feat: 添加 dayjs 库以处理日期格式化

为了在课程详情页面中正确显示创建日期，我们添加了 dayjs 库来格式化日期字符串。这样，我们可以将日期显示为 "YYYY-MM-DD HH:mm:ss" 的格式。

- 添加了 dayjs 库的依赖
- 在课程详情页面中使用 dayjs 格式化创建日期

pnpm-lock.yaml

@@ -53,6 +53,9 @@ importers:
       '@dcloudio/uni-quickapp-webview':
         specifier: 3.0.0-4020420240722002
         version: 3.0.0-4020420240722002(@nuxt/kit@3.13.2(rollup@4.21.3)(webpack-sources@3.2.3))(postcss@8.4.45)(rollup@4.21.3)(vue@3.5.5(typescript@4.9.5))(webpack-sources@3.2.3)
+      dayjs:
+        specifier: ^1.11.13
+        version: 1.11.13
       pinia:
         specifier: ^2.2.2
         version: 2.2.2(typescript@4.9.5)(vue@3.5.5(typescript@4.9.5))
@@ -1497,46 +1500,55 @@ packages:
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     cpu: [arm]
     os: [linux]
+    libc: [glibc]
 
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     resolution: {integrity: sha512-zmjbSphplZlau6ZTkxd3+NMtE4UKVy7U4aVFMmHcgO5CUbw17ZP6QCgyxhzGaU/wFFdTfiojjbLG3/0p9HhAqA==}
     cpu: [arm]
     os: [linux]
+    libc: [musl]
 
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     resolution: {integrity: sha512-nSZfcZtAnQPRZmUkUQwZq2OjQciR6tEoJaZVFvLHsj0MF6QhNMg0fQ6mUOsiCUpTqxTx0/O6gX0V/nYc7LrgPw==}
     cpu: [arm64]
     os: [linux]
+    libc: [glibc]
 
   '@rollup/rollup-linux-arm64-musl@4.21.3':
     resolution: {integrity: sha512-MnvSPGO8KJXIMGlQDYfvYS3IosFN2rKsvxRpPO2l2cum+Z3exiExLwVU+GExL96pn8IP+GdH8Tz70EpBhO0sIQ==}
     cpu: [arm64]
     os: [linux]
+    libc: [musl]
 
   '@rollup/rollup-linux-powerpc64le-gnu@4.21.3':
     resolution: {integrity: sha512-+W+p/9QNDr2vE2AXU0qIy0qQE75E8RTwTwgqS2G5CRQ11vzq0tbnfBd6brWhS9bCRjAjepJe2fvvkvS3dno+iw==}
     cpu: [ppc64]
     os: [linux]
+    libc: [glibc]
 
   '@rollup/rollup-linux-riscv64-gnu@4.21.3':
     resolution: {integrity: sha512-yXH6K6KfqGXaxHrtr+Uoy+JpNlUlI46BKVyonGiaD74ravdnF9BUNC+vV+SIuB96hUMGShhKV693rF9QDfO6nQ==}
     cpu: [riscv64]
     os: [linux]
+    libc: [glibc]
 
   '@rollup/rollup-linux-s390x-gnu@4.21.3':
     resolution: {integrity: sha512-R8cwY9wcnApN/KDYWTH4gV/ypvy9yZUHlbJvfaiXSB48JO3KpwSpjOGqO4jnGkLDSk1hgjYkTbTt6Q7uvPf8eg==}
     cpu: [s390x]
     os: [linux]
+    libc: [glibc]
 
   '@rollup/rollup-linux-x64-gnu@4.21.3':
     resolution: {integrity: sha512-kZPbX/NOPh0vhS5sI+dR8L1bU2cSO9FgxwM8r7wHzGydzfSjLRCFAT87GR5U9scj2rhzN3JPYVC7NoBbl4FZ0g==}
     cpu: [x64]
     os: [linux]
+    libc: [glibc]
 
   '@rollup/rollup-linux-x64-musl@4.21.3':
     resolution: {integrity: sha512-S0Yq+xA1VEH66uiMNhijsWAafffydd2X5b77eLHfRmfLsRSpbiAWiRHV6DEpz6aOToPsgid7TI9rGd6zB1rhbg==}
     cpu: [x64]
     os: [linux]
+    libc: [musl]
 
   '@rollup/rollup-win32-arm64-msvc@4.21.3':
     resolution: {integrity: sha512-9isNzeL34yquCPyerog+IMCNxKR8XYmGd0tHSV+OVx0TmE0aJOo9uw4fZfUuk2qxobP5sug6vNdZR6u7Mw7Q+Q==}