAMP AS refreshed_at_gold
+FROM {{ ref('silver_environmental_permits_clean') }}
+GROUP BY 1, 2, 3

dbt/models/gold/gold_waste_management_summary.sql

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+{{ config(
+    materialized='table',
+    schema='gold'
+) }}
+
+SELECT
+    kecamatan,
+    tanggal_laporan,
+    COUNT(lokasi_tps) AS total_tps,
+    SUM(volume_sampah_m3) AS total_volume_sampah_m3,
+    AVG(volume_sampah_m3) AS avg_volume_per_tps_m3,
+    CURRENT_TIMESTAMP AS refreshed_at_gold
+FROM {{ ref('silver_gws_waste_reports_clean') }}
+GROUP BY 1, 2