feat(db): add migration 0103 project linear entities

1-- 0103_project_linear_entities.sql

2-- Reference DDL for new project entities declared in lib/db/project/:

3-- project_members, project_views, project_documents,

4-- project_links, project_activities, project_favorites.

5-- Documentation only; not run by the migration runner per project policy.

7-- ---------------------------------------------------------------------------

8-- project_members

9-- ---------------------------------------------------------------------------

10CREATE TABLE IF NOT EXISTS project_members (

11 id uuid PRIMARY KEY,

12 project_id uuid NOT NULL REFERENCES project(id) ON DELETE CASCADE,

13 user_id uuid NOT NULL REFERENCES users(uid) ON DELETE CASCADE,

14 role smallint NOT NULL DEFAULT 2, -- ProjectMemberRole

15 joined_at timestamptz NOT NULL DEFAULT now(),

16 updated_at timestamptz,

17 UNIQUE (project_id, user_id)

18);

19CREATE INDEX IF NOT EXISTS idx_project_members_user ON project_members (user_id);

20CREATE INDEX IF NOT EXISTS idx_project_members_project ON project_members (project_id);

22-- ---------------------------------------------------------------------------

23-- project_views (saved filters / sort / group / layout)

24-- ---------------------------------------------------------------------------

25CREATE TABLE IF NOT EXISTS project_views (

26 id uuid PRIMARY KEY,

27 project_id uuid NOT NULL REFERENCES project(id) ON DELETE CASCADE,

28 creator_id uuid NOT NULL REFERENCES users(uid),

29 name text NOT NULL,

30 description text,

31 filter jsonb NOT NULL DEFAULT '{}'::jsonb,

32 sort_by text NOT NULL DEFAULT 'manual',

33 group_by text,

34 layout text NOT NULL DEFAULT 'list',

35 is_shared boolean NOT NULL DEFAULT false,

36 sort_order integer NOT NULL DEFAULT 0,

37 created_at timestamptz NOT NULL DEFAULT now(),

38 updated_at timestamptz

39);

40CREATE INDEX IF NOT EXISTS idx_project_views_project ON project_views (project_id, sort_order);

41CREATE INDEX IF NOT EXISTS idx_project_views_creator ON project_views (creator_id);

43-- ---------------------------------------------------------------------------

44-- project_documents (Linear Documents — Markdown text for now)

45-- ---------------------------------------------------------------------------

46CREATE TABLE IF NOT EXISTS project_documents (

47 id uuid PRIMARY KEY,

48 project_id uuid NOT NULL REFERENCES project(id) ON DELETE CASCADE,

49 parent_id uuid REFERENCES project_documents(id) ON DELETE SET NULL,

50 creator_id uuid NOT NULL REFERENCES users(uid),

51 last_editor_id uuid REFERENCES users(uid),

52 title text NOT NULL,

53 slug text NOT NULL,

54 content text NOT NULL DEFAULT '',

55 icon text,

56 created_at timestamptz NOT NULL DEFAULT now(),

57 updated_at timestamptz,

58 UNIQUE (project_id, slug)

59);

60CREATE INDEX IF NOT EXISTS idx_project_documents_project ON project_documents (project_id);

61CREATE INDEX IF NOT EXISTS idx_project_documents_parent ON project_documents (parent_id);

63-- ---------------------------------------------------------------------------

64-- project_links (cross-project relations)

65-- ---------------------------------------------------------------------------

66CREATE TABLE IF NOT EXISTS project_links (

67 id uuid PRIMARY KEY,

68 project_id uuid NOT NULL REFERENCES project(id) ON DELETE CASCADE,

69 related_project_id uuid NOT NULL REFERENCES project(id) ON DELETE CASCADE,

70 kind smallint NOT NULL, -- ProjectLinkKind

71 created_by uuid NOT NULL REFERENCES users(uid),

72 created_at timestamptz NOT NULL DEFAULT now(),

73 CHECK (project_id <> related_project_id),

74 UNIQUE (project_id, related_project_id, kind)

75);

76CREATE INDEX IF NOT EXISTS idx_project_links_project ON project_links (project_id);

77CREATE INDEX IF NOT EXISTS idx_project_links_related_project ON project_links (related_project_id);

79-- ---------------------------------------------------------------------------

80-- project_activities (aggregated activity feed)

81-- ---------------------------------------------------------------------------

82CREATE TABLE IF NOT EXISTS project_activities (

83 id uuid PRIMARY KEY,

84 project_id uuid NOT NULL REFERENCES project(id) ON DELETE CASCADE,

85 actor_id uuid NOT NULL REFERENCES users(uid),

86 verb text NOT NULL,

87 target_kind text NOT NULL,

88 target_id uuid,

89 payload jsonb,

90 created_at timestamptz NOT NULL DEFAULT now()

91);

92CREATE INDEX IF NOT EXISTS idx_project_activities_feed

93 ON project_activities (project_id, created_at DESC);

94CREATE INDEX IF NOT EXISTS idx_project_activities_actor

95 ON project_activities (actor_id, created_at DESC);

97-- ---------------------------------------------------------------------------

98-- project_favorites (per-user star / favorites folder)

99-- ---------------------------------------------------------------------------

100CREATE TABLE IF NOT EXISTS project_favorites (

101 id uuid PRIMARY KEY,

102 project_id uuid NOT NULL REFERENCES project(id) ON DELETE CASCADE,

103 user_id uuid NOT NULL REFERENCES users(uid) ON DELETE CASCADE,

104 folder text,

105 created_at timestamptz NOT NULL DEFAULT now()

106);

107CREATE UNIQUE INDEX IF NOT EXISTS idx_project_favorites_unique

108 ON project_favorites (project_id, user_id, COALESCE(folder, ''));

109CREATE INDEX IF NOT EXISTS idx_project_favorites_user

110 ON project_favorites (user_id, created_at DESC);