Adding working board

migrations/013_board_views.sql

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+CREATE TABLE osint.board_view_types (
+  id TEXT PRIMARY KEY,
+  name TEXT NOT NULL UNIQUE
+);
+INSERT INTO osint.board_view_types (id,name) VALUES ('timeline','Timeline');
+
+CREATE TABLE osint.board_views (
+  id UUID PRIMARY KEY,
+  board_id UUID NOT NULL REFERENCES osint.boards(id) ON DELETE CASCADE,
+  view_type_id TEXT NOT NULL REFERENCES osint.board_view_types(id),
+  origin_view_id UUID REFERENCES osint.board_views(id) ON DELETE SET NULL,
+  placement_mode TEXT NOT NULL DEFAULT 'docked' CHECK (placement_mode IN ('docked','canvas','window')),
+  dock_edge TEXT CHECK (dock_edge IN ('top','right','bottom','left')),
+  xpos DOUBLE PRECISION,
+  ypos DOUBLE PRECISION,
+  width DOUBLE PRECISION,
+  height DOUBLE PRECISION NOT NULL DEFAULT 112 CHECK (height > 0),
+  z_index INTEGER NOT NULL DEFAULT 0,
+  visible BOOLEAN NOT NULL DEFAULT TRUE,
+  created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
+  updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
+  UNIQUE (board_id,view_type_id),
+  CHECK (
+    (placement_mode = 'docked' AND dock_edge IS NOT NULL)
+    OR (placement_mode IN ('canvas','window') AND xpos IS NOT NULL AND ypos IS NOT NULL AND width IS NOT NULL)
+  )
+);
+CREATE INDEX board_views_board_idx ON osint.board_views (board_id,z_index,created_at);
+
+CREATE TABLE osint.timeline_views (
+  view_id UUID PRIMARY KEY REFERENCES osint.board_views(id) ON DELETE CASCADE,
+  range_mode TEXT NOT NULL DEFAULT 'auto' CHECK (range_mode IN ('auto','fixed')),
+  range_start DATE,
+  range_end DATE,
+  CHECK (
+    (range_mode = 'auto' AND range_start IS NULL AND range_end IS NULL)
+    OR (range_mode = 'fixed' AND range_start IS NOT NULL AND range_end IS NOT NULL AND range_end > range_start)
+  )
+);
+
+WITH created_views AS (
+  INSERT INTO osint.board_views (id,board_id,view_type_id,placement_mode,dock_edge,height)
+  SELECT gen_random_uuid(),b.id,'timeline','docked','bottom',112
+  FROM osint.boards b
+  RETURNING id,board_id
+)
+INSERT INTO osint.timeline_views (view_id,range_mode,range_start,range_end)
+SELECT v.id,
+  CASE WHEN settings.board_id IS NULL THEN 'auto' ELSE 'fixed' END,
+  settings.range_start,
+  settings.range_end
+FROM created_views v
+LEFT JOIN osint.board_timeline_settings settings ON settings.board_id=v.board_id;
+
+DROP TABLE osint.board_timeline_settings;
+
+COMMENT ON TABLE osint.board_views IS 'Persistent frontend projections and workspace apparatus. Views are not investigation-domain exhibits.';
+COMMENT ON TABLE osint.timeline_views IS 'Timeline projection settings; temporal markers remain derived from exhibits and are never duplicated here.';

migrations/014_external_asset_objects.sql

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+ALTER TABLE osint.assets
+  ALTER COLUMN content DROP NOT NULL,
+  ADD COLUMN storage_provider TEXT NOT NULL DEFAULT 'postgres' CHECK (storage_provider IN ('postgres','s3')),
+  ADD COLUMN storage_bucket TEXT,
+  ADD COLUMN object_key TEXT,
+  ADD COLUMN etag TEXT;
+
+ALTER TABLE osint.assets
+  ADD CONSTRAINT assets_storage_location_check CHECK (
+    (storage_provider = 'postgres' AND content IS NOT NULL AND storage_bucket IS NULL AND object_key IS NULL)
+    OR (storage_provider = 's3' AND content IS NULL AND storage_bucket IS NOT NULL AND object_key IS NOT NULL)
+  ),
+  ADD CONSTRAINT assets_object_location_unique UNIQUE (storage_bucket,object_key);
+
+COMMENT ON COLUMN osint.assets.content IS 'Compatibility storage for assets created before object storage. New uploads use the private S3/MinIO bucket.';
+COMMENT ON COLUMN osint.assets.object_key IS 'Private object key; clients retrieve bytes through the authenticated application asset endpoint.';