diff --git a/src/frontend/package-lock.json b/src/frontend/package-lock.json
index 5e19052..e970e0f 100644
--- a/src/frontend/package-lock.json
+++ b/src/frontend/package-lock.json
@@ -3302,8 +3302,7 @@
     "commander": {
       "version": "2.20.3",
       "resolved": "https://registry.npm.taobao.org/commander/download/commander-2.20.3.tgz",
-      "integrity": "sha1-/UhehMA+tIgcIHIrpIA16FMa6zM=",
-      "dev": true
+      "integrity": "sha1-/UhehMA+tIgcIHIrpIA16FMa6zM="
     },
     "commondir": {
       "version": "1.0.1",
@@ -3725,6 +3724,11 @@
         "timsort": "^0.3.0"
       }
     },
+    "css-element-queries": {
+      "version": "1.2.3",
+      "resolved": "https://registry.npmjs.org/css-element-queries/-/css-element-queries-1.2.3.tgz",
+      "integrity": "sha512-QK9uovYmKTsV2GXWQiMOByVNrLn2qz6m3P7vWpOR4IdD6I3iXoDw5qtgJEN3Xq7gIbdHVKvzHjdAtcl+4Arc4Q=="
+    },
     "css-loader": {
       "version": "3.5.3",
       "resolved": "https://registry.npm.taobao.org/css-loader/download/css-loader-3.5.3.tgz",
@@ -3918,6 +3922,278 @@
       "integrity": "sha1-WW6WmP0MgOEgOMK4LW6xs1tiJNk=",
       "dev": true
     },
+    "d3": {
+      "version": "4.13.0",
+      "resolved": "https://registry.npmjs.org/d3/-/d3-4.13.0.tgz",
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+      "requires": {
+        "d3-array": "1.2.1",
+        "d3-axis": "1.0.8",
+        "d3-brush": "1.0.4",
+        "d3-chord": "1.0.4",
+        "d3-collection": "1.0.4",
+        "d3-color": "1.0.3",
+        "d3-dispatch": "1.0.3",
+        "d3-drag": "1.2.1",
+        "d3-dsv": "1.0.8",
+        "d3-ease": "1.0.3",
+        "d3-force": "1.1.0",
+        "d3-format": "1.2.2",
+        "d3-geo": "1.9.1",
+        "d3-hierarchy": "1.1.5",
+        "d3-interpolate": "1.1.6",
+        "d3-path": "1.0.5",
+        "d3-polygon": "1.0.3",
+        "d3-quadtree": "1.0.3",
+        "d3-queue": "3.0.7",
+        "d3-random": "1.1.0",
+        "d3-request": "1.0.6",
+        "d3-scale": "1.0.7",
+        "d3-selection": "1.3.0",
+        "d3-shape": "1.2.0",
+        "d3-time": "1.0.8",
+        "d3-time-format": "2.1.1",
+        "d3-timer": "1.0.7",
+        "d3-transition": "1.1.1",
+        "d3-voronoi": "1.1.2",
+        "d3-zoom": "1.7.1"
+      }
+    },
+    "d3-array": {
+      "version": "1.2.1",
+      "resolved": "https://registry.npmjs.org/d3-array/-/d3-array-1.2.1.tgz",
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+      "requires": {
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+        "iconv-lite": "0.4",
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+        "d3-dispatch": "1",
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+        "d3-dispatch": "1",
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+      "requires": {
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+      }
+    },
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+      "resolved": "https://registry.npmjs.org/d3-timer/-/d3-timer-1.0.7.tgz",
+      "integrity": "sha512-vMZXR88XujmG/L5oB96NNKH5lCWwiLM/S2HyyAQLcjWJCloK5shxta4CwOFYLZoY3AWX73v8Lgv4cCAdWtRmOA=="
+    },
+    "d3-transition": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/d3-transition/-/d3-transition-1.1.1.tgz",
