fix: add missing requires field to 6 connector fragment.json and connector.json files

connectors/connectors.json

@@ -246,6 +246,9 @@
       "icon_small": "exa/icon_sm.png",
       "icon_large": "exa/icon_lg.png",
       "user_description": "AI-powered web search, content extraction, and research via Exa's neural search engine. Works without an API key (free rate-limited tier).",
+      "requires": [
+        "API_KEY"
+      ],
       "tags": [
         "search",
         "mcp",
@@ -272,8 +275,8 @@
       "files": [
         {
           "path": "connector.json",
-          "sha256": "bce7389bfc62c9a1f633df09cdcd4630c592efc11ef064cbbf5a2a48a1b2606e",
-          "size": 1619
+          "sha256": "79e2fb2b125fd67c9cd5cbf5dbec481bab19b1e3891410336b4b9306ad323db7",
+          "size": 1655
         },
         {
           "path": "icon_lg.png",
@@ -522,6 +525,9 @@
       "icon_small": "serpapi-flights/icon_sm.svg",
       "icon_large": "serpapi-flights/icon_lg.svg",
       "user_description": "Search and compare flights, lookup airport codes, and explore routes via SerpAPI\u2019s Google Flights integration.",
+      "requires": [
+        "API_KEY"
+      ],
       "tags": [
         "flights",
         "travel",
@@ -545,8 +551,8 @@
       "files": [
         {
           "path": "connector.json",
-          "sha256": "1af8d7355aa29467c3da9091a54ece3a907a33403a138b73247f7798a54133c4",
-          "size": 1498
+          "sha256": "003cbad7d0e33c91627fdb43829c509c449eeafa3655c3e09f4386bcaf62d6c4",
+          "size": 1534
         },
         {
           "path": "icon_lg.svg",
@@ -627,6 +633,9 @@
       "icon_small": "tavily/icon_sm.png",
       "icon_large": "tavily/icon_lg.png",
       "user_description": "Web search API for LLMs \u2014 real-time results, news, and content extraction.",
+      "requires": [
+        "API_KEY"
+      ],
       "tags": [
         "search",
         "mcp",
@@ -664,8 +673,8 @@
       "files": [
         {
           "path": "connector.json",
-          "sha256": "c020a333b78778bc29f4097d56e27d6bde8c33b691f9aedb176a1887e65db730",
-          "size": 1577
+          "sha256": "203af67b6b2d22bb67fb643acd12d75c8dce656a8e4928a8ed3dab07f8bb09c7",
+          "size": 1613
         },
         {
           "path": "icon_lg.png",
@@ -692,6 +701,9 @@
       "icon_small": "weather/icon_sm.svg",
       "icon_large": "weather/icon_lg.svg",
       "user_description": "Global weather, forecast, and air quality via Open-Meteo \u2014 free, no API key required.",
+      "requires": [
+        "PYTHON"
+      ],
       "tags": [
         "weather",
         "mcp",
@@ -796,6 +808,9 @@
       "icon_small": "wikipedia/icon_sm.svg",
       "icon_large": "wikipedia/icon_lg.svg",
       "user_description": "Search and read Wikipedia articles \u2014 free, no API key required.",
+      "requires": [
+        "PYTHON"
+      ],
       "tags": [
         "wikipedia",
         "mcp",
@@ -847,6 +862,7 @@
       "icon_small": "context7/icon_sm.svg",
       "icon_large": "context7/icon_lg.svg",
       "user_description": "Up-to-date documentation and code examples for any library, framework, SDK, API, CLI tool, or cloud service \u2014 fetched directly from the source. Free, no API key required.",
+      "requires": [],
       "tags": [
         "documentation",
         "search",
@@ -874,8 +890,8 @@
       "files": [
         {
           "path": "connector.json",
-          "sha256": "2c0a92ece0fa0bb6d5e00d4db6f858d21a94bdf08b6043b93cffe372054e0100",
-          "size": 1279
+          "sha256": "aa34bef48e668d7f8719b9190695428013a723c994aff60487bd3151f9af2b16",
+          "size": 1298
         },
         {
           "path": "icon_lg.svg",