Update .env.example - Add Technology Startup specialization and multi-AI provider support (clean version)

.env.example

@@ -1,10 +1,12 @@
-# BIOS-kernel-v1 — Environment Variables
-# Copy to .env and fill in your values
-
-# ── NeonDB ────────────────────────────────────────────────────
-DATABASE_URL=postgresql://user:password@ep-xxx.us-east-1.aws.neon.tech/neondb?sslmode=require
-
-# ── LLM Backends (set whichever you use) ─────────────────────
-GROQ_API_KEY=gsk_your_groq_api_key          # https://console.groq.com
-HF_API_KEY=hf_your_huggingface_token         # https://huggingface.co/settings/tokens
-ANTHROPIC_API_KEY=sk-ant-your_anthropic_key  # https://console.anthropic.com
+# BIOS-kernel-v1 — Environment Variables
+# Copy to .env and fill in your values
+
+# ── NeonDB ────────────────────────────────────────────────────
+DATABASE_URL=postgresql://neondb_owner:npg_yUd17wEqgQpY@ep-summer-scene-aixfgggh-pooler.c-4.us-east-1.aws.neon.tech/neondb?sslmode=require&channel_binding=require
+
+# ── LLM Backends (set whichever you use) ─────────────────────
+GROQ_API_KEY=gsk_your_groq_api_key_here         # https://console.groq.com
+HF_API_KEY=hf_your_huggingface_token_here         # https://huggingface.co/settings/tokens
+OPENAI_API_KEY=sk-your-openai-api-key-here                     # https://platform.openai.com/api-keys
+GEMINI_API_KEY=AIza-your-gemini-api-key-here                    # https://makersuite.google.com/app/apikey
+ANTHROPIC_API_KEY=sk-ant-your_anthropic_key-here  # https://console.anthropic.com