+      "integrity": "sha512-xeg8oggyQ+y5eb4J13iDgKIjUcEfIOZs2BqV/eEmXm2twx80wTzJ4tB4vaZ5BKfz7XsI/DFmQL5me6O27/5ykQ==",
+      "requires": {
+        "d3-color": "1",
+        "d3-dispatch": "1",
+        "d3-ease": "1",
+        "d3-interpolate": "1",
+        "d3-selection": "^1.1.0",
+        "d3-timer": "1"
+      }
+    },
+    "d3-voronoi": {
+      "version": "1.1.2",
+      "resolved": "https://registry.npmjs.org/d3-voronoi/-/d3-voronoi-1.1.2.tgz",
+      "integrity": "sha512-RhGS1u2vavcO7ay7ZNAPo4xeDh/VYeGof3x5ZLJBQgYhLegxr3s5IykvWmJ94FTU6mcbtp4sloqZ54mP6R4Utw=="
+    },
+    "d3-zoom": {
+      "version": "1.7.1",
+      "resolved": "https://registry.npmjs.org/d3-zoom/-/d3-zoom-1.7.1.tgz",
+      "integrity": "sha512-sZHQ55DGq5BZBFGnRshUT8tm2sfhPHFnOlmPbbwTkAoPeVdRTkB4Xsf9GCY0TSHrTD8PeJPZGmP/TpGicwJDJQ==",
+      "requires": {
+        "d3-dispatch": "1",
+        "d3-drag": "1",
+        "d3-interpolate": "1",
+        "d3-selection": "1",
+        "d3-transition": "1"
+      }
+    },
     "dashdash": {
       "version": "1.14.1",
       "resolved": "https://registry.npm.taobao.org/dashdash/download/dashdash-1.14.1.tgz",
@@ -5963,7 +6239,6 @@
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       "resolved": "https://registry.npm.taobao.org/iconv-lite/download/iconv-lite-0.4.24.tgz",
       "integrity": "sha1-ICK0sl+93CHS9SSXSkdKr+czkIs=",
-      "dev": true,
       "requires": {
         "safer-buffer": ">= 2.1.2 < 3"
       }
@@ -6209,6 +6484,11 @@
         }
       }
     },
+    "intersection-observer": {
+      "version": "0.5.1",
+      "resolved": "https://registry.npmjs.org/intersection-observer/-/intersection-observer-0.5.1.tgz",
+      "integrity": "sha512-Zd7Plneq82kiXFixs7bX62YnuZ0BMRci9br7io88LwDyF3V43cQMI+G5IiTlTNTt+LsDUppl19J/M2Fp9UkH6g=="
+    },
     "intersperse": {
       "version": "1.0.0",
       "resolved": "https://registry.npm.taobao.org/intersperse/download/intersperse-1.0.0.tgz",
@@ -6945,6 +7225,11 @@
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       "integrity": "sha1-tEf2ZwoEVbv+7dETku/zMOoJdUg="
     },
+    "lodash.debounce": {
+      "version": "4.0.8",
+      "resolved": "https://registry.npmjs.org/lodash.debounce/-/lodash.debounce-4.0.8.tgz",
+      "integrity": "sha512-FT1yDzDYEoYWhnSGnpE/4Kj1fLZkDFyqRb7fNt6FdYOSxlUWAtp42Eh6Wb0rGIv/m9Bgo7x4GhQbm5Ys4SG5ow=="
+    },
     "lodash.defaultsdeep": {
       "version": "4.6.1",
       "resolved": "https://registry.npm.taobao.org/lodash.defaultsdeep/download/lodash.defaultsdeep-4.6.1.tgz",
@@ -9408,6 +9693,11 @@
         "aproba": "^1.1.1"
       }
     },
+    "rw": {
+      "version": "1.3.3",
+      "resolved": "https://registry.npmjs.org/rw/-/rw-1.3.3.tgz",
+      "integrity": "sha512-PdhdWy89SiZogBLaw42zdeqtRJ//zFd2PgQavcICDUgJT5oW10QCRKbJ6bg4r0/UY2M6BWd5tkxuGFRvCkgfHQ=="
+    },
     "rxjs": {
       "version": "6.5.5",
       "resolved": "https://registry.npm.taobao.org/rxjs/download/rxjs-6.5.5.tgz?cache=0&sync_timestamp=1585894516752&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Frxjs%2Fdownload%2Frxjs-6.5.5.tgz",
@@ -9435,8 +9725,7 @@
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       "resolved": "https://registry.npm.taobao.org/safer-buffer/download/safer-buffer-2.1.2.tgz",
