feat: daily collection 6/12 - new docs, industry report, .gitignore cleanup

- Collected 9 new messages from dc group and innovation group
- Fetched 6 new Feishu docs (黄静雯/陈楚真/韦译/夏莲/莫润麟/张家振)
- Downloaded 狱国争霸分析拆解.html file attachment
- Saved 6/12 game industry daily report from 韩丹
- Updated .gitignore to exclude temp scripts, images, downloaded files
- Added utility scripts (group members extraction, invitation generation)

scripts/gen_invitation.py

@@ -0,0 +1,62 @@
+"""根据 bg.png 模板生成带姓名/账号/密码的邀请函图片"""
+
+from PIL import Image, ImageDraw, ImageFont
+import json
+import os
+
+DATA_DIR = os.path.join(os.path.dirname(os.path.dirname(os.path.abspath(__file__))), "data")
+BG_PATH = os.path.join(DATA_DIR, "bg.png")
+FONT_PATH = os.path.join(DATA_DIR, "WenDaoGeTeSong.ttf")
+OUTPUT_DIR = os.path.join(os.path.dirname(os.path.dirname(os.path.abspath(__file__))), "output", "invitations")
+
+# 文字位置配置（可通过 invitation_tuner.html 调整后粘贴回来）
+CONFIG = {
+    "name":     {"x": 582, "y": 1192, "size": 52, "color": "#ffd586"},
+    "account":  {"x": 572, "y": 1293, "size": 44, "color": "#ffffff"},
+    "password": {"x": 575, "y": 1394, "size": 44, "color": "#ffffff"},
+}
+
+
+def hex_to_rgb(hex_color):
+    hex_color = hex_color.lstrip('#')
+    return tuple(int(hex_color[i:i+2], 16) for i in (0, 2, 4))
+
+
+def generate_invitation(name, account, password, output_path=None):
+    img = Image.open(BG_PATH).copy()
+    draw = ImageDraw.Draw(img)
+
+    fields = {
+        "name": name,
+        "account": account,
+        "password": password,
+    }
+
+    for field_key, text in fields.items():
+        cfg = CONFIG[field_key]
+        font = ImageFont.truetype(FONT_PATH, cfg["size"])
+        color = hex_to_rgb(cfg["color"])
+        # textAlign center + textBaseline top 对应 Pillow 的 anchor='mt'
+        draw.text((cfg["x"], cfg["y"]), text, fill=color, font=font, anchor="mt")
+
+    if not output_path:
+        os.makedirs(OUTPUT_DIR, exist_ok=True)
+        safe_name = name.replace("/", "_").replace("\\", "_")
+        output_path = os.path.join(OUTPUT_DIR, f"invite_{safe_name}.png")
+
+    img.save(output_path, quality=95)
+    return output_path
+
+
+if __name__ == "__main__":
+    import argparse
+    parser = argparse.ArgumentParser()
+    parser.add_argument("--name", default="测试用户")
+    parser.add_argument("--account", default="20250580")
+    parser.add_argument("--password", default="123456")
+    parser.add_argument("--output", default=None)
+    args = parser.parse_args()
+
+    path = generate_invitation(args.name, args.account, args.password, args.output)
+    print(f"Generated: {path}")
+    print(f"Font: {FONT_PATH}")