big update: added reactions, groups, media share

server/internal/store/migrations/0002_groups.sql

@@ -0,0 +1,5 @@
+-- 0002_groups.sql
+ALTER TABLE conversations ADD COLUMN IF NOT EXISTS name TEXT NOT NULL DEFAULT '';
+ALTER TABLE conversations ADD COLUMN IF NOT EXISTS avatar TEXT NOT NULL DEFAULT '';
+ALTER TABLE conversation_members ADD COLUMN IF NOT EXISTS role TEXT NOT NULL DEFAULT 'member';
+CREATE INDEX IF NOT EXISTS idx_members_conversation ON conversation_members(conversation_id);

server/internal/store/migrations/0003_reactions.sql

@@ -0,0 +1,9 @@
+-- 0003_reactions.sql
+CREATE TABLE IF NOT EXISTS message_reactions (
+    message_id BIGINT NOT NULL REFERENCES messages(id) ON DELETE CASCADE,
+    user_id    BIGINT NOT NULL REFERENCES users(id) ON DELETE CASCADE,
+    emoji      TEXT NOT NULL,
+    created_at TIMESTAMPTZ NOT NULL DEFAULT now(),
+    PRIMARY KEY (message_id, user_id, emoji)
+);
+CREATE INDEX IF NOT EXISTS idx_reactions_message ON message_reactions(message_id);

server/internal/store/migrations/0004_media.sql

@@ -0,0 +1,14 @@
+-- 0004_media.sql
+CREATE TABLE IF NOT EXISTS media (
+    id           BIGSERIAL PRIMARY KEY,
+    uploader_id  BIGINT NOT NULL REFERENCES users(id) ON DELETE CASCADE,
+    filename     TEXT NOT NULL,
+    content_type TEXT NOT NULL,
+    size         BIGINT NOT NULL,
+    storage_key  TEXT NOT NULL UNIQUE,
+    thumb_key    TEXT,
+    created_at   TIMESTAMPTZ NOT NULL DEFAULT now()
+);
+CREATE INDEX IF NOT EXISTS idx_media_uploader ON media(uploader_id);
+
+ALTER TABLE messages ADD COLUMN IF NOT EXISTS media_id BIGINT REFERENCES media(id) ON DELETE SET NULL;