-      "integrity": "sha1-RPoWGwGHuVSd2Eu5GAL5vYOFzWo=",
-      "dev": true
+      "integrity": "sha1-RPoWGwGHuVSd2Eu5GAL5vYOFzWo="
     },
     "sax": {
       "version": "1.2.4",
@@ -10380,9 +10669,9 @@
       "dev": true
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-      "version": "4.7.0",
-      "resolved": "https://registry.npm.taobao.org/terser/download/terser-4.7.0.tgz?cache=0&sync_timestamp=1589827118957&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fterser%2Fdownload%2Fterser-4.7.0.tgz",
-      "integrity": "sha1-FYUs8aCOMlaoBCjoZaL6iT/7oAY=",
+      "version": "4.8.1",
+      "resolved": "https://registry.npmjs.org/terser/-/terser-4.8.1.tgz",
+      "integrity": "sha512-4GnLC0x667eJG0ewJTa6z/yXrbLGv80D9Ru6HIpCQmO+Q4PfEtBFi0ObSckqwL6VyQv/7ENJieXHo2ANmdQwgw==",
       "dev": true,
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@@ -10392,8 +10681,8 @@
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-          "integrity": "sha1-dHIq8y6WFOnCh6jQu95IteLxomM=",
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@@ -11056,6 +11345,16 @@
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       "integrity": "sha1-SDCE1zKr7RHaeWd4qCZqOvDqGpw="
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+    "vue-resize-directive": {
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+      "resolved": "https://registry.npmjs.org/vue-resize-directive/-/vue-resize-directive-1.2.0.tgz",
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+        "intersection-observer": "^0.5.0",
+        "lodash.debounce": "^4.0.8"
+      }
+    },
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       "resolved": "https://registry.npm.taobao.org/vue-router/download/vue-router-3.2.0.tgz",
@@ -11079,6 +11378,11 @@
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+    "vue-tag-cloud": {
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+      "resolved": "https://registry.npmjs.org/vue-tag-cloud/-/vue-tag-cloud-0.0.1.tgz",
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+    },
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       "resolved": "https://registry.npm.taobao.org/vue-template-compiler/download/vue-template-compiler-2.6.11.tgz",
@@ -11095,6 +11399,18 @@
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     },
+    "vue-wordcloud": {
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+      "resolved": "https://registry.npmjs.org/vue-wordcloud/-/vue-wordcloud-1.1.1.tgz",
+      "integrity": "sha512-Gs78q+mmQbI21OolpZY2b7YYdbb7wGHvIZCP+zsomxOsWICaInKTVqJADXdNtjGdBHH9JB3X9NEqBMgBVnvaUQ==",
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+        "d3-cloud": "^1.2.4",
+        "d3-scale-chromatic": "^1.3.3",
+        "vue": "^2.3.3",
+        "vue-resize-directive": "^1.0.0"
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       "resolved": "https://registry.npm.taobao.org/vuex/download/vuex-3.4.0.tgz",
@@ -11853,6 +12169,11 @@
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+      "resolved": "https://registry.npmjs.org/xmlhttprequest/-/xmlhttprequest-1.8.0.tgz",
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+    },
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       "resolved": "https://registry.npm.taobao.org/xtend/download/xtend-4.0.2.tgz",