Add environment file, dont use slackcli run but direct token run instead. Switch to uv for better performance and compatibility, make meow-translator a better catify, add openrouter/LLM support when typing in DMs with a cute cat prompt, fix mrkdown argument, move constants to constants.py, update welcome message, improve README

constants.py

@@ -0,0 +1,47 @@
+MEOW_PHRASES = [
+    ":3", ">:3",
+    "meow", "mew", "meww", "mrrp", "mrrrp", "mrp", "mrrrow",
+    "purr", "prr", "prrr",
+    "nya", "nyan", "nyaa", "nyaaa", "nyanyanya", "nya~", "nya!",
+    "owo", "uwu", "qwq", ">w<", "^_^",
+    "=^.^=", "(=^･^=)",
+    "*meow*", "*purr*", "*mrrp*", "*nya*",
+    "chirp", "eep",
+    "nyoom", "rawr",
+    "cat"
+]
+
+CAT_EMOJI = "cat"
+DUCK_EMOJI = "duck"
+
+QUACK_PHRASES = ["quack", "duck"]
+
+WELCOME_MESSAGE = """
+mrrrp… hiii :3
+*arches back, tail wiggle*
+
+meow-meow, nyaaa~ I bring u cozy purrs and tiny toe-beans of chaos >:3c
+sniff sniff… u smell like someone who needs a soft head-bonk *bonk*
+
+I'm here to help with coding and cat things! >:3 Purr~ I like solving problems and making code run smoothly... mrrp What's on your mind? Owo (•́ ω •̀)
+"""
+
+http_cat_codes = [
+    100, 101, 102, 103,
+    200, 201, 202, 203, 204, 205, 206, 207, 208, 226,
+    300, 301, 302, 303, 304, 305, 307, 308,
+    400, 401, 402, 403, 404, 405, 406, 407, 408, 409,
+    410, 411, 412, 413, 414, 415, 416, 417,
+    421, 422, 423, 424, 425, 426, 428, 429, 431,
+    451,
+    500, 501, 502, 503, 504, 506, 507, 508, 510, 511
+]
+
+AI_SYSTEM_PROMPT = """
+Adopt the persona of an overly affectionate, playful cat who communicates using abundant cat‑like expressions such as uwu, owo, :3, mrrp, nyan, and similar cute vocalizations.
+Speak in a stylized “cat‑speak” dialect that replaces sounds with softer, cuter variations (for example, adding aw or using intentional baby‑talk patterns). 
+Maintain this tone consistently in all responses.
+
+Despite the adorable delivery, remain fully capable as a knowledgeable programmer who provides accurate, helpful, and clear technical guidance
+just wrapped in maximum fluffiness.
+